COVID-19 pandemic in Massachusetts

COVID-19 pandemic in Massachusetts
DiseaseCOVID-19
Virus strainSARS-CoV-2
LocationMassachusetts, U.S.
First outbreakWuhan, Hubei, China
Index caseBoston
Arrival date1 February 2020 (2020-02-01)
Confirmed cases1,305,830 (cumulative) as of January 13
Hospitalized cases3,180 (current) as of January 13
Critical cases484 (current) as of January 13
Ventilator cases278 (current) as of January 13
Deaths
20,872 (cumulative) as of January 13
Vaccinations
  • 6,316,365 (91.6%) (people with at least one dose) as of January 7
  • 5,171,673 (75.0%) (fully vaccinated people) as of January 7
Government website
https://mass.gov/covid19
COVID-19 cases in Massachusetts, United States  ()
     Deaths        Recoveries        Confirmed cases        Probable cases
202020202021202120222022202320232024202420252025
FebFebMarMarAprAprMayMayJunJunJulJulAugAugSepSepOctOctNovNovDecDec
JanJanFebFebMarMarAprAprMayMayJunJunJulJulAugAugSepSepOctOctNovNovDecDec
JanJanFebFebMarMarAprAprMayMayJunJunJulJulAugAugSepSepOctOctNovNovDecDec
JanJanFebFebMarMarAprAprMayMayJunJunJulJulAugAugSepSepOctOctNovNovDecDec
JanJanFebFebMarMarAprAprMayMayJunJunJulJulAugAugSepSepOctOctNovNovDecDec
JanJanFebFebMarMarAprAprMayMayJunJun
Last 50 daysLast 50 days
Date
# of cases
# of deaths
2020-02-01 class=bb-b class=bb-c| 0(n.a.)
class=bb-b class=bb-c|
2020-03-02 class=bb-b class=bb-c| 0(n.a.)
class=bb-b class=bb-c|
2020-03-05 class=bb-b class=bb-c| 0(n.a.)
2020-03-06 class=bb-b class=bb-c| 0(n.a.)
2020-03-07 class=bb-b class=bb-c| 0(n.a.)
2020-03-08 class=bb-b class=bb-c| 0(n.a.)
2020-03-09 class=bb-b class=bb-c| 0(n.a.)
2020-03-10
0(n.a.)
2020-03-11
0(n.a.)
2020-03-12
0(n.a.)
2020-03-13
0(n.a.)
2020-03-14
0(n.a.)
2020-03-15
0(n.a.)
2020-03-16
0(n.a.)
2020-03-17
0(n.a.)
2020-03-18
0(n.a.)
2020-03-19
2(n.a.)
2020-03-20
3(+50%)
2020-03-21
5(+67%)
2020-03-22
7(+40%)
2020-03-23
11(+57%)
2020-03-24
17(+55%)
2020-03-25
26(+53%)
2020-03-26
33(+27%)
2020-03-27
42(+27%)
2020-03-28
57(+36%)
2020-03-29
63(+11%)
2020-03-30
72(+14%)
2020-03-31
97(+35%)
2020-04-01
125(+29%)
2020-04-02
153(+22%)
2020-04-03
189(+24%)
2020-04-04
231(+22%)
2020-04-05
268(+16%)
2020-04-06
306(+14%)
2020-04-07
374(+22%)
2020-04-08
454(+21%)
2020-04-09
525(+16%)
2020-04-10
625(+19%)
2020-04-11
737(+18%)
2020-04-12
845(+15%)
2020-04-13
965(+14%)
2020-04-14
1,078(+12%)
2020-04-15
1,240(+15%)
2020-04-16
1,361(+9.8%)
2020-04-17
1,536(+13%)
2020-04-18
1,710(+11%)
2020-04-19
1,880(+9.9%)
2020-04-20
2,048(+8.9%)
2020-04-21
2,224(+8.6%)
2020-04-22
2,396(+7.7%)
2020-04-23
2,557(+6.7%)
2020-04-24
2,709(+5.9%)
2020-04-25
2,899(+7%)
2020-04-26
3,096(+6.8%)
2020-04-27
3,245(+4.8%)
2020-04-28
3,397(+4.7%)
2020-04-29
3,558(+4.7%)
2020-04-30
3,701(+4%)
2020-05-01
3,878(+4.8%)
2020-05-02
4,018(+3.6%)
2020-05-03
4,194(+4.4%)
2020-05-04
4,334(+3.3%)
2020-05-05
4,474(+3.2%)
2020-05-06
4,606(+3%)
2020-05-07
4,743(+3%)
2020-05-08
4,881(+2.9%)
2020-05-09
5,011(+2.7%)
2020-05-10
5,120(+2.2%)
2020-05-11
5,225(+2.1%)
2020-05-12
5,348(+2.4%)
2020-05-13
5,474(+2.4%)
2020-05-14
5,587(+2.1%)
2020-05-15
5,699(+2%)
2020-05-16
5,797(+1.7%)
2020-05-17
5,914(+2%)
2020-05-18
6,000(+1.5%)
2020-05-19
6,079(+1.3%)
2020-05-20
6,169(+1.5%)
2020-05-21
6,239(+1.1%)
2020-05-22
6,320(+1.3%)
2020-05-23
6,384(+1%)
2020-05-24
6,464(+1.3%)
2020-05-25
6,529(+1%)
2020-05-26
6,585(+0.86%)
2020-05-27
6,641(+0.85%)
2020-05-28
6,707(+0.99%)
2020-05-29
6,767(+0.89%)
2020-05-30
6,811(+0.65%)
2020-05-31
6,856(+0.66%)
2020-06-01
7,035(+2.2%)
2020-06-02
7,085(+0.71%)
2020-06-03
7,152(+0.95%)
2020-06-04
7,201(+0.69%)
2020-06-05
7,235(+0.47%)
2020-06-06
7,289(+0.75%)
2020-06-07
7,316(+0.37%)
2020-06-08
7,353(+0.51%)
2020-06-09
7,408(+0.75%)
2020-06-10
7,454(+0.62%)
2020-06-11
7,492(+0.51%)
2020-06-12
7,538(+0.61%)
2020-06-13
