
Osage City
- County:
- Osage County
- County Seat:
- No
- Area (mi²):
- 3.149
- State:
- Kansas
Osage City is a city located in Osage County, Kansas. Osage City has a 2025 population of 2,787. Osage City is currently declining at a rate of -0.46% annually and its population has decreased by -2.35% since the most recent census, which recorded a population of 2,854 in 2020.
The average household income in Osage City is $66,968 with a poverty rate of 16.82%. The median age in Osage City is 39.5 years: 40 years for males, and 38 years for females.