Upton
- County:
- Oxford County
- County Seat:
- No
- Area (mi²):
- 39.509
- State:
- Maine
Upton is located in Oxford County, Maine. Upton has a 2025 population of 70 . Upton is currently declining at a rate of 0% annually and its population has increased by 1.45% since the most recent census, which recorded a population of 69 in 2020.
The median age in Upton is 70.4 years: 70.5 years for males, and 68.1 years for females. For every 100 females there are 235.5 males.