Biddeford, Maine Demographics & Population 2026
During the 2020–2024 ACS period, Biddeford, Maine had a total population of 22,498, the 6th largest city in Maine, with a median household income of $72,333, which is 3% lower than the state average. The poverty rate is 15.5%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Biddeford Quick Facts
How Biddeford 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 | 22,463 | 22,498 | +0.2% |
| Median household income | $69,794 | $72,333 | +3.6% |
| Median home value | $349,300 | $396,600 | +13.5% |
How Biddeford 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+)
Biddeford Rankings in Maine
Explore Maine Rankings
Other Cities in York County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Sanford | 22,247 | $72,524 | 10.3% | $280,200 |
| Saco | 20,819 | $92,241 | 6.4% | $413,100 |
| Old Orchard Beach | 9,244 | $60,050 | 14.9% | $366,600 |
| Kennebunk | 6,221 | $95,169 | 11.2% | $452,800 |
| Kittery | 5,110 | $84,730 | 4.0% | $461,400 |
| York Harbor | 4,240 | $100,625 | 5.3% | $627,700 |
| South Eliot | 4,203 | $99,299 | 5.5% | $475,600 |
| South Berwick | 3,381 | $90,972 | 4.8% | $396,700 |
| Lake Arrowhead | 3,322 | $98,654 | 2.5% | $267,300 |
| Cape Neddick | 2,453 | $108,412 | 12.0% | $684,400 |
Cities Similar to Biddeford
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Sanford | 22,247 | $72,524 | $280,200 | 24.8% | 10.3% |
| Auburn | 24,602 | $66,647 | $282,000 | 27.9% | 13.8% |
| Westbrook | 20,775 | $85,038 | $383,300 | 41.3% | 8.0% |
| Saco | 20,819 | $92,241 | $413,100 | 43.5% | 6.4% |
| Brunswick | 17,652 | $70,722 | $363,200 | 51.3% | 8.6% |
Population Overview
Biddeford is a small city located in Maine, within York County. The total population is 22,498. It ranks as the 6th most populous out of 155 Census-designated places in Maine.
Age Demographics
The median age in Biddeford is 35.0 years. This is 22% lower than the state median of 44.8 years.
Economy, Income & Housing
The median household income in Biddeford is $72,333. This is 3% lower than the state median of $74,733. It is also 10% lower than the national median of $80,734. The poverty rate stands at 15.5%. This is 44% higher than the state poverty rate of 10.8%. The unemployment rate is 3.1%. This is 18% lower than the state rate of 3.8%. The median home value is $396,600. Housing costs are 34% higher than the state median of $296,600. The home-value-to-income ratio is 5.5x. 48.1% of occupied housing units are owner-occupied. This homeownership rate is 35% lower than the state average of 74.3%.
Race & Ethnicity
Biddeford has a predominantly White (non-Hispanic) population, comprising 91.5% of all residents. Hispanic or Latino residents account for 3.1%.
Education
32.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 11% 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 94.6%.
Data Sources & Methodology
All demographic data for Biddeford, 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 Biddeford, Maine?
Biddeford, Maine has a population of 22,498 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Biddeford, ME?
The median household income in Biddeford is $72,333, which is 10% lower than the national median of $80,734.
What is the poverty rate in Biddeford, ME?
The poverty rate in Biddeford is 15.5%. This means approximately 3,228 residents live below the federal poverty line.
What is the racial makeup of Biddeford, Maine?
Biddeford's population is 91.5% White, 0.9% Black, 3.1% Hispanic/Latino, and 1.3% Asian.
What is the median home value in Biddeford, ME?
The median home value in Biddeford is $396,600. The home-value-to-income ratio is 5.5x.
How educated is Biddeford, Maine?
32.1% of adults (25+) in Biddeford hold a bachelor's degree or higher, and 9.4% hold a graduate or professional degree.