Census tract · Middlesex County
Census Tract 3507.02, Middlesex County, Massachusetts
Census Tract 3507.02, GEOID 25017350702, in Middlesex County, Massachusetts, entirely within Somerville. 3,238 residents in the ACS 2020-2024 5-year estimates (±422); the 2020 Census counted 3,315.
Residents, 2020-2024
3,238
±422 (90% margin)
2020 Census count: 3,315
Median household income
$43,451
±$33,301 (90% margin)
Middlesex County: $130,847
Median home value
$850,300
±$30,801 (90% margin)
Middlesex County: $727,800
Median gross rent
$1,227
±$733 (90% margin)
Middlesex County: $2,201
Where is Census Tract 3507.02?
Census Tract 3507.02 is one of 357 census tracts in Middlesex County, Massachusetts. It covers 0.17 square miles of land, 19,273 residents per square mile in 2020. Its GEOID, 25017350702, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Somerville | 100% |
6 census tracts border Census Tract 3507.02: Tract 3393 ($122,011), Tract 3394 ($141,563), Tract 3507.01 ($133,233), Tract 3550 ($158,542), Tract 3563 ($121,194) and Tract 3567.01 ($148,363). The figure in brackets is each tract's median household income.
Whether a tract counts as low- or moderate-income for bank lending (the Community Reinvestment Act) is set by the FFIEC against its metro area's family income: look it up in the FFIEC census geocoder.
Source: 2024 Gazetteer and 2020 block assignment files, U.S. Census Bureau · Census reference files
How many people live in Census Tract 3507.02?
The 2020-2024 American Community Survey puts Census Tract 3507.02's population at 3,238 (±422) in 1,561 households; the 2020 Census counted 3,315 residents and 1,725 housing units.
| Measure | Tract 3507.02 | Somerville |
|---|---|---|
| Total population | 3,238±422 | 81,036 |
| Households | 1,561±201 | 35,715 |
| Average household size | 2.04±0.24 | 2.19 |
| Housing units | 1,607±212 | 37,756 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in Census Tract 3507.02?
The median resident of Census Tract 3507.02 is 39.1 years old; 9.5% are under 18 and 24.0% are 65 or older. The largest group is non-Hispanic white residents at 64.5%, then non-Hispanic Asian residents at 13.4%. 29.2% of residents were born outside the United States.
| Measure | Tract 3507.02 | Somerville |
|---|---|---|
| Median age | 39.1±6.4 | 31.9 |
| Under 18 years | 9.5%±3.9 pts | 9.8% |
| 65 years and over | 24.0%±8.2 pts | 10.0% |
| Hispanic or Latino (any race) | 7.0%±5.7 pts | 11.4% |
| White alone, not Hispanic | 64.5%±9.3 pts | 65.6% |
| Black or African American alone, not Hispanic | 10.6%±7.0 pts | 4.4% |
| Asian alone, not Hispanic | 13.4%±7.3 pts | 11.5% |
| American Indian and Alaska Native alone, not Hispanic | 0.0%±1.3 pts | 0.0% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0%±1.3 pts | 0.1% |
| Two or more races, not Hispanic | 4.0%±2.7 pts | 5.6% |
| Some other race alone, not Hispanic | 0.4%±0.6 pts | 1.4% |
| Born outside the United States | 29.2%±9.0 pts | 24.0% |
| Speak a language other than English at home (age 5+) | 28.3%±9.6 pts | 28.6% |
| Civilian veterans (age 18+) | 2.3%±1.8 pts | 1.4% |
| With a disability | 17.0%±6.8 pts | 8.5% |
| No health insurance coverage | 2.0%±2.3 pts | 1.9% |
| High school graduate or higher (age 25+) | 89.0%±4.1 pts | 92.9% |
| Bachelor's degree or higher (age 25+) | 43.6%±9.1 pts | 69.4% |
| Graduate or professional degree (age 25+) | 18.7%±7.2 pts | 33.4% |
| Lived in the same house a year earlier | 68.9%±11.9 pts | 75.6% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Census Tract 3507.02 earn?
