Somerville, Massachusetts Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Somerville, Massachusetts is 80,549 as of the 2023 American Community Survey, making it the 13th-largest city in Massachusetts. The median household income is $127,056, the median home value is $899,400, and the median age is 32.3.
The population has grown 8.3% since 2010 (75,877 → 82,149).
80,549
Population
19551
People / sq mi
$127,056
Median Income
$899,400
Median Home Value
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Somerville covers 4.1 sq mi of land at 19551 people per square mile.
About Somerville, MA
What distinguishes Somerville is density: among the most densely settled of US cities, around 19,551 people per square mile. Somerville is a city in Massachusetts with a population of 80,549. It ranks #13 among cities in Massachusetts by population.
Median household income is $127,056, above the US median of $78,538. The poverty rate is 6.5%, below the national 12.4%. Home prices are steep, with the typical property valued at $899,400, with typical rent around $2,468.
The population is unusually well-credentialed for US cities — 68.0% of adults have a four-year degree, above the national 35.0%. Working from home is common here: 29.0% of workers do so, above the national 14.0%, and the average commute runs about 31 minutes each way.
That density explains much of the rest of the profile in Somerville: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Somerville city Population History (2010-2024)
The city of Somerville city had a population of 75,877 in 2010 and 82,149 in 2024, a 8.3% growth over 14 years. The peak was 82,149 in 2024. Average annual growth rate: 0.57%.
82,149
Population (2024)
75,877
Population (2010)
82,149
Peak (2024)
0.57%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 75,877 |
| 2011 | 76,710 |
| 2012 | 77,620 |
| 2013 | 78,573 |
| 2014 | 78,991 |
| 2015 | 79,715 |
| 2016 | 80,936 |
| 2017 | 81,204 |
| 2018 | 81,357 |
| 2019 | 81,360 |
| 2020 | 80,901 |
| 2021 | 80,263 |
| 2022 | 80,640 |
| 2023 | 81,240 |
| 2024 | 82,149 |
Race & Ethnicity
| White | 69.5% |
| Black or African American | 4.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.0% |
| Two or More Races | 0.0% |
Economy & Income
$127,056
Median Household Income
$70,880
Per Capita Income
6.5%
Poverty Rate
2.3%
Unemployment Rate
Housing
$899,400
Median Home Value
$2,468
Median Rent
34.3%
Owner-Occupied
Education
93.0%
High School+
68.0%
Bachelor's+
Commute
19.6%
Drive Alone
30.7%
Public Transit
29.0%
Work From Home
30.7 min
Avg Commute
Community Profile
35.5%
Foreign Born
71.2%
Non-English at Home
1.6%
Veterans
8.5%
With Disability
97.9%
Health Insurance
96.3%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 29.6% |
| Finance, Insurance & Real Estate | 27.2% |
| Manufacturing | 8.9% |
| Education, Health Care & Social Services | 6.8% |
| Information | 5.0% |
| Transportation & Warehousing | 3.9% |
| Arts, Entertainment & Food Services | 3.3% |
| Construction | 2.9% |
| Retail Trade | 2.6% |
| Public Administration | 1.9% |
| Agriculture & Mining | 0.1% |
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City rankings
Frequently Asked Questions
Somerville, Massachusetts has a population of 80,549 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 13th-largest city in Massachusetts.
The median household income in Somerville, Massachusetts is $127,056, with 6.5% of residents living below the federal poverty level.
The median home value in Somerville, Massachusetts is $899,400, with median monthly rent at $2,468 and a homeownership rate of 34.3%.
The median age in Somerville, Massachusetts is 32.3 years. The population is 49.2% male and 50.8% female.
The population has grown 8.3% since 2010 (75,877 → 82,149).
Somerville city, MA Climate
Somerville city, MA has an average annual temperature of 10.2°C (50°F) and receives about 1133 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
10.2°C
Avg Temp
1133
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -3° / 27° | 101 mm |
| February | -2° / 29° | 86 mm |
| March | 3° / 38° | 102 mm |
| April | 9° / 47° | 95 mm |
| May | 15° / 58° | 87 mm |
| June | 20° / 67° | 88 mm |
| July | 23° / 73° | 85 mm |
| August | 22° / 72° | 92 mm |
| September | 18° / 64° | 93 mm |
| October | 12° / 53° | 98 mm |
| November | 6° / 43° | 105 mm |
| December | 0° / 33° | 101 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Somerville city, MA
The most comfortable months to visit Somerville city, MA are typically June, August and July, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 29°C high). The coldest is January (near -8°C low). November is usually the wettest month.
Where to stay near Somerville
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.