Rensselaer, Indiana

Rensselaer, Indiana
Jasper County Courthouse
Location of Rensselaer in Jasper County, Indiana
Coordinates: 40°56′15″N 87°10′06″W / 40.93750°N 87.16833°W / 40.93750; -87.16833
CountryUnited States
StateIndiana
CountyJasper
TownshipsMarion, Newton
PlattedJune 12, 1839
IncorporatedDecember 8, 1858
Named afterJames Van Rensselaer
Government
  MayorJeff Phillips (R)
Area
  Total
6.73 sq mi (17.44 km2)
  Land6.73 sq mi (17.43 km2)
  Water0.01 sq mi (0.01 km2)
Elevation
659 ft (201 m)
Population
 (2020)
  Total
5,733
  Density852.11/sq mi (328.99/km2)
Time zoneUTC-6 (CST)
  Summer (DST)UTC-5 (CDT)
ZIP code
47978
Area code219
FIPS code18-63792
GNIS feature ID2396349
Websitecityofrensselaerin.com

Rensselaer is a city located along the Iroquois River in Marion Township, Jasper County, Indiana, United States. The population was 5,733 at the 2020 census, down slightly from 5,859 at the 2010 census. The city is the county seat of Jasper County. Saint Joseph's College is located just south of the city limits.