The median household income for Census Tract 3507.02 is published as $43,451 with a margin of ±$33,301, too wide to rely on. 18.3% of residents live below the poverty line.
| Measure | Tract 3507.02 | Somerville |
|---|---|---|
| Median household income | $43,451±$33,301 | $132,572 |
| Mean household income | $109,794±$32,531 | $167,361 |
| Per capita income | $52,559±$15,570 | $73,940 |
| People below the poverty line | 18.3%±6.4 pts | 9.8% |
| Children under 18 below the poverty line | 14.6%±20.9 pts | 6.7% |
| Households receiving SNAP | 22.9%±8.2 pts | 8.5% |
| Households with a computer | 92.8%±5.8 pts | 97.5% |
| Households with a broadband subscription | 88.1%±6.8 pts | 94.7% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Census Tract 3507.02?
Owners occupy 19.7% of Census Tract 3507.02's occupied homes and renters 80.3%. The median owner-occupied home is valued at $850,300 by its owner (±$30,801). The median renter pays $1,227 a month including utilities, and 39.4% of renters pay 35% or more of their income on rent.
| Measure | Tract 3507.02 | Somerville |
|---|---|---|
| Median home value (owner-occupied) | $850,300±$30,801 | $911,300 |
| Median gross rent | $1,227±$733 | $2,517 |
| Renters paying 35% or more of income on rent | 39.4%±13.3 pts | 27.5% |
| Median monthly owner costs, with a mortgage | $3,844±$867 | $3,452 |
| Owner-occupied homes | 19.7%±7.6 pts | 34.2% |
| Renter-occupied homes | 80.3%±7.6 pts | 65.8% |
| Housing units | 1,607±212 | 37,756 |
| Single-family detached homes | 1.2%±1.5 pts | 10.5% |
| Mobile homes | 0.0%±2.6 pts | 0.1% |
| Built 2020 or later | 1.8%±2.0 pts | 1.5% |
| Built 2010 to 2019 | 12.1%±6.5 pts | 8.1% |
| Built 1939 or earlier | 45.0%±11.1 pts | 59.0% |
| Households with no vehicle | 36.3%±10.2 pts | 21.6% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How do people in Census Tract 3507.02 get to work?
41.2% of Census Tract 3507.02's workers drive alone and 14.1% work from home. The average trip to work takes 28.9 minutes.
| Measure | Tract 3507.02 | Somerville |
|---|---|---|
| In the labor force (age 16+) | 67.3%±8.3 pts | 79.0% |
| Unemployment rate | 7.2%±5.0 pts | 3.0% |
| Drove alone to work | 41.2%±13.0 pts | 29.9% |
| Carpooled | 13.5%±11.0 pts | 4.7% |
| Public transportation | 13.5%±8.7 pts | 19.3% |
| Walked | 16.6%±16.2 pts | 8.5% |
| Worked from home | 14.1%±8.3 pts | 31.3% |
| Mean travel time to work | 28.9 min±4.1 | 31.0 min |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
How does Census Tract 3507.02 compare with the other tracts in Middlesex County?
Among Middlesex County's tracts with a reliable estimate, Census Tract 3507.02 ranks as shown below (1 = highest).
| Measure | In Middlesex County | In Somerville |
|---|---|---|
| Population | 282nd of 354 | 12th of 25 |
| Residents per square mile | 54th of 357 | 20th of 25 |
| Per capita income | 270th of 354 | 21st of 25 |
| Median home value | 118th of 350 | 17th of 25 |
| Median gross rent | 315th of 327 | 25th of 25 |
| Poverty rate | 33rd of 223 | 2nd of 18 |
| Bachelor's degree or higher | 271st of 354 | 23rd of 25 |
| Median age | 199th of 354 | 1st of 25 |
| Owner-occupied share | 332nd of 351 | 24th of 25 |
Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · How ranks are computed
How reliable are the figures for Census Tract 3507.02?
3 of the 18 figures for Census Tract 3507.02 on this page carry a coefficient of variation over 40% and are marked with a ring: they come from a small sample, so read them as rough.
A census tract's figures rest on a few hundred sampled households over five years, so its margins are wider than a city's. Two tracts differ only when the gap between them is larger than their combined 90% margin (the square root of the sum of the two squared margins). How to read a margin of error.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · Check it at data.census.gov
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections