
Bath
- County:
- Sagadahoc County
- County Seat:
- Yes
- Area (mi²):
- 9.12
- State:
- Maine
Bath is located in Sagadahoc County, Maine. Bath has a 2025 population of 8,942. It is also the county seat of Sagadahoc County. Bath is currently growing at a rate of 0.55% annually and its population has increased by 2.03% since the most recent census, which recorded a population of 8,764 in 2020.
The average household income in Bath is $90,355 with a poverty rate of 14.6%. The median age in Bath is 46.4 years: 43.7 years for males, and 48.1 years for females.