
Dayton
- County:
- Lake County
- County Seat:
- No
- Area (mi²):
- 0.549
- State:
- Montana
Dayton is a CDP located in Lake County, Montana. Dayton has a 2025 population of 142. Dayton is currently growing at a rate of 6.77% annually and its population has increased by 27.93% since the most recent census, which recorded a population of 111 in 2020.
The average household income in Dayton is $92,362 with a poverty rate of 3.88%. The median age in Dayton is 65.8 years: 72.8 years for males, and 57.6 years for females.