Fitchburg, Massachusetts

Fitchburg, Massachusetts
Downtown Fitchburg seen from the south
Nicknames: 
City by the River, The Burg
Location in Worcester County and the state of Massachusetts
Fitchburg, Massachusetts
Location in the United States
Coordinates: 42°35′00″N 71°48′10″W / 42.58333°N 71.80278°W / 42.58333; -71.80278
CountryUnited States
StateMassachusetts
CountyWorcester
Settled1730
Incorporated (town)1764
Incorporated (city)1872
Government
 • TypeMayor–council
 • City Council
City Council members
Area
 • Total
28.12 sq mi (72.82 km2)
 • Land27.82 sq mi (72.06 km2)
 • Water0.29 sq mi (0.76 km2)
Elevation
469 ft (143 m)
Population
 (2020)
 • Total
41,946
 • Density1,507.6/sq mi (582.07/km2)
Time zoneUTC−5 (Eastern)
 • Summer (DST)UTC−4 (Eastern)
ZIP Code
01420
Area code351/978
FIPS code25-23875
GNIS feature ID0617121
Websitewww.fitchburgma.gov

Fitchburg is a city in northern Worcester County, Massachusetts, United States. The third-largest city in the county, its population was 41,946 at the 2020 census. Fitchburg State University is located here.