
Vienna
- County:
- Kennebec County
- County Seat:
- No
- Area (mi²):
- 24.297
- State:
- Maine
Vienna is located in Kennebec County, Maine. Vienna has a 2025 population of 612. Vienna is currently growing at a rate of 0.82% annually and its population has increased by 4.97% since the most recent census, which recorded a population of 583 in 2020.
The average household income in Vienna is $105,885 with a poverty rate of 9.79%. The median age in Vienna is 38.3 years: 37.9 years for males, and 38.5 years for females.