
Topeka
- County:
- Shawnee County
- County Seat:
- Yes
- Area (mi²):
- 61.661
- State:
- Kansas
Topeka is a city located in Shawnee County, Kansas. Topeka has a 2025 population of 124,833. It is also the county seat of Shawnee County. Topeka is currently declining at a rate of -0.26% annually and its population has decreased by -1.27% since the most recent census, which recorded a population of 126,437 in 2020.
The average household income in Topeka is $75,133 with a poverty rate of 15.56%. The median age in Topeka is 38.2 years: 37.1 years for males, and 39.2 years for females.