County
· Kansas
Jefferson County
Jefferson County is a county located in the U.S. state of Kansas. Its county seat and most populous city is Oskaloosa. As of the 2020 census, the county population was 18,368. The county was named after Thomas Jefferson, the 3rd president of the United States.
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Cities and towns 8
Townships 12
- Township of Delaware pop. 1,812
- Township of Fairview pop. 1,647
- Township of Jefferson pop. 1,073
- Township of Kaw pop. 1,396
- Township of Kentucky pop. 1,553
- Township of Norton pop. 856
- Township of Oskaloosa pop. 2,158
- Township of Ozawkie pop. 1,656
- Township of Rock Creek pop. 2,794
- Township of Rural pop. 797
- Township of Sarcoxie pop. 1,003
- Township of Union pop. 1,666
Reference data (Census of Governments 2022)
- Census ID (PID6)
- 164641
- FIPS state
- 20
- FIPS county
- 087
- FIPS place
- 99087
- Census record name
- COUNTY OF JEFFERSON
- Mailing address
- PO BOX 321, OSKALOOSA 66066