Union Charter Township, Michigan

Union Charter Township, Michigan
Location within Isabella County
Union Township
Location within the state of Michigan
Coordinates: 43°35′48″N 84°45′37″W / 43.59667°N 84.76028°W / 43.59667; -84.76028
CountryUnited States
StateMichigan
CountyIsabella
Area
  Total
28.6 sq mi (74.1 km2)
  Land28.5 sq mi (73.8 km2)
  Water0.1 sq mi (0.3 km2)
Elevation
771 ft (235 m)
Population
 (2020)
  Total
11,699
  Density410/sq mi (160/km2)
Time zoneUTC-5 (Eastern (EST))
  Summer (DST)UTC-4 (EDT)
ZIP code(s)
48858
Area code989
FIPS code26-81340
GNIS feature ID1627186

Union Charter Township is a charter township of Isabella County in the U.S. state of Michigan. The population was 12,927 at the 2010 census, and decreased to 11,699 at the 2020 census. The city of Mount Pleasant is entirely surrounded by the township on incorporated land that was formerly part of the township, but the two are administratively separate.