Auburn, Maine Demographics & Population 2026
During the 2020–2024 ACS period, Auburn, Maine had a total population of 24,602, the 5th largest city in Maine, with a median household income of $66,647, which is 11% lower than the state average. The poverty rate is 13.8%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Auburn is the 5th largest city in Maine with a population of 24,602.
Auburn Quick Facts
How Auburn 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 | 24,294 | 24,602 | +1.3% |
| Median household income | $66,552 | $66,647 | +0.1% |
| Median home value | $254,600 | $282,000 | +10.8% |
How Auburn 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+)
Auburn Rankings in Maine
Explore Maine Rankings
Other Cities in Androscoggin County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Lewiston | 38,324 | $55,393 | 20.0% | $235,100 |
| Lisbon Falls | 4,267 | $72,344 | 5.9% | $245,700 |
| Lisbon | 3,612 | $86,221 | 7.1% | $237,200 |
| Mechanic Falls | 1,991 | $46,384 | 13.0% | $244,300 |
| Livermore Falls | 1,409 | $45,326 | 11.5% | $98,100 |
| Greene | 1,004 | $112,580 | 24.8% | $261,800 |
| Turner | 505 | $52,444 | 0.0% | $319,800 |
| Sabattus | 134 | N/A | 16.4% | $214,300 |
Cities Similar to Auburn
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Biddeford | 22,498 | $72,333 | $396,600 | 32.1% | 15.5% |
| Sanford | 22,247 | $72,524 | $280,200 | 24.8% | 10.3% |
| South Portland | 26,930 | $86,838 | $441,200 | 51.7% | 6.9% |
| Westbrook | 20,775 | $85,038 | $383,300 | 41.3% | 8.0% |
| Bangor | 31,938 | $59,942 | $219,600 | 35.1% | 17.9% |
Population Overview
Auburn is a small city located in Maine, within Androscoggin County. The total population is 24,602. It ranks as the 5th most populous out of 155 Census-designated places in Maine.
Age Demographics
The median age in Auburn is 41.4 years. This is 8% lower than the state median of 44.8 years.
Economy, Income & Housing
The median household income in Auburn is $66,647. This is 11% lower than the state median of $74,733. It is also 17% lower than the national median of $80,734. The poverty rate stands at 13.8%. This is 28% higher than the state poverty rate of 10.8%. The unemployment rate is 7.0%. This is 85% higher than the state rate of 3.8%. The median home value is $282,000. Housing costs are 5% lower than the state median of $296,600. The home-value-to-income ratio is 4.2x. 59.1% of occupied housing units are owner-occupied. This homeownership rate is 20% lower than the state average of 74.3%.
Race & Ethnicity
Auburn has a predominantly White (non-Hispanic) population, comprising 89.1% of all residents. Black or African American residents account for 3.5%. The Black or African American population is significantly higher than the state average (3.5% vs 1.8%).
Education
27.9% of residents aged 25 and older hold a bachelor's degree or higher. This is 23% lower 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 92.9%.
Data Sources & Methodology
All demographic data for Auburn, 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.
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Frequently Asked Questions
What is the population of Auburn, Maine?
Auburn, Maine has a population of 24,602 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Auburn, ME?
The median household income in Auburn is $66,647, which is 17% lower than the national median of $80,734.
What is the poverty rate in Auburn, ME?
The poverty rate in Auburn is 13.8%. This means approximately 3,251 residents live below the federal poverty line.
What is the racial makeup of Auburn, Maine?
Auburn's population is 89.1% White, 3.5% Black, 3.0% Hispanic/Latino, and 1.2% Asian.
What is the median home value in Auburn, ME?
The median home value in Auburn is $282,000. The home-value-to-income ratio is 4.2x.
How educated is Auburn, Maine?
27.9% of adults (25+) in Auburn hold a bachelor's degree or higher, and 8.8% hold a graduate or professional degree.