Postal Codes

02143 ZIP Code

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ZIP code 02143 covers Somerville, Massachusetts, with a population of about 25,161 and a median household income of $126,102.

Population
25,16116,290 per square mile
Median age
32.85.9 points below the US average
Median household income
$126,1021.2× the Massachusetts median
Poverty rate
8.4%4 points below the US average
Typical home value
$948,342up 10.8% in five years
Median rent
$2,4241.4× the Massachusetts median
Degree or higher
74.5%39.5 points above the US average
Homeownership
31.2%33.8 points below the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
660

Where 02143 is

Somerville, Massachusetts — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population25,161
Median age32.8
Family households33.7%
Born outside the US23.8%
Speaks a language other than English at home23.5%
White (non-Hispanic)69.5%
Black (non-Hispanic)4.2%
Asian (non-Hispanic)11.2%
Hispanic or Latino8.2%
Veterans1.3%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$126,102
Income per person$77,591
Poverty rate8.4%
Households on SNAP or cash assistance9.9%

Household income distribution

Under $10k3.4%
$10–15k3.2%
$15–20k1.7%
$20–25k1.5%
$25–30k1.6%
$30–35k1.5%
$35–40k0.9%
$40–45k2.0%
$45–50k2.2%
$50–60k3.9%
$60–75k6.8%
$75–100k10.4%
$100–125k10.2%
$125–150k9.1%
$150–200k13.3%
$200k or more28.2%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed14,860
Mean adjusted gross income$108,476
Returns declaring $200,000 or more11.8%
Returns, under $25k16.2%
Returns, $25k–$50k19.3%
Returns, $50k–$75k19.2%
Returns, $75k–$100k13.4%
Returns, $100k–$200k20.1%
Returns, $200k or more11.8%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$930,200
Median gross rent$2,424
Rent as a share of household income25.7%
Owner-occupied31.2%
Vacant homes6%
Median year built1938

What the homes are

Detached house10.1%
Attached house3.6%
2 to 4 units49.5%
5 to 19 units19%
20 or more units17.8%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$948,342as of 2026-07
Typical home value, 1 yearup 0.7%
Typical home value, 5 yearsup 10.8%
Typical home value, 10 yearsup 43.9%
Typical asking rent$3,365as of 2026-07
Typical asking rent, 1 yearup 3.7%
Typical asking rent, 5 yearsup 31.3%
Typical asking rent, 10 yearsup 47.3%
Typical home value since 2000
201620212026$948,342$659,191

$659,191 in 2016 to $948,342 in 2026.

