Cornish, Maine Demographics & Population 2026
During the 2020–2024 ACS period, Cornish, Maine had a total population of 1,024, the 103rd largest community in Maine, with a median household income of $68,686, which is 8% lower than the state average. The poverty rate is 8.3%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Near full employment with an unemployment rate of just 1.4%.
Cornish Quick Facts
How Cornish 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 | 1,080 | 1,024 | -5.2% |
| Median household income | $68,561 | $68,686 | +0.2% |
How Cornish 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
Moderate diversity with one or two groups making up the majority.
State average: 19 | National average: 61
Education
Educational Attainment (Adults 25+)
Cornish Rankings in Maine
Explore Maine Rankings
Other Cities in York County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Biddeford | 22,498 | $72,333 | 15.5% | $396,600 |
| 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 |
Cities Similar to Cornish
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Damariscotta | 1,100 | $67,647 | $419,100 | 49.2% | 15.7% |
| Winterport | 1,057 | $75,694 | $302,800 | 45.2% | 9.0% |
| Chisholm | 988 | $57,826 | $146,900 | 33.2% | 15.5% |
| Oxford | 1,106 | $56,111 | $183,400 | 26.8% | 25.9% |
| Boothbay Harbor | 1,047 | $49,861 | $327,800 | 42.8% | 25.6% |
Population Overview
Cornish is a small community located in Maine, within York County. The total population is 1,024. It ranks as the 103rd most populous out of 155 Census-designated places in Maine.
Age Demographics
The median age in Cornish is 39.2 years. This is 12% lower than the state median of 44.8 years. Only 10.5% of residents are under 18, indicating fewer families with children.
Economy, Income & Housing
The median household income in Cornish is $68,686. This is 8% lower than the state median of $74,733. It is also 15% lower than the national median of $80,734. The poverty rate stands at 8.3%. This is 23% lower than the state poverty rate of 10.8%. The unemployment rate is 1.4%. This is 62% lower than the state rate of 3.8%. 79.2% of occupied housing units are owner-occupied. This homeownership rate is 7% higher than the state average of 74.3%.
Race & Ethnicity
The largest racial or ethnic group in Cornish is White (non-Hispanic), making up 67.0% of the population.
Education
16.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 55% 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 88.9%.
Data Sources & Methodology
All demographic data for Cornish, 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 Cornish, Maine?
Cornish, Maine has a population of 1,024 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Cornish, ME?
The median household income in Cornish is $68,686, which is 15% lower than the national median of $80,734.
What is the poverty rate in Cornish, ME?
The poverty rate in Cornish is 8.3%. This means approximately 85 residents live below the federal poverty line.
What is the racial makeup of Cornish, Maine?
Cornish's population is 67.0% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Cornish, ME?
The Census Bureau does not publish a reliable median home value estimate for Cornish — there are too few owner-occupied homes in the ACS sample. The national median is $332,700.
How educated is Cornish, Maine?
16.1% of adults (25+) in Cornish hold a bachelor's degree or higher, and 5.3% hold a graduate or professional degree.