Coldwater
- County:
- Branch County
- County Seat:
- Yes
- Area (mi²):
- 9.425
- State:
- Michigan
Coldwater is a city located in Branch County, Michigan. Coldwater has a 2026 population of 14,314. It is also the county seat of Branch County. Coldwater is currently growing at a rate of 1.02% annually and its population has increased by 6.68% since the most recent census, which recorded a population of 13,418 in 2020.