7,576(+0.5%)
2020-06-14
7,624(+0.63%)
2020-06-15
7,647(+0.3%)
2020-06-16
7,665(+0.24%)
2020-06-17
7,734(+0.9%)
2020-06-18
7,770(+0.47%)
2020-06-19
7,800(+0.39%)
2020-06-20
7,828(+0.36%)
2020-06-21
7,858(+0.38%)
2020-06-22
7,874(+0.2%)
2020-06-23
7,890(+0.2%)
2020-06-24
7,938(+0.61%)
2020-06-25
7,963(+0.31%)
2020-06-26
8,013(+0.63%)
2020-06-27
8,041(+0.35%)
2020-06-28
8,060(+0.24%)
2020-06-29
8,095(+0.43%)
2020-06-30
8,054(−0.51%)
2020-07-01
8,081(+0.34%)
2020-07-02
8,132(+0.63%)
2020-07-03
8,149(+0.21%)
2020-07-04
8,172(+0.28%)
2020-07-05
8,183(+0.13%)
2020-07-06
8,198(+0.18%)
2020-07-07
8,213(+0.18%)
2020-07-08
8,243(+0.37%)
2020-07-09
8,268(+0.3%)
2020-07-10
8,296(+0.34%)
2020-07-11
8,310(+0.17%)
2020-07-12
8,325(+0.18%)
2020-07-13
8,330(+0.06%)
2020-07-14
8,340(+0.12%)
2020-07-15
8,368(+0.34%)
2020-07-16
8,380(+0.14%)
2020-07-17
8,402(+0.26%)
2020-07-18
8,419(+0.2%)
2020-07-19
8,431(+0.14%)
2020-07-20
8,433(+0.02%)
2020-07-21
8,450(+0.2%)
2020-07-22
8,468(+0.21%)
2020-07-23
8,484(+0.19%)
2020-07-24
8,498(+0.17%)
2020-07-25
8,510(+0.14%)
2020-07-26
8,529(+0.22%)
2020-07-27
8,536(+0.08%)
2020-07-28
8,551(+0.18%)
2020-07-29
8,580(+0.34%)
2020-07-30
8,595(+0.17%)
2020-07-31
8,609(+0.16%)
2020-08-01
8,626(+0.2%)
2020-08-02
8,638(+0.14%)
2020-08-03
8,648(+0.12%)
2020-08-04
8,657(+0.1%)
2020-08-05
8,659(+0.02%)
2020-08-06
8,691(+0.37%)
2020-08-07
8,709(+0.21%)
2020-08-08
8,721(+0.14%)
2020-08-09
8,735(+0.16%)
2020-08-10
8,741(+0.07%)
2020-08-11
8,751(+0.11%)
2020-08-12
8,769(+0.21%)
2020-08-13
8,790(+0.24%)
2020-08-14
8,810(+0.23%)
2020-08-15
8,826(+0.18%)
2020-08-16
8,838(+0.14%)
2020-08-17
8,842(+0.05%)
2020-08-18
8,848(+0.07%)
2020-08-19
8,876(+0.32%)
2020-08-20
8,888(+0.14%)
2020-08-21
8,901(+0.15%)
2020-08-22
8,921(+0.22%)
2020-08-23
8,921(=)
2020-08-24
8,949(+0.31%)
2020-08-25
8,961(+0.13%)
2020-08-26
8,987(+0.29%)
2020-08-27
9,008(+0.23%)
2020-08-28
9,024(+0.18%)
2020-08-29
9,036(+0.13%)
2020-08-30
9,049(+0.14%)
2020-08-31
9,060(+0.12%)
2020-09-01
9,064(+0.04%)
2020-09-02
9,060(-.0.04%)
2020-09-03
9,077(+0.19%)
2020-09-04
9,100(+0.25%)
2020-09-05
9,116(+0.18%)
2020-09-06
9,125(+0.1%)
2020-09-07
9,133(+0.09%)
2020-09-08
9,141(+0.09%)
2020-09-09
9,146(+0.05%)
2020-09-10
9,166(+0.22%)
2020-09-11
9,180(+0.15%)
2020-09-12
9,196(+0.17%)
2020-09-13
9,210(+0.15%)
2020-09-14
9,219(+0.1%)
2020-09-15
9,225(+0.07%)
2020-09-16
9,245(+0.22%)
2020-09-17
9,260(+0.16%)
2020-09-18
9,269(+0.1%)
2020-09-19
9,295(+0.28%)
2020-09-20
9,310(+0.16%)
2020-09-21
9,317(+0.08%)
2020-09-22
9,328(+0.12%)
2020-09-23
9,347(+0.2%)
2020-09-24
9,362(+0.16%)
2020-09-25
9,373(+0.12%)
2020-09-26
9,391(+0.19%)
2020-09-27
9,404(+0.14%)
2020-09-28
9,415(+0.12%)
2020-09-29
9,423(+0.08%)
2020-09-30
9,456(+0.35%)
2020-10-01
9,480(+0.25%)
2020-10-02
9,490(+0.11%)
2020-10-03
9,507(+0.18%)
2020-10-04
9,510(+0.03%)
2020-10-05
9,530(+0.21%)
2020-10-06
9,538(+0.08%)
2020-10-07
9,557(+0.2%)
2020-10-08
9,565(+0.08%)
2020-10-09
9,577(+0.13%)
2020-10-10
9,587(+0.1%)
2020-10-11
9,604(+0.18%)
2020-10-12
9,617(+0.14%)
2020-10-13
9,630(+0.14%)
2020-10-14
9,647(+0.18%)
2020-10-15
9,672(+0.26%)
2020-10-16
9,702(+0.31%)
2020-10-17
9,723(+0.22%)
2020-10-18
9,737(+0.14%)
2020-10-19
9,753(+0.16%)
2020-10-20
9,758(+0.05%)
2020-10-21
9,780(+0.23%)
2020-10-22
9,810(+0.31%)
2020-10-23
9,830(+0.2%)
2020-10-24
9,839(+0.09%)
2020-10-25
9,864(+0.25%)
2020-10-26
9,881(+0.17%)
2020-10-27
9,888(+0.07%)
2020-10-28
9,924(+0.36%)
2020-10-29
9,951(+0.27%)
2020-10-30
9,975(+0.24%)
2020-10-31
9,991(+0.16%)
2020-11-01
10,013(+0.22%)
2020-11-02
10,023(+0.1%)
2020-11-03
10,035(+0.12%)
2020-11-04
10,062(+0.27%)
2020-11-05
10,085(+0.23%)
2020-11-06
10,106(+0.21%)
2020-11-07
10,129(+0.23%)
2020-11-08
10,149(+0.2%)
2020-11-09
10,163(+0.14%)
2020-11-10
10,184(+0.21%)
2020-11-11
10,222(+0.37%)
2020-11-12
