Osceola County
Sign in to saveAlso known as Osceola County, Iowa, Osceola County, IA
county in Iowa, United States
Key facts
- Country
- United States
- State
- Iowa
- Founded
- January 15, 1851 (created), January 1, 1872 (organized)
- Named after
- Osceola
- Seat
- Sibley
- Largest city
- Sibley
- Total
- 399.396 sq mi (1,034.43 km )
- Land
- 398.687 sq mi (1,032.59 km )
- Water
- 0.709 sq mi (1.84 km ) 0.18%
- Estimate 2025
- 5,980
- Density
- 15.53/sq mi (5.997/km )
- Time zone
- UTC−6 ( Central )
- Summer dst
- UTC−5 ( CDT )
- Congressional district
- 4th
- Website
- osceolacountyia.gov
via Wikipedia infobox
~8 min read
Encyclopedic overview
Osceola County (/ˌɒsiˈoʊlə/ OSS-ee-OH-lə) is a county located in the U.S. state of Iowa. As of the 2020 census the population was 6,192, and was estimated to be 5,980 in 2025, making it the fifth-least populous county in Iowa. It is named for Seminole war chief Osceola. The county seat and the largest city is Sibley, named for H. H. Sibley of Minnesota.
History
Excerpted from Wikipedia’s “Osceola County” article, available under the CC BY-SA 4.0 licence.