Calumet Township, Lake County, Indiana

Calumet Township
Coordinates: 41°35′07″N 87°21′15″W / 41.58528°N 87.35417°W / 41.58528; -87.35417
Country United States
State Indiana
CountyLake
Organized1883
Government
  TypeIndiana township
Area
  Total
68.71 sq mi (178.0 km2)
  Land61.38 sq mi (159.0 km2)
  Water7.32 sq mi (19.0 km2)
Elevation
604 ft (184 m)
Population
 (2020)
  Total
91,970
  Density1,698.4/sq mi (655.8/km2)
Time zoneUTC-6 (CST)
  Summer (DST)UTC-5 (CDT)
ZIP codes
46319, 46402-46410
Area code219
FIPS code18-09820
GNIS feature ID453154
Websitewww.calumettwp-in.gov

Calumet Township is one of eleven townships in Lake County, Indiana. As of the 2020 census, its population was 91,970, containing 47,425 housing units, down from 104,258 at 2010.

Historical population
CensusPop.Note
1890944
19001,40849.2%
191017,9821,177.1%
192055,790210.3%
1930103,26885.1%
1940119,45815.7%
1950150,25825.8%
1960210,88440.3%
1970215,9402.4%
1980176,901−18.1%
1990141,875−19.8%
2000127,800−9.9%
2010104,258−18.4%
202091,970−11.8%
Source: US Decennial Census