10,242(+0.2%)
2020-11-13
10,265(+0.22%)
2020-11-14
10,293(+0.27%)
2020-11-15
10,329(+0.35%)
2020-11-16
10,340(+0.11%)
2020-11-17
10,360(+0.19%)
2020-11-18
10,407(+0.45%)
2020-11-19
10,435(+0.27%)
2020-11-20
10,469(+0.33%)
2020-11-21
10,488(+0.18%)
2020-11-22
10,512(+0.23%)
2020-11-23
10,531(+0.18%)
2020-11-24
10,551(+0.19%)
2020-11-25
10,604(+0.5%)
2020-11-26 class=bb-b class=bb-c|
2020-11-27
10,635(+0.29%)
2020-11-28
10,676(+0.39%)
2020-11-29
10,722(+0.43%)
2020-11-30
10,748(+0.24%)
2020-12-01
10,778(+0.28%)
2020-12-02
10,824(+0.43%)
2020-12-03
10,874(+0.46%)
2020-12-04
10,910(+0.33%)
2020-12-05
10,953(+0.39%)
2020-12-06
11,004(+0.47%)
2020-12-07
11,035(+0.28%)
2020-12-08
11,076(+0.37%)
2020-12-09
11,166(+0.81%)
2020-12-10
11,209(+0.39%)
2020-12-11
11,257(+0.43%)
2020-12-12
11,307(+0.44%)
2020-12-13
11,349(+0.37%)
2020-12-14
11,388(+0.34%)
2020-12-15
11,443(+0.48%)
2020-12-16
11,513(+0.61%)
2020-12-17
11,558(+0.39%)
2020-12-18
11,610(+0.45%)
2020-12-19
11,657(+0.4%)
2020-12-20
11,717(+0.51%)
2020-12-21
11,759(+0.36%)
2020-12-22
11,804(+0.38%)
2020-12-23
11,887(+0.7%)
2020-12-24
11,963(+0.64%)
2020-12-25 class=bb-b class=bb-c|
2020-12-26
12,010(+0.39%)
2020-12-27
12,110(+0.83%)
2020-12-28
12,158(+0.4%)
2020-12-29
12,218(+0.49%)
2020-12-30
12,338(+0.98%)
2020-12-31
12,423(+0.69%)
2021-01-01 class=bb-b class=bb-c|
2021-01-02
12,502(+0.64%)
2021-01-03
12,610(+0.86%)
2021-01-04
12,671(+0.48%)
2021-01-05
12,734(+0.5%)
2021-01-06
12,836(+0.8%)
2021-01-07
12,909(+0.57%)
2021-01-08
12,985(+0.59%)
2021-01-09
13,074(+0.69%)
2021-01-10
13,151(+0.59%)
2021-01-11
13,206(+0.42%)
2021-01-12
13,273(+0.51%)
2021-01-13
13,359(+0.65%)
2021-01-14
13,433(+0.55%)
2021-01-15
13,509(+0.57%)
2021-01-16
13,583(+0.55%)
2021-01-17
13,652(+0.51%)
2021-01-18
13,705(+0.39%)
2021-01-19
13,749(+0.32%)
2021-01-20
13,829(+0.58%)
2021-01-21
13,906(+0.56%)
2021-01-22
13,987(+0.58%)
2021-01-23
14,064(+0.55%)
2021-01-24
14,133(+0.49%)
2021-01-25
14,178(+0.32%)
2021-01-26
14,220(+0.3%)
2021-01-27
14,304(+0.59%)
2021-01-28
14,348(+0.31%)
2021-01-29
14,444(+0.67%)
2021-01-30
14,531(+0.6%)
2021-01-31
14,577(+0.32%)
2021-02-01
14,607(+0.21%)
2021-02-02
14,652(+0.31%)
2021-02-03
14,708(+0.38%)
2021-02-04
14,784(+0.52%)
2021-02-05
14,859(+0.51%)
2021-02-06
14,921(+0.42%)
2021-02-07
14,999(+0.52%)
2021-02-08
15,054(+0.37%)
2021-02-09
15,124(+0.46%)
2021-02-10
15,207(+0.55%)
2021-02-11
15,269(+0.41%)
2021-02-12
15,358(+0.58%)
2021-02-13
15,424(+0.43%)
2021-02-14
15,484(+0.39%)
2021-02-15
15,517(+0.21%)
2021-02-16
15,567(+0.32%)
2021-02-17
15,623(+0.36%)
2021-02-18
15,686(+0.4%)
2021-02-19
15,726(+0.26%)
2021-02-20
15,779(+0.34%)
2021-02-21
15,826(+0.3%)
2021-02-22
15,853(+0.17%)
2021-02-23
15,883(+0.19%)
2021-02-24
15,945(+0.39%)
2021-02-25
15,978(+0.21%)
2021-02-26
16,024(+0.29%)
2021-02-27
16,067(+0.27%)
2021-02-28
16,118(+0.32%)
2021-03-01
16,144(+0.16%)
2021-03-02
16,182(+0.24%)
2021-03-03
16,252(+0.43%)
2021-03-04
16,296(+0.27%)
2021-03-05
16,322(+0.16%)
2021-03-06
16,374(+0.32%)
2021-03-07
16,417(+0.26%)
2021-03-08
16,435(+0.11%)
2021-03-09
16,456(+0.13%)
2021-03-10
16,509(+0.32%)
2021-03-11
16,551(+0.25%)
2021-03-12
16,580(+0.18%)
2021-03-13
16,614(+0.21%)
2021-03-14
16,645(+0.19%)
2021-03-15
16,673(+0.17%)
2021-03-16
16,688(+0.09%)
2021-03-17
16,732(+0.26%)
2021-03-18
16,759(+0.16%)
2021-03-19
16,803(+0.26%)
2021-03-20
16,832(+0.17%)
2021-03-21
16,867(+0.21%)
2021-03-22
16,894(+0.16%)
2021-03-23
16,915(+0.12%)
2021-03-24
16,970(+0.33%)
2021-03-25
17,010(+0.24%)
2021-03-26
17,051(+0.24%)
2021-03-27
17,086(+0.21%)
2021-03-28
17,115(+0.17%)
2021-03-29
17,130(+0.09%)
2021-03-30
17,148(+0.11%)
2021-03-31
17,185(+0.22%)
2021-04-01
17,217(+0.19%)
2021-04-02
17,249(+0.19%)
2021-04-03
17,281(+0.19%)
2021-04-04 class=bb-b class=bb-c|
2021-04-05
17,325(n.a.)
