Ayer, Massachusetts Demographics & Population 2026
During the 2020–2024 ACS period, Ayer, Massachusetts had a total population of 3,098, the 155th largest community in Massachusetts, with a median household income of $74,878, which is 28% lower than the state average. The poverty rate is 6.9%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Ayer Quick Facts
How Ayer 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 | 3,012 | 3,098 | +2.9% |
| Median household income | $81,286 | $74,878 | -7.9% |
| Median home value | $417,300 | $444,600 | +6.5% |
How Ayer 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: 53 | National average: 61
Education
Educational Attainment (Adults 25+)
Ayer Rankings in Massachusetts
Explore Massachusetts Rankings
Other Cities in Middlesex County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Cambridge | 118,796 | $130,748 | 12.8% | $1,092,100 |
| Lowell | 118,368 | $78,658 | 16.9% | $429,200 |
| Newton | 89,044 | $190,304 | 4.5% | $1,264,900 |
| Somerville | 81,036 | $132,572 | 9.8% | $911,300 |
| Framingham | 72,399 | $107,419 | 10.4% | $627,300 |
| Malden | 65,906 | $100,606 | 11.4% | $633,500 |
| Waltham | 64,902 | $120,216 | 9.4% | $748,700 |
| Medford | 59,354 | $129,540 | 7.6% | $755,500 |
| Everett | 50,045 | $85,218 | 14.7% | $610,000 |
| Arlington | 46,350 | $150,701 | 5.4% | $933,800 |
Cities Similar to Ayer
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Monument Beach | 3,277 | $77,167 | $559,900 | 45.7% | 6.2% |
| South Dennis | 3,135 | $88,411 | $495,700 | 43.3% | 3.0% |
| Acushnet Center | 2,810 | $71,864 | $378,900 | 15.3% | 10.1% |
| North Brookfield | 2,659 | $77,740 | $272,200 | 15.1% | 17.0% |
| East Dennis | 3,062 | $103,654 | $694,000 | 43.2% | 4.8% |
Population Overview
Ayer is a small community located in Massachusetts, within Middlesex County. The total population is 3,098. It ranks as the 155th most populous out of 248 Census-designated places in Massachusetts.
Age Demographics
The median age in Ayer is 42.1 years. This is 5% higher than the state median of 40.0 years.
Economy, Income & Housing
The median household income in Ayer is $74,878. This is 28% lower than the state median of $103,960. It is also 7% lower than the national median of $80,734. The poverty rate stands at 6.9%. This is 31% lower than the state poverty rate of 10.0%. The unemployment rate is 4.1%. This is 21% lower than the state rate of 5.1%. The median home value is $444,600. Housing costs are 21% lower than the state median of $562,100. The home-value-to-income ratio is 5.9x. 58.1% of occupied housing units are owner-occupied. This homeownership rate is 7% lower than the state average of 62.5%.
Race & Ethnicity
The largest racial or ethnic group in Ayer is White (non-Hispanic), making up 71.2% of the population. Hispanic or Latino residents account for 13.9%.
Education
37.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 20% lower than the state rate of 47.3%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 89.9%.
Data Sources & Methodology
All demographic data for Ayer, Massachusetts 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 Massachusetts state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 248 Census-designated places in Massachusetts. 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 Ayer, Massachusetts?
Ayer, Massachusetts has a population of 3,098 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Ayer, MA?
The median household income in Ayer is $74,878, which is 7% lower than the national median of $80,734.
What is the poverty rate in Ayer, MA?
The poverty rate in Ayer is 6.9%. This means approximately 206 residents live below the federal poverty line.
What is the racial makeup of Ayer, Massachusetts?
Ayer's population is 71.2% White, 6.6% Black, 13.9% Hispanic/Latino, and 6.9% Asian.
What is the median home value in Ayer, MA?
The median home value in Ayer is $444,600. The home-value-to-income ratio is 5.9x.
How educated is Ayer, Massachusetts?
37.7% of adults (25+) in Ayer hold a bachelor's degree or higher, and 14.6% hold a graduate or professional degree.