Osage County is a county located in the state of Kansas. Based on the 2010 census, the county
population was 16,295. The county was created
on August 30, 1855 as Weller county and renamed to Osage County county
on February 11, 1859. The county seat is Lyndon.
The county is named for the Osage River, which flows
through the county.
Osage County is included in the Topeka, KS Metropolitan Statistical Area.
The county was created as Weller county in 1855; name changed to Osage in 1859. Originally named for John B. Weller, of Ohio, member of Congress and Governor of that state; also Governor of California, and Senator, Minister to Mexico, etc. The name Osage comes from the Osage river, the headwaters of which stream drain almost the entire county. Lyndon is the county seat.
County QuickFacts: CensusBureau Quick Facts
The Santa Fe Trail ran across northern Osage County, passing through Overbrook, Scranton, and Burlingame.
As reported by the Census Bureau, the county has a total area of 720 square miles (1,900 km2), of which 706 square miles (1,830 km2) is land and 14 square miles (36 km2) (2.0%) is water.
Osage county is located in east Kansas.
Bordering counties are as follows:
Osage City USD 420
Lyndon USD 421
Santa Fe Trail USD 434
Burlingame USD 454
Marais des Cygnes Valley USD 456