Polk County | |
|---|---|
| County of Polk | |
_1.jpg) Polk County Courthouse in Osceola | |
 Interactive map of Polk County | |
 Location within the U.S. state of Nebraska | |
| Country |  United States |
| State |  Nebraska |
| Established | January 26, 1856 |
| Organized | August 6, 1870 |
| Named for | James K. Polk |
| County seat | Osceola |
| Largest city | Stromsburg |
| Area | |
• Total | 441 sq mi (1,140 km2) |
| • Land | 438 sq mi (1,130 km2) |
| • Water | 2.3 sq mi (6 km2) 0.5% |
| Highest elevation | 1,739 ft (530 m) |
| Lowest elevation | 1,089 ft (332 m) |
| Population | |
• Total | 5,214 |
• Estimate (2021) | 5,174  |
| Time zone | UTC−6 (Central) |
| • Summer (DST) | UTC−5 (CDT) |
| Area code | 402/531 |
| FIPS code | 31143 |
| GNIS feature ID | 835893 |
| Website | www.polkcounty.ne.gov |
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Polk County is a county in the U.S. state of Nebraska. As of the 2020 United States Census, the population was 5,214.[1] Its county seat is Osceola.[2] The county was formed in 1856, and was organized in 1870.[3][4][5] It was named for President James K. Polk.[6] In the Nebraska license plate system, Polk County is represented by the prefix 41 (it had the 41st-largest number of vehicles registered in the county when the license plate system was established in 1922).
- ^ "County Population Totals: 2020-2021". Census.gov. US Census Bureau. Retrieved October 31, 2022.
- ^ "Find a County". National Association of Counties. Retrieved June 7, 2011.
- ^ Fitzpatrick, Lilian Linder (1925). Nebraska Place-Names. Lincoln: University of Nebraska Studies in Language, Literature, and Criticism. p. 116. Retrieved December 16, 2014.
- ^ "Nebraska Historic Buildings Survey Reconnaissance Survey Final Report of Polk County, Nebraska". Nebraska State Historical Society. August 1, 1992. Retrieved December 16, 2014.
- ^ "Polk County". Nebraska Association of County Officials. Retrieved December 16, 2014.
- ^ "Polk County". Archived from the original on July 4, 2008. Retrieved March 7, 2010. Retrieved on March 15, 2008.