Somerville, Massachusetts Demographics & Population 2026
During the 2020–2024 ACS period, Somerville, Massachusetts had a total population of 81,036, the 13th largest city in Massachusetts, with a median household income of $132,572, which is 28% higher than the state average. The poverty rate is 9.8%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Somerville Quick Facts
How Somerville 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 | 80,549 | 81,036 | +0.6% |
| Median household income | $127,056 | $132,572 | +4.3% |
| Median home value | $899,400 | $911,300 | +1.3% |
How Somerville 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+)
Somerville 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 |
| 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 |
| Woburn | 41,939 | $111,185 | 7.9% | $673,500 |
Cities Similar to Somerville
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Framingham | 72,399 | $107,419 | $627,300 | 48.7% | 10.4% |
| Waltham | 64,902 | $120,216 | $748,700 | 57.3% | 9.4% |
| Newton | 89,044 | $190,304 | $1,264,900 | 81.1% | 4.5% |
| Brookline | 63,266 | $142,101 | $1,246,800 | 85.4% | 8.7% |
| Medford | 59,354 | $129,540 | $755,500 | 59.8% | 7.6% |
Population Overview
Somerville is a mid-sized community located in Massachusetts, within Middlesex County. The total population is 81,036. It ranks as the 13th most populous out of 248 Census-designated places in Massachusetts.
Age Demographics
The median age in Somerville is 31.9 years. This is 20% lower than the state median of 40.0 years. Only 9.8% of residents are under 18, indicating fewer families with children.
Economy, Income & Housing
The median household income in Somerville is $132,572. This is 28% higher than the state median of $103,960. It is also 64% higher than the national median of $80,734. The poverty rate stands at 9.8%. This is 2% lower than the state poverty rate of 10.0%. The unemployment rate is 3.0%. This is 42% lower than the state rate of 5.1%. The median home value is $911,300. Housing costs are 62% higher than the state median of $562,100. The home-value-to-income ratio of 6.9x suggests that housing affordability is a significant concern for many residents. 34.3% of occupied housing units are owner-occupied. This homeownership rate is 45% lower than the state average of 62.5%.
Race & Ethnicity
The largest racial or ethnic group in Somerville is White (non-Hispanic), making up 65.6% of the population. Asian residents account for 11.5%. The Asian population is significantly higher than the state average (11.5% vs 7.2%).
Education
69.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 47% higher 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 92.9%. Notably, 33.4% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Somerville, 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 Somerville, Massachusetts?
Somerville, Massachusetts has a population of 81,036 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Somerville, MA?
The median household income in Somerville is $132,572, which is 64% higher than the national median of $80,734.
What is the poverty rate in Somerville, MA?
The poverty rate in Somerville is 9.8%. This means approximately 7,682 residents live below the federal poverty line.
What is the racial makeup of Somerville, Massachusetts?
Somerville's population is 65.6% White, 4.4% Black, 11.4% Hispanic/Latino, and 11.5% Asian.
What is the median home value in Somerville, MA?
The median home value in Somerville is $911,300. The home-value-to-income ratio is 6.9x.
How educated is Somerville, Massachusetts?
69.4% of adults (25+) in Somerville hold a bachelor's degree or higher, and 33.4% hold a graduate or professional degree.