2021-04-06
17,337(+0.07%)
2021-04-07
17,358(+0.12%)
2021-04-08
17,366(+0.05%)
2021-04-09
17,376(+0.06%)
2021-04-10
17,379(+0.02%)
2021-04-11
17,387(+0.05%)
2021-04-12
17,406(+0.11%)
2021-04-13
17,413(+0.04%)
2021-04-14
17,427(+0.08%)
2021-04-15
17,432(+0.03%)
2021-04-16
17,445(+0.07%)
2021-04-17
17,455(+0.06%)
2021-04-18
17,462(+0.04%)
2021-04-19
17,481(+0.11%)
2021-04-20
17,484(+0.02%)
2021-04-21
17,498(+0.08%)
2021-04-22
17,515(+0.1%)
2021-04-23
17,528(+0.07%)
2021-04-24
17,544(+0.09%)
2021-04-25
17,550(+0.03%)
2021-04-26
17,562(+0.07%)
2021-04-27
17,566(+0.02%)
2021-04-28
17,578(+0.07%)
2021-04-29
17,594(+0.09%)
2021-04-30
17,610(+0.09%)
2021-05-01
17,617(+0.04%)
2021-05-02
17,621(+0.02%)
2021-05-03
17,639(+0.1%)
2021-05-04
17,644(+0.03%)
2021-05-05
17,658(+0.08%)
2021-05-06
17,663(+0.03%)
2021-05-07
17,668(+0.03%)
2021-05-08
17,676(+0.05%)
2021-05-09
17,682(+0.03%)
2021-05-10
17,698(+0.09%)
2021-05-11
17,698(=)
2021-05-12
17,712(+0.08%)
2021-05-13
17,722(+0.06%)
2021-05-14
17,742(+0.11%)
2021-05-15
17,747(+0.03%)
2021-05-16
17,753(+0.03%)
2021-05-17
17,772(+0.11%)
2021-05-18
17,779(+0.04%)
2021-05-19
17,794(+0.08%)
2021-05-20
17,802(+0.04%)
2021-05-21
17,813(+0.06%)
2021-05-22
17,818(+0.03%)
2021-05-23
17,823(+0.03%)
2021-05-24
17,825(+0.01%)
2021-05-25
17,835(+0.06%)
2021-05-26
17,841(+0.03%)
2021-05-27
17,850(+0.05%)
2021-05-28
17,854(+0.02%)
2021-05-29
17,868(+0.08%)
2021-05-30
17,872(+0.02%)
2021-05-31 class=bb-b class=bb-c|
2021-06-01
17,883(n.a.)
2021-06-02
17,886(+0.02%)
2021-06-03
17,893(+0.04%)
2021-06-04
17,903(+0.06%)
2021-06-05
17,907(+0.02%)
2021-06-06
17,911(+0.02%)
2021-06-07
17,915(+0.02%)
2021-06-08
17,917(+0.01%)
2021-06-09
17,922(+0.03%)
2021-06-10
17,929(+0.04%)
2021-06-11
17,937(+0.04%)
2021-06-12
17,939(+0.01%)
2021-06-13
17,939(=)
2021-06-14
17,947(+0.04%)
2021-06-15
17,949(+0.01%)
2021-06-16
17,953(+0.02%)
2021-06-17
17,957(+0.02%)
2021-06-18
17,960(+0.02%)
2021-06-19
17,966(+0.03%)
2021-06-20
17,971(+0.03%)
2021-06-21
17,976(+0.03%)
2021-06-22
17,977(+0.01%)
2021-06-23
17,982(+0.03%)
2021-06-24
17,986(+0.02%)
2021-06-25
17,987(+0.01%)
2021-06-26
17,989(+0.01%)
2021-06-27
17,990(+0.01%)
2021-06-28
17,992(+0.01%)
2021-06-29
17,993(+0.01%)
2021-06-30
17,994(+0.01%)
2021-07-01
17,997(+0.02%)
2021-07-02
17,998(+0.01%)
class=bb-b class=bb-c|
2021-07-06
18,005(n.a.)
2021-07-07
18,008(+0.02%)
2021-07-08
18,011(+0.02%)
2021-07-09
18,011(=)
class=bb-b class=bb-c|
2021-07-12
18,012(n.a.)
2021-07-13
18,012(=)
2021-07-14
18,013(+0.01%)
2021-07-15
18,017(+0.02%)
2021-07-16
18,020(+0.02%)
class=bb-b class=bb-c|
2021-07-19
18,024(n.a.)
2021-07-20
18,033(+0.05%)
2021-07-21
18,035(+0.01%)
2021-07-22
18,041(+0.03%)
2021-07-23
18,046(+0.03%)
class=bb-b class=bb-c|
2021-07-26
18,053(n.a.)
2021-07-27
18,065(+0.07%)
2021-07-28
18,071(+0.03%)
2021-07-29
18,079(+0.04%)
2021-07-30
18,082(+0.02%)
class=bb-b class=bb-c|
2021-08-02
18,084(n.a.)
2021-08-03
18,086(+0.01%)
2021-08-04
18,091(+0.03%)
2021-08-05
18,093(+0.01%)
2021-08-06
18,095(+0.01%)
class=bb-b class=bb-c|
2021-08-09
18,098(n.a.)
2021-08-10
18,112(+0.08%)
2021-08-11
18,121(+0.05%)
2021-08-12
18,131(+0.06%)
2021-08-13
18,142(+0.06%)
class=bb-b class=bb-c|
2021-08-16
18,148(n.a.)
2021-08-17
18,154(+0.03%)
2021-08-18
18,165(+0.06%)
2021-08-19
18,169(+0.02%)
2021-08-20
18,175(+0.03%)
class=bb-b class=bb-c|
2021-08-23
18,179(n.a.)
2021-08-24
18,195(+0.09%)
2021-08-25
18,199(+0.02%)
2021-08-26
18,212(+0.07%)
2021-08-27
18,219(+0.04%)
class=bb-b class=bb-c|
2021-08-30
18,229(n.a.)
2021-08-31
18,246(+0.09%)
2021-09-01
18,257(+0.06%)
2021-09-02
18,272(+0.08%)
2021-09-03
18,286(+0.08%)
class=bb-b class=bb-c|
2021-09-07
18,298(n.a.)
2021-09-08
18,314(+0.09%)
2021-09-09
18,332(+0.1%)
2021-09-10
18,350(+0.1%)
class=bb-b class=bb-c|
2021-09-13
18,369(n.a.)
2021-09-14
18,393(+0.13%)
2021-09-15
18,408(+0.08%)
2021-09-16
18,424(+0.09%)
2021-09-17
18,445(+0.11%)
class=bb-b class=bb-c|
2021-09-20
18,455(n.a.)
