Caledonia
- County:
- Houston County
- County Seat:
- Yes
- Area (mi²):
- 2.824
- State:
- Minnesota
Caledonia is a city located in Houston County, Minnesota. Caledonia has a 2026 population of 2,767. It is also the county seat of Houston County. Caledonia is currently declining at a rate of -1.43% annually and its population has decreased by -3.39% since the most recent census, which recorded a population of 2,864 in 2020.