Lucas County, Iowa

Lucas County
Location within the U.S. state of Iowa
Iowa's location within the U.S.
Coordinates: 41°01′34″N 93°19′42″W / 41.026111111111°N 93.328333333333°W / 41.026111111111; -93.328333333333
Country United States
State Iowa
Founded1846
Named afterRobert Lucas
SeatChariton
Largest cityChariton
Area
  Total
434 sq mi (1,120 km2)
  Land431 sq mi (1,120 km2)
  Water3.8 sq mi (10 km2)  0.9%
Population
 (2020)
  Total
8,634
  Estimate 
(2024)
8,758
  Density20.3/sq mi (7.8/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Congressional district3rd

Lucas County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 8,634. The county seat is Chariton. The county was formed in 1846 and was named for Robert Lucas, a Governor of the Territory.