Dorr Township, Illinois

Dorr Township
Township
Location in McHenry County
CountryUnited States
StateIllinois
CountyMcHenry
EstablishedNovember 6, 1849
Area
 • Total
36 sq mi (93 km2)
 • Land35.98 sq mi (93.2 km2)
 • Water0.01 sq mi (0.026 km2)  0.03%
Population
 (2020)
 • Total
21,752
 • Density581.2/sq mi (224.4/km2)
Time zoneUTC-6 (CST)
 • Summer (DST)UTC-5 (CDT)
FIPS code17-111-20396
WebsiteDorr Township Official Web Site

Dorr Township is located in McHenry County, Illinois. As of the 2020 census, its population was 21,752 and it contained 8,929 housing units. Dorr Township changed its name from Centre Township on December 28, 1850. It includes the census-designated place of Ridgefield.