2021-09-21
18,480(+0.14%)
2021-09-22
18,504(+0.13%)
2021-09-23
18,527(+0.12%)
2021-09-24
18,541(+0.08%)
class=bb-b class=bb-c|
2021-09-27
18,555(n.a.)
2021-09-28
18,577(+0.12%)
2021-09-29
18,600(+0.12%)
2021-09-30
18,627(+0.15%)
2021-10-01
18,647(+0.11%)
class=bb-b class=bb-c|
2021-10-04
18,659(n.a.)
2021-10-05
18,680(+0.11%)
2021-10-06
18,707(+0.14%)
2021-10-07
18,729(+0.12%)
2021-10-08
18,746(+0.09%)
class=bb-b class=bb-c|
2021-10-12
18,783(n.a.)
2021-10-13
18,802(+0.1%)
2021-10-14
18,816(+0.07%)
2021-10-15
18,828(+0.06%)
class=bb-b class=bb-c|
2021-10-18
18,838(n.a.)
2021-10-19
18,864(+0.14%)
2021-10-20
18,875(+0.06%)
2021-10-21
18,896(+0.11%)
2021-10-22
18,911(+0.08%)
class=bb-b class=bb-c|
2021-10-25
18,931(n.a.)
2021-10-26
18,956(+0.13%)
2021-10-27
18,970(+0.07%)
2021-10-28
18,985(+0.08%)
2021-10-29
18,996(+0.06%)
class=bb-b class=bb-c|
2021-11-01
19,003(n.a.)
2021-11-02
19,031(+0.15%)
2021-11-03
19,046(+0.08%)
2021-11-04
19,069(+0.12%)
2021-11-05
19,087(+0.09%)
class=bb-b class=bb-c|
2021-11-08
19,093(n.a.)
2021-11-09
19,117(+0.13%)
2021-11-10
19,138(+0.11%)
2021-11-11 class=bb-b class=bb-c|
2021-11-12
19,159(n.a.)
class=bb-b class=bb-c|
2021-11-15
19,189(n.a.)
2021-11-16
19,214(+0.13%)
2021-11-17
19,235(+0.11%)
2021-11-18
19,244(+0.05%)
2021-11-19
19,268(+0.12%)
class=bb-b class=bb-c|
2021-11-22
19,284(n.a.)
2021-11-23
19,309(+0.13%)
2021-11-24
19,329(+0.1%)
2021-11-25 class=bb-b class=bb-c|
2021-11-26
19,351(n.a.)
class=bb-b class=bb-c|
2021-11-29
19,373(n.a.)
2021-11-30
19,404(+0.16%)
2021-12-01
19,430(+0.13%)
2021-12-02
19,462(+0.16%)
2021-12-03
19,489(+0.14%)
class=bb-b class=bb-c|
2021-12-06
19,516(n.a.)
2021-12-07
19,567(+0.26%)
2021-12-08
19,579(+0.06%)
2021-12-09
19,606(+0.14%)
2021-12-10
19,634(+0.14%)
class=bb-b class=bb-c|
2021-12-13
19,663(n.a.)
2021-12-14
19,725(+0.32%)
2021-12-15
19,753(+0.14%)
2021-12-16
19,783(+0.15%)
2021-12-17
19,829(+0.23%)
class=bb-b class=bb-c|
2021-12-20
19,865(n.a.)
2021-12-21
19,927(+0.31%)
2021-12-22
19,963(+0.18%)
2021-12-23
20,011(+0.24%)
2021-12-24
20,050(+0.19%)
class=bb-b class=bb-c|
2021-12-27
20,075(n.a.)
2021-12-28
20,138(+0.31%)
2021-12-29
20,183(+0.22%)
2021-12-30
20,221(+0.19%)
2021-12-31
20,273(+0.26%)
class=bb-b class=bb-c|
2022-01-03
20,315(n.a.)
2022-01-04
20,410(+0.47%)
2022-01-05
20,464(+0.26%)
2022-01-06
20,510(+0.22%)
2022-01-07
20,568(+0.28%)
class=bb-b class=bb-c|
2022-01-10
20,643(n.a.)
2022-01-11
20,763(+0.58%)
2022-01-12
20,835(+0.35%)
2022-01-13
20,872(+0.18%)
2022-01-14
20,939(+0.32%)
class=bb-b class=bb-c|
2022-01-18
20,999(n.a.)
2022-01-19
21,208(+1%)
2022-01-20
21,295(+0.41%)
2022-01-21
21,402(+0.5%)
class=bb-b class=bb-c|
2022-01-24
21,514(n.a.)
2022-01-25
21,669(+0.72%)
2022-01-26
21,752(+0.38%)
2022-01-27
21,839(+0.4%)
2022-01-28
21,909(+0.32%)
class=bb-b class=bb-c|
2022-01-31
22,034(n.a.)
2022-02-01
22,164(+0.59%)
2022-02-02
22,255(+0.41%)
2022-02-03
22,316(+0.27%)
2022-02-04
22,379(+0.28%)
class=bb-b class=bb-c|
2022-02-07
22,472(n.a.)
2022-02-08
22,602(+0.58%)
2022-02-09
22,675(+0.32%)
2022-02-10
22,737(+0.27%)
2022-02-11
22,791(+0.24%)
class=bb-b class=bb-c|
2022-02-14
22,856(n.a.)
2022-02-15
22,974(+0.52%)
2022-02-16
23,021(+0.2%)
2022-02-17
23,060(+0.17%)
2022-02-18
23,109(+0.21%)
class=bb-b class=bb-c|
2022-02-22
23,157(n.a.)
2022-02-23
23,293(+0.59%)
2022-02-24
23,341(+0.21%)
2022-02-25
23,370(+0.12%)
class=bb-b class=bb-c|
2022-02-28
23,424(n.a.)
2022-03-01
23,488(+0.27%)
2022-03-02
23,525(+0.16%)
2022-03-03
23,553(+0.12%)
2022-03-04
23,577(+0.1%)
class=bb-b class=bb-c|
2022-03-07
23,614(n.a.)
2022-03-08
23,679(+0.28%)
2022-03-09
23,708(+0.12%)
2022-03-10
23,732(+0.1%)
2022-03-11
23,751(+0.08%)
class=bb-b class=bb-c|
2022-03-14
19,981(n.a.)
