Oak Hill, Maine Demographics & Population 2026
During the 2020–2024 ACS period, Oak Hill, Maine had a total population of 5,631, the 30th largest community in Maine, with a median household income of $97,610, which is 31% higher than the state average. The poverty rate is 5.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 31% above the state average — one of the wealthiest communities in Maine.
- Near full employment with an unemployment rate of just 1.7%.
Oak Hill Quick Facts
How Oak Hill 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 | 5,365 | 5,631 | +5.0% |
| Median household income | $92,967 | $97,610 | +5.0% |
| Median home value | $404,600 | $429,100 | +6.1% |
How Oak Hill 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+)
Oak Hill Rankings in Maine
Explore Maine Rankings
Other Cities in Cumberland County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Portland | 68,854 | $79,540 | 11.2% | $489,600 |
| South Portland | 26,930 | $86,838 | 6.9% | $441,200 |
| Westbrook | 20,775 | $85,038 | 8.0% | $383,300 |
| Brunswick | 17,652 | $70,722 | 8.6% | $363,200 |
| Gorham | 7,593 | $128,190 | 4.7% | $506,000 |
| Yarmouth | 6,289 | $93,575 | 12.9% | $576,900 |
| North Windham | 5,417 | $88,522 | 6.1% | $342,800 |
| Cumberland Center | 2,790 | $170,125 | 8.6% | $539,500 |
| Dunstan | 2,363 | $91,067 | 13.4% | $539,000 |
| Falmouth Foreside | 2,051 | $177,411 | 1.3% | $855,000 |
Cities Similar to Oak Hill
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| North Windham | 5,417 | $88,522 | $342,800 | 37.0% | 6.1% |
| Kennebunk | 6,221 | $95,169 | $452,800 | 52.0% | 11.2% |
| Yarmouth | 6,289 | $93,575 | $576,900 | 62.8% | 12.9% |
| Hampden | 5,161 | $112,228 | $285,900 | 47.9% | 7.7% |
| Kittery | 5,110 | $84,730 | $461,400 | 47.3% | 4.0% |
Population Overview
Oak Hill is a small city located in Maine, within Cumberland County. The total population is 5,631. It ranks as the 30th most populous out of 155 Census-designated places in Maine.
Age Demographics
The median age in Oak Hill is 51.3 years. This is 15% higher than the state median of 44.8 years. 14.7% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The median household income in Oak Hill is $97,610. This is 31% higher than the state median of $74,733. It is also 21% higher than the national median of $80,734. The poverty rate stands at 5.0%. This is 53% lower than the state poverty rate of 10.8%. The unemployment rate is 1.7%. This is 56% lower than the state rate of 3.8%. The median home value is $429,100. Housing costs are 45% higher than the state median of $296,600. The home-value-to-income ratio is 4.4x. 75.5% of occupied housing units are owner-occupied. This homeownership rate is 2% higher than the state average of 74.3%.
Race & Ethnicity
Oak Hill has a predominantly White (non-Hispanic) population, comprising 94.5% of all residents. Hispanic or Latino residents account for 3.7%. The Hispanic or Latino population is significantly higher than the state average (3.7% vs 2.2%). The Asian population (0.3%) is well below the state average of 1.1%.
Education
51.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 41% 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 97.4%. Notably, 15.6% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Oak Hill, 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 Oak Hill, Maine?
Oak Hill, Maine has a population of 5,631 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Oak Hill, ME?
The median household income in Oak Hill is $97,610, which is 21% higher than the national median of $80,734.
What is the poverty rate in Oak Hill, ME?
The poverty rate in Oak Hill is 5.0%. This means approximately 268 residents live below the federal poverty line.
What is the racial makeup of Oak Hill, Maine?
Oak Hill's population is 94.5% White, 0.0% Black, 3.7% Hispanic/Latino, and 0.3% Asian.
What is the median home value in Oak Hill, ME?
The median home value in Oak Hill is $429,100. The home-value-to-income ratio is 4.4x.
How educated is Oak Hill, Maine?
51.0% of adults (25+) in Oak Hill hold a bachelor's degree or higher, and 15.6% hold a graduate or professional degree.