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Jefferson County, Kansas
county in Kansas, United States / From Wikipedia, the free encyclopedia
Jefferson County (county code JF) is a county in the U.S. state of Kansas. In 2020, 18,368 people lived there.[1] Its county seat is Oskaloosa.[2] Its biggest city is Valley Falls.
Quick Facts Country, State ...
Jefferson County | |
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![]() Jefferson County Courthouse in Oskaloosa (1971) | |
![]() Location within the U.S. state of Kansas | |
![]() Kansas's location within the U.S. | |
Coordinates: 39°13′N 95°24′W | |
Country | ![]() |
State | ![]() |
Founded | August 25, 1855 |
Named for | Thomas Jefferson |
Seat | Oskaloosa |
Largest city | Valley Falls |
Area | |
• Total | 557 sq mi (1,440 km2) |
• Land | 533 sq mi (1,380 km2) |
• Water | 24 sq mi (60 km2) 4.3% |
Population | |
• Total | 18,368 |
• Density | 34.5/sq mi (13.3/km2) |
Time zone | UTC−6 (Central) |
• Summer (DST) | UTC−5 (CDT) |
Congressional district | 1st |
Website | jfcountyks.com |
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