2022-03-15
19,997(+0.08%)
2022-03-16
20,012(+0.08%)
2022-03-17
20,023(+0.05%)
2022-03-18
20,029(+0.03%)
class=bb-b class=bb-c|
2022-03-21
20,041(n.a.)
2022-03-22
20,056(+0.07%)
2022-03-23
20,058(+0.01%)
2022-03-24
20,063(+0.02%)
2022-03-25
20,072(+0.04%)
class=bb-b class=bb-c|
2022-03-28
20,081(n.a.)
2022-03-29
20,097(+0.08%)
2022-03-30
20,098(=)
2022-03-31
20,105(+0.03%)
2022-04-01
20,115(+0.05%)
class=bb-b class=bb-c|
2022-04-04
20,121(n.a.)
2022-04-05
20,134(+0.06%)
2022-04-06
20,134(=)
2022-04-07
20,141(+0.03%)
2022-04-08
20,143(+0.01%)
class=bb-b class=bb-c|
2022-04-11
20,154(n.a.)
2022-04-12
20,166(+0.06%)
2022-04-13
20,167(=)
2022-04-14
20,169(+0.01%)
2022-04-15
20,176(+0.03%)
class=bb-b class=bb-c|
2022-04-19
20,181(n.a.)
2022-04-20
20,208(+0.13%)
2022-04-21
20,219(+0.05%)
2022-04-22
20,222(+0.01%)
class=bb-b class=bb-c|
2022-04-25
20,237(n.a.)
2022-04-26
20,238(=)
2022-04-27
20,247(+0.04%)
2022-04-28
20,257(+0.05%)
2022-04-29
20,263(+0.03%)
class=bb-b class=bb-c|
2022-05-02
20,280(n.a.)
2022-05-03
20,292(+0.06%)
2022-05-04
20,303(+0.05%)
2022-05-05
20,316(+0.06%)
2022-05-06
20,334(+0.09%)
class=bb-b class=bb-c|
2022-05-09
20,335(n.a.)
2022-05-10
20,357(+0.11%)
2022-05-11
20,365(+0.04%)
2022-05-12
20,383(+0.09%)
2022-05-13
20,393(+0.05%)
class=bb-b class=bb-c|
2022-05-16
20,409(n.a.)
2022-05-17
20,441(+0.16%)
2022-05-18
20,453(+0.06%)
2022-05-19
20,468(+0.07%)
2022-05-20
20,478(+0.05%)
class=bb-b class=bb-c|
2022-05-23
20,494(n.a.)
2022-05-24
20,533(+0.19%)
2022-05-25
20,544(+0.05%)
2022-05-26
20,561(+0.08%)
2022-05-27
20,574(+0.06%)
class=bb-b class=bb-c|
2022-05-31
20,594(n.a.)
2022-06-01
20,627(+0.16%)
2022-06-02
20,651(+0.12%)
2022-06-03
20,663(+0.06%)
class=bb-b class=bb-c|
2022-06-06
20,670(n.a.)
2022-06-07
20,692(+0.11%)
2022-06-08
20,709(+0.08%)
2022-06-09
20,726(+0.08%)
2022-06-10
20,735(+0.04%)
class=bb-b class=bb-c|
2022-06-13
20,763(n.a.)
2022-06-14
20,789(+0.13%)
2022-06-15
20,800(+0.05%)
2022-06-16
20,809(+0.04%)
2022-06-17
20,818(+0.04%)
class=bb-b class=bb-c|
2022-06-21
20,835(n.a.)
2022-06-22
20,874(+0.19%)
2022-06-23
20,881(+0.03%)
2022-06-24
20,891(+0.05%)
class=bb-b class=bb-c|
2022-06-27
20,901(n.a.)
2022-06-28
20,910(+0.04%)
2022-06-29
20,935(+0.12%)
2022-06-30
20,944(+0.04%)
2022-07-01
20,953(+0.04%)
class=bb-b class=bb-c|
2022-07-05
20,970(n.a.)
2022-07-06
20,996(+0.12%)
2022-07-07
21,014(+0.09%)
2022-07-08
21,035(+0.1%)
class=bb-b class=bb-c|
2022-07-14
21,068(+0.16%)
class=bb-b class=bb-c|
2022-07-21
21,127(+0.28%)
class=bb-b class=bb-c|
2022-07-28
21,176(+0.23%)
class=bb-b class=bb-c|
2022-08-04
21,224(+0.23%)
class=bb-b class=bb-c|
2022-08-11
21,285(+0.29%)
class=bb-b class=bb-c|
2022-08-18
21,342(+0.27%)
class=bb-b class=bb-c|
2022-08-25
21,390(+0.22%)
class=bb-b class=bb-c|
2022-09-01
21,463(+0.34%)
class=bb-b class=bb-c|
2022-09-08
21,536(+0.34%)
class=bb-b class=bb-c|
2022-09-15
21,588(+0.24%)
class=bb-b class=bb-c|
2022-09-22
21,646(+0.27%)
class=bb-b class=bb-c|
2022-09-29
21,706(+0.28%)
class=bb-b class=bb-c|
2022-10-06
21,771(+0.3%)
class=bb-b class=bb-c|
2022-10-13
21,841(+0.32%)
class=bb-b class=bb-c|
2022-10-20
21,923(+0.38%)
class=bb-b class=bb-c|
2022-10-27
22,023(+0.46%)
class=bb-b class=bb-c|
2022-11-03
22,106(+0.38%)
class=bb-b class=bb-c|
2022-11-10
22,209(+0.47%)
class=bb-b class=bb-c|
2022-11-17
22,303(+0.42%)
class=bb-b class=bb-c|
2022-11-24
22,397(+0.42%)
class=bb-b class=bb-c|
2022-12-01
22,488(+0.41%)
class=bb-b class=bb-c|
2022-12-08
22,574(+0.38%)
class=bb-b class=bb-c|
2022-12-15
22,683(+0.48%)
class=bb-b class=bb-c|
2022-12-22
22,793(+0.48%)
class=bb-b class=bb-c|
2022-12-29
22,940(+0.64%)
class=bb-b class=bb-c|
2023-01-05
23,097(+0.68%)
class=bb-b class=bb-c|
2023-01-12
23,259(+0.7%)
class=bb-b class=bb-c|
2023-01-19
23,405(+0.63%)
class=bb-b class=bb-c|
2023-01-26
23,594(+0.81%)
class=bb-b class=bb-c|
2023-02-02
23,771(+0.75%)
class=bb-b class=bb-c|
2023-02-09
23,901(+0.55%)
class=bb-b class=bb-c|
2023-02-16
24,029(+0.54%)
class=bb-b class=bb-c|
2023-02-23
24,131(+0.42%)
class=bb-b class=bb-c|
2023-03-02
24,249(+0.49%)
class=bb-b class=bb-c|
2023-03-09
24,333(+0.35%)
class=bb-b class=bb-c|
2023-03-16
24,391(+0.24%)
class=bb-b class=bb-c|
2023-03-23
24,441(+0.2%)
class=bb-b class=bb-c|
2023-03-30
24,507(+0.27%)
class=bb-b class=bb-c|
2023-04-06
24,541(+0.14%)
class=bb-b class=bb-c|
2023-04-13
24,573(+0.13%)