Typical asking rent
201620212026$3,365$2,285

$2,285 in 2016 to $3,365 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.4%
Bachelor's degree or higher74.5%
High school diploma or higher94.6%
Works from home32.6%
Drives to work alone27%
Takes public transport16.1%
Commutes 45 minutes or more20.2%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity22.5% 10.9 pts below the national average of 33.4%
Diagnosed diabetes5.3% 6.7 pts below the national average of 12%
Currently smokes7.5% 5.7 pts below the national average of 13.2%
High blood pressure19.5% 14.6 pts below the national average of 34.1%
Fair or poor general health10.6% 9.7 pts below the national average of 20.3%
No health insurance (18–64)3.8% 7.5 pts below the national average of 11.3%
Depression26.2% 4.3 pts above the national average of 21.9%
No leisure-time physical activity14.5% 10.9 pts below the national average of 25.4%
Arthritis15.3% 9.8 pts below the national average of 25.1%
Binge drinking20.8% 4.8 pts above the national average of 16%
Taking blood pressure medication62.5% 12.2 pts below the national average of 74.7%
Cancer (non-skin)5.2% 2.5 pts below the national average of 7.7%
Current asthma11.2% 0.8 pts above the national average of 10.4%
Coronary heart disease3% 3.2 pts below the national average of 6.2%
Routine check-up in past year75.6% 1.1 pts below the national average of 76.7%
Cholesterol screening88.2% 2.3 pts above the national average of 85.9%
Cognitive disability12.4% 2.4 pts below the national average of 14.8%
Colorectal screening72% 7.7 pts above the national average of 64.3%
COPD3% 3.6 pts below the national average of 6.6%
Visited a dentist74.1% 12.8 pts above the national average of 61.3%
Any disability20.3% 10.4 pts below the national average of 30.7%
Lacks emotional support20.7% 4.1 pts below the national average of 24.8%
Food insecurity8.7% 8.4 pts below the national average of 17.1%
Received food stamps9.4% 4.9 pts below the national average of 14.3%
Hearing disability3.6% 3.1 pts below the national average of 6.7%
High cholesterol26.9% 9.3 pts below the national average of 36.2%
Housing insecurity8.9% 4.9 pts below the national average of 13.8%
Independent living disability5.4% 3 pts below the national average of 8.4%
Lacks transport6.5% 2.7 pts below the national average of 9.2%
Loneliness35.9% 1.5 pts above the national average of 34.4%
Mammography use83.9% 8 pts above the national average of 75.9%
Poor mental health (14+ days)16.1% 0.7 pts below the national average of 16.8%
Mobility disability6% 8 pts below the national average of 14%
Poor physical health (14+ days)7.9% 5.6 pts below the national average of 13.5%
Self-care disability1.7% 2.3 pts below the national average of 4%
Utility shut-off threat5.3% 3.5 pts below the national average of 8.8%
Sleeps under 7 hours30.9% 5.5 pts below the national average of 36.4%
Stroke1.6% 1.8 pts below the national average of 3.4%
All natural teeth lost7.7% 5.3 pts below the national average of 13%
Vision disability2.6% 3 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments660
People employed12,143
Annual payroll$783,713,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 11.4% of US census tracts
FEMA ratingVery Low to Relatively Low across the 9 census tracts this ZIP code covers
Expected annual loss9.4 out of 100
Community resilience83.7 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Hurricane69.5Relatively Low at its worst in this ZIP code
Earthquake56.7Relatively Low at its worst in this ZIP code
Ice storm54Relatively Moderate at its worst in this ZIP code
Lightning30.1Relatively Low at its worst in this ZIP code
Cold wave27.8Relatively Low at its worst in this ZIP code
Heat wave24Relatively Low at its worst in this ZIP code
Tornado24Relatively Low at its worst in this ZIP code
Strong wind23.9Relatively Low at its worst in this ZIP code
River flooding23.4Relatively Low at its worst in this ZIP code
Landslide19.9Very Low at its worst in this ZIP code
Winter weather19.7Relatively Low at its worst in this ZIP code
Hail3.9Very Low at its worst in this ZIP code
Compared with Massachusetts and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPMassachusettsUnited States
Median household income$126,102$101,341$78,538
Income per person$77,591$56,284$43,289
Poverty rate8.4%10%12.4%
Median home value$930,200$525,800$303,400
Median gross rent$2,424$1,687$1,348
Homeownership31.2%62.6%65%
Bachelor's degree or higher74.5%46.6%35%
Unemployment rate3.4%5.1%5.2%
Works from home32.6%16.7%13.5%
Born outside the US23.8%17.7%13.9%
Median age32.84038.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationBOSTON LOGAN INTL AP, MA US8 km away
Rain in a year44 in
Snow in a year49 in

Average high and low by month

January36.8°F / 23.1°F3.39 in rain, 14.3 in snow
February39°F / 24.6°F3.21 in rain, 14.4 in snow
March45.5°F / 31.1°F4.17 in rain, 9 in snow
April56.4°F / 40.8°F3.63 in rain, 1.6 in snow
May66.5°F / 50.3°F3.25 in rain
June76.2°F / 59.7°F3.89 in rain
July82.1°F / 66°F3.27 in rain
August80.4°F / 65.1°F3.23 in rain
September73.1°F / 58.2°F3.56 in rain
October62.1°F / 47.5°F4.03 in rain, 0.2 in snow
November51.6°F / 37.9°F3.66 in rain, 0.7 in snow
December42.2°F / 29.2°F4.3 in rain, 9 in snow
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarket17% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

Somerville School District100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability34more vulnerable than 34% of US census tracts
Socioeconomic status33more vulnerable than 33% of US census tracts
Household characteristics13more vulnerable than 13% of US census tracts
Racial and ethnic minority status48more vulnerable than 48% of US census tracts
Housing type and transport66more vulnerable than 66% of US census tracts
Walkability15.9 out of 20Most walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

02238 Cambridge, MA0.9 km away
02145 Somerville, MA1.2 km away
02138 Cambridge, MA2 km away
02139 Cambridge, MA2 km away
02141 Cambridge, MA2.2 km away
02144 Somerville, MA2.5 km away
02140 Cambridge, MA2.8 km away
02142 Cambridge, MA2.8 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Middlesex County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area1.54 sq mi
Population density16,290 people per sq mi
Latitude, longitude42.3829, -71.1028

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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