Bath is located in Sagadahoc County, Maine. Bath has a 2025 population of 8,774 . It is also the county seat of Sagadahoc County . Bath is currently declining at a rate of -0.49% annually but its population has increased by 0.1% since the most recent census, which recorded a population of 8,765 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. For every 100 females there are 87.3 males.
Data after 2023 is projected based on recent change
The racial composition of Bath includes 94.66% White, and smaller percentages for other race, Asian, Black or African American, Native American and multiracial populations.
White (94.66%)
Two or more races (3.48%)
Other race (0.76%)
Asian (0.56%)
Black or African American (0.48%)
Native American (0.07%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 8,331 | 94.66% |
| Two or more races | 306 | 3.48% |
| Other race | 67 | 0.76% |
| Asian | 49 | 0.56% |
| Black or African American | 42 | 0.48% |
| Native American | 6 | 0.07% |
Married
Widowed
Divorced
Separated
Never Married
Bath's average per capita income is $46,067. Household income levels show a median of $65,565. The poverty rate stands at 14.6%.
Name | Median | Mean |
|---|---|---|
| Married Families | $99,301 | - |
| Families | $88,321 | $113,444 |
| Households | $65,565 | $90,355 |
| Non Families | $46,772 | $56,455 |
Average Income
Median Household Income
Poverty Rate