class=bb-b class=bb-c|
2023-04-20
24,601(+0.11%)
class=bb-b class=bb-c|
2023-04-27
24,613(+0.05%)
class=bb-b class=bb-c|
2023-05-04
24,629(+0.07%)
class=bb-b class=bb-c|
2023-05-11
24,644(+0.06%)
class=bb-b class=bb-c|
2023-05-18
24,651(+0.03%)
class=bb-b class=bb-c|
2023-05-25
24,666(+0.06%)
class=bb-b class=bb-c|
2023-06-01
24,677(+0.04%)
class=bb-b class=bb-c|
2023-06-08
24,688(+0.04%)
class=bb-b class=bb-c|
2023-06-15
24,698(+0.04%)
class=bb-b class=bb-c|
2023-06-22
24,705(+0.03%)
class=bb-b class=bb-c|
2023-06-29
24,715(+0.04%)
class=bb-b class=bb-c|
2023-07-06
24,722(+0.03%)
class=bb-b class=bb-c|
2023-07-13
24,731(+0.04%)
class=bb-b class=bb-c|
2023-07-20
24,741(+0.04%)
class=bb-b class=bb-c|
2023-07-27
24,750(+0.04%)
class=bb-b class=bb-c|
2023-08-03
24,758(+0.03%)
class=bb-b class=bb-c|
2023-08-10
24,761(+0.01%)
class=bb-b class=bb-c|
2023-08-17
24,782(+0.08%)
class=bb-b class=bb-c|
2023-08-24
24,802(+0.08%)
class=bb-b class=bb-c|
2023-08-31
24,816(+0.06%)
class=bb-b class=bb-c|
2023-09-07
24,836(+0.08%)
class=bb-b class=bb-c|
2023-09-14
24,858(+0.09%)
class=bb-b class=bb-c|
2023-09-21
24,891(+0.13%)
class=bb-b class=bb-c|
2023-09-28
24,925(+0.14%)
class=bb-b class=bb-c|
2023-10-05
24,947(+0.09%)
class=bb-b class=bb-c|
2023-10-12
24,972(+0.1%)
class=bb-b class=bb-c|
2023-10-19
25,008(+0.14%)
class=bb-b class=bb-c|
2023-10-26
25,041(+0.13%)
class=bb-b class=bb-c|
2023-11-02
25,072(+0.12%)
class=bb-b class=bb-c|
2023-11-09
25,104(+0.13%)
class=bb-b class=bb-c|
2023-11-16
25,129(+0.1%)
class=bb-b class=bb-c|
2023-11-23
25,152(+0.09%)
class=bb-b class=bb-c|
2023-11-30
25,175(+0.09%)
class=bb-b class=bb-c|
2023-12-07
25,202(+0.11%)
class=bb-b class=bb-c|
2023-12-14
25,237(+0.14%)
class=bb-b class=bb-c|
2023-12-21
25,277(+0.16%)
class=bb-b class=bb-c|
2023-12-28
25,309(+0.13%)
class=bb-b class=bb-c|
2024-01-04
25,371(+0.24%)
class=bb-b class=bb-c|
2024-01-11
25,409(+0.15%)
class=bb-b class=bb-c|
2024-01-18
25,464(+0.22%)
class=bb-b class=bb-c|
2024-01-25
25,516(+0.2%)
class=bb-b class=bb-c|
2024-02-01
25,562(+0.18%)
class=bb-b class=bb-c|
2024-02-08
25,605(+0.17%)
class=bb-b class=bb-c|
2024-02-15
25,643(+0.15%)
class=bb-b class=bb-c|
2024-02-22
25,666(+0.09%)
class=bb-b class=bb-c|
2024-02-29
25,687(+0.08%)
class=bb-b class=bb-c|
2024-03-07
25,702(+0.06%)
class=bb-b class=bb-c|
2024-03-14
25,722(+0.08%)
class=bb-b class=bb-c|
2024-03-21
25,743(+0.08%)
class=bb-b class=bb-c|
2024-03-28
25,757(+0.05%)
class=bb-b class=bb-c|
2024-04-04
25,764(+0.03%)
class=bb-b class=bb-c|
2024-04-11
25,776(+0.05%)
class=bb-b class=bb-c|
2024-04-18
25,787(+0.04%)
class=bb-b class=bb-c|
2024-04-25
25,798(+0.04%)
class=bb-b class=bb-c|
2024-05-02
25,805(+0.03%)
class=bb-b class=bb-c|
2024-05-09
25,815(+0.04%)
class=bb-b class=bb-c|
2024-05-16
25,822(+0.03%)
class=bb-b class=bb-c|
2024-05-23
25,827(+0.02%)
class=bb-b class=bb-c|
2024-05-30
25,835(+0.03%)
class=bb-b class=bb-c|
2024-06-06
25,840(+0.02%)
class=bb-b class=bb-c|
2024-06-13
25,852(+0.05%)
class=bb-b class=bb-c|
2024-06-20
25,859(+0.03%)
class=bb-b class=bb-c|
2024-06-27
25,867(+0.03%)
class=bb-b class=bb-c|
2024-07-06
25,900(+0.12%)
class=bb-b class=bb-c|
2024-07-13
25,907(+0.03%)
class=bb-b class=bb-c|
2024-07-20
25,922(+0.06%)
class=bb-b class=bb-c|
2024-07-27
25,932(+0.04%)
class=bb-b class=bb-c|
2024-08-03
25,949(+0.07%)
class=bb-b class=bb-c|
2024-08-10
25,967(+0.07%)
class=bb-b class=bb-c|
2024-08-17
25,985(+0.07%)
class=bb-b class=bb-c|
2024-08-24
26,007(+0.08%)
class=bb-b class=bb-c|
2024-08-31
26,023(+0.06%)
class=bb-b class=bb-c|
2024-09-07
26,037(+0.05%)
class=bb-b class=bb-c|
2024-09-14
26,058(+0.08%)
class=bb-b class=bb-c|
2024-09-21
26,071(+0.05%)
class=bb-b class=bb-c|
2024-09-28
26,096(+0.1%)
class=bb-b class=bb-c|
2024-10-05
26,114(+0.07%)
class=bb-b class=bb-c|
2024-10-12
26,126(+0.05%)
class=bb-b class=bb-c|
2024-10-19
26,147(+0.08%)
class=bb-b class=bb-c|
2024-10-26
26,158(+0.04%)
class=bb-b class=bb-c|
2024-11-02
26,171(+0.05%)
class=bb-b class=bb-c|
2024-11-09
26,181(+0.04%)
class=bb-b class=bb-c|
2024-11-16
26,196(+0.06%)
class=bb-b class=bb-c|
2024-11-23
26,210(+0.05%)
class=bb-b class=bb-c|
2024-11-30
26,213(+0.01%)
class=bb-b class=bb-c|
2024-12-07
26,234(+0.08%)
class=bb-b class=bb-c|
2024-12-14
26,251(+0.06%)
class=bb-b class=bb-c|
2024-12-21
26,264(+0.05%)
class=bb-b class=bb-c|
2024-12-28
26,276(+0.05%)
