Mills County, Iowa

Mills County
Location within the U.S. state of Iowa
Iowa's location within the U.S.
Coordinates: 41°01′59″N 95°37′08″W / 41.033055555556°N 95.618888888889°W / 41.033055555556; -95.618888888889
Country United States
State Iowa
Founded1851
SeatGlenwood
Largest cityGlenwood
Area
  Total
441 sq mi (1,140 km2)
  Land437 sq mi (1,130 km2)
  Water3.2 sq mi (8 km2)  0.7%
Population
 (2020)
  Total
14,484
  Density33/sq mi (13/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Congressional district3rd
Websitewww.millscountyiowa.gov

Mills County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 14,484. The county seat is Glenwood. The county was formed in 1851 and named for Major Frederick Mills of Burlington, Iowa, who was killed at the Battle of Churubusco during the Mexican–American War.

Mills County is included in the Omaha–Council Bluffs metropolitan area.