Poplar Grove Township, Illinois

Poplar Grove Township
Location in Boone County
Boone County's location in Illinois
Coordinates: 42°22′11″N 88°49′22″W / 42.36972°N 88.82278°W / 42.36972; -88.82278
CountryUnited States
StateIllinois
CountyBoone
SettlementNovember 6, 1849
Area
  Total
23.84 sq mi (61.7 km2)
  Land23.78 sq mi (61.6 km2)
  Water0.06 sq mi (0.2 km2)  0.25%
Elevation
902 ft (275 m)
Population
 (2020)
  Total
5,131
  Density220/sq mi (83/km2)
Time zoneUTC-6 (CST)
  Summer (DST)UTC-5 (CDT)
ZIP codes
61008, 61011, 61012, 61065
FIPS code17-007-61158

Poplar Grove Township is one of nine townships in Boone County, Illinois, USA. As of the 2020 census, its population was 5,131 and it contained 1,834 housing units. Poplar Grove Township was formed from parts of Caledonia Township and Boone Township after 1921.