class=bb-b class=bb-c|
2025-01-04
26,291(+0.06%)
class=bb-b class=bb-c|
2025-01-11
26,318(+0.1%)
class=bb-b class=bb-c|
2025-01-18
26,340(+0.08%)
class=bb-b class=bb-c|
2025-01-25
26,361(+0.08%)
class=bb-b class=bb-c|
2025-02-01
26,386(+0.09%)
class=bb-b class=bb-c|
2025-02-08
26,398(+0.05%)
class=bb-b class=bb-c|
2025-02-15
26,417(+0.07%)
class=bb-b class=bb-c|
2025-02-22
26,435(+0.07%)
class=bb-b class=bb-c|
2025-03-01
26,450(+0.06%)
class=bb-b class=bb-c|
2025-03-08
26,461(+0.04%)
class=bb-b class=bb-c|
2025-03-15
26,467(+0.02%)
class=bb-b class=bb-c|
2025-03-22
26,476(+0.03%)
class=bb-b class=bb-c|
2025-03-29
26,483(+0.03%)
class=bb-b class=bb-c|
2025-04-05
26,486(+0.01%)
class=bb-b class=bb-c|
2025-04-12
26,492(+0.02%)
class=bb-b class=bb-c|
2025-04-19
26,498(+0.02%)
class=bb-b class=bb-c|
2025-04-26
26,507(+0.03%)
class=bb-b class=bb-c|
2025-05-03
26,513(+0.02%)
class=bb-b class=bb-c|
2025-05-10
26,528(+0.06%)
class=bb-b class=bb-c|
2025-05-17
26,537(+0.03%)
class=bb-b class=bb-c|
2025-05-24
26,539(=)
class=bb-b class=bb-c|
2025-05-31
26,544(+0.02%)
class=bb-b class=bb-c|
2025-06-07
26,544(=)
class=bb-b class=bb-c|
2025-06-14
26,544(=)
class=bb-b class=bb-c|
2025-06-21
26,544(=)
class=bb-b class=bb-c|
2025-06-28
26,544(=)
Number of cases and deaths: Cumulative totals reported to date

Sources: Massachusetts Department of Public Health CDC Covid Data Tracker

County Confirmed Cases Deaths Population Cases
/100k
Deaths
/100k
Deaths
/Case %
14 / 14 1,305,830 20,872 6,892,503 18,945.7 302.8 1.6
Barnstable 29,131 577 212,990 13,677.2 270.9 1.98
Berkshire 16,727 351 124,944 13,387.6 280.9 2.1
Bristol 126,457 2,144 565,217 22,373.2 379.3 1.7
Dukes and Nantucket 5,701 7 28,731 19,842.7 24.4 0.12
Essex 180,115 2,817 789,034 22,827.3 357 1.56
Franklin 7,252 138 70,180 10,333.4 196.6 1.9
Hampden 109,174 1,814 466,372 23,409.2 389 1.66
Hampshire 19,784 361 160,830 12,301.2 224.5 1.82
Middlesex 267,670 4,222 1,611,699 16,607.9 262 1.58
Norfolk 109,169 1,998 706,775 15,446.1 282.7 1.83
Plymouth 98,872 1,727 521,202 18,970 331.3 1.75
Suffolk 176,203 2,051 803,907 21,918.3 255.1 1.16
Worcester 157,497 2,658 830,622 18,961.3 320 1.69
Unknown 2,078 7 n/a n/a n/a 0.34
Updated January 13, 2022
Data is publicly reported by Massachusetts Department of Public Health

The COVID-19 pandemic in Massachusetts was part of a pandemic of coronavirus disease 2019 (COVID-19) in the U.S. state of Massachusetts. The first confirmed case was reported on February 1, 2020, and the number of cases began increasing rapidly on March 5. Governor Charlie Baker declared a state of emergency on March 10. By March 12, more than a hundred people had tested positive for the virus. Massachusetts experienced a first wave of COVID-19 that peaked in late April 2020, with almost 4,000 people hospitalized with the disease, and a rolling seven-day average of 2,300 new confirmed cases and 175 confirmed deaths a day. A second wave began in the autumn of the same year and peaked in January 2021, seeing higher daily case numbers but fewer deaths and hospitalizations than the first wave. There was a smaller third spike of increased cases and hospitalizations in March and April 2021, which resulted in significantly fewer deaths than the first two waves. A fourth wave began in July and August 2021. Another wave occurred in the winter of 2021 to 2022, coinciding with the emergence of the SARS-CoV-2 Omicron variant in the state, and exceeding the peak number of cases in any previous wave. As of January 13, 2022, Massachusetts was experiencing a rolling average of 13,314 new confirmed cases and 43 confirmed deaths per day.

As of January 13, 2022, Massachusetts had the third-highest number of reported cases per capita out of U.S. states over the previous seven-day period, with 2,416.4 cases per 100,000 people. It had the 14th-highest number of deaths per capita over the same period, with 5.4 deaths per 100,000 people. There had been 1,411,613 total reported COVID-19 cases and 20,872 reported deaths among cases of COVID-19 in Massachusetts since the beginning of the pandemic. The state had tested more than 10 million people for the virus via molecular test, and more than 1.8 million via antigen test. As of January 7, 2022, 91.6% of people in Massachusetts had received at least one dose of a COVID-19 vaccine, and 75.0% were fully vaccinated.