Bath, Maine Demographics & Population 2026
During the 2020–2024 ACS period, Bath, Maine had a total population of 8,815, the 16th largest city in Maine, with a median household income of $69,390, which is 7% lower than the state average. The poverty rate is 12.4%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Bath Quick Facts
How Bath Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 8,801 | 8,815 | +0.2% |
| Median household income | $65,565 | $69,390 | +5.8% |
| Median home value | $285,400 | $310,900 | +8.9% |
How Bath Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 19 | National average: 61
Education
Educational Attainment (Adults 25+)
Bath Rankings in Maine
Explore Maine Rankings
Other Cities in Sagadahoc County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Topsham | 7,271 | $100,024 | 5.7% | $388,500 |
| Richmond | 2,089 | $73,014 | 7.1% | $221,100 |
| Bowdoinham | 766 | N/A | 21.8% | $419,400 |
Cities Similar to Bath
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Ellsworth | 8,657 | $77,375 | $242,300 | 39.3% | 9.3% |
| Brewer | 9,652 | $66,613 | $245,300 | 35.0% | 12.5% |
| Presque Isle | 8,736 | $55,768 | $147,200 | 26.2% | 15.5% |
| Old Orchard Beach | 9,244 | $60,050 | $366,600 | 42.8% | 14.9% |
| Belfast | 6,986 | $67,679 | $340,900 | 42.9% | 16.1% |
Population Overview
Bath is a small city located in Maine, within Sagadahoc County. The total population is 8,815. It ranks as the 16th most populous out of 155 Census-designated places in Maine.
Age Demographics
The median age in Bath is 45.4 years. This is 1% higher than the state median of 44.8 years.
Economy, Income & Housing
The median household income in Bath is $69,390. This is 7% lower than the state median of $74,733. It is also 14% lower than the national median of $80,734. The poverty rate stands at 12.4%. This is 15% higher than the state poverty rate of 10.8%. The unemployment rate is 5.8%. This is 54% higher than the state rate of 3.8%. The median home value is $310,900. Housing costs are 5% higher than the state median of $296,600. The home-value-to-income ratio is 4.5x. 64.3% of occupied housing units are owner-occupied. This homeownership rate is 13% lower than the state average of 74.3%.
Race & Ethnicity
Bath has a predominantly White (non-Hispanic) population, comprising 92.6% of all residents. Asian residents account for 0.8%. The Black or African American population (0.5%) is well below the state average of 1.8%. The Hispanic or Latino population (0.8%) is well below the state average of 2.2%.
Education
42.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 17% higher than the state rate of 36.2%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 96.5%. Notably, 15.8% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Bath, Maine is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Maine state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 155 Census-designated places in Maine. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
Free data download: Get all Maine city and county demographics as CSV. Download Cities CSV | Download Counties CSV
Frequently Asked Questions
What is the population of Bath, Maine?
Bath, Maine has a population of 8,815 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Bath, ME?
The median household income in Bath is $69,390, which is 14% lower than the national median of $80,734.
What is the poverty rate in Bath, ME?
The poverty rate in Bath is 12.4%. This means approximately 1,076 residents live below the federal poverty line.
What is the racial makeup of Bath, Maine?
Bath's population is 92.6% White, 0.5% Black, 0.8% Hispanic/Latino, and 0.8% Asian.
What is the median home value in Bath, ME?
The median home value in Bath is $310,900. The home-value-to-income ratio is 4.5x.
How educated is Bath, Maine?
42.5% of adults (25+) in Bath hold a bachelor's degree or higher, and 15.8% hold a graduate or professional degree.