Coldwater
- County:
- Comanche County
- County Seat:
- Yes
- Area (mi²):
- 2.562
- State:
- Kansas
Coldwater is a city located in Comanche County, Kansas. Coldwater has a 2026 population of 687. It is also the county seat of Comanche County. Coldwater is currently growing at a rate of 1.18% annually and its population has increased by 0.73% since the most recent census, which recorded a population of 682 in 2020.