
Topeka
- County:
- LaGrange County
- County Seat:
- No
- Area (mi²):
- 1.614
- State:
- Indiana
Topeka is a town located in LaGrange County, Indiana. Topeka has a 2025 population of 1,229. Topeka is currently growing at a rate of 0.24% annually and its population has increased by 1.24% since the most recent census, which recorded a population of 1,214 in 2020.
The average household income in Topeka is $83,142 with a poverty rate of 7.71%. The median age in Topeka is 30 years: 26.4 years for males, and 33.6 years for females.