Postal Codes

02145 ZIP Code

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ZIP code 02145 covers Somerville, Massachusetts, with a population of about 27,929 and a median household income of $119,167.

Population
27,92920,083 per square mile
Median age
33.25.5 points below the US average
Median household income
$119,1671.2× the Massachusetts median
Poverty rate
10.7%1.7 points below the US average
Typical home value
$840,829up 11.7% in five years
Median rent
$2,3771.4× the Massachusetts median
Degree or higher
55.3%20.3 points above the US average
Homeownership
34.3%30.7 points below the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
436

Where 02145 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

Population27,929
Median age33.2
Family households45.8%
Born outside the US33%
Speaks a language other than English at home41%
White (non-Hispanic)58.2%
Black (non-Hispanic)6.1%
Asian (non-Hispanic)11.5%
Hispanic or Latino17.5%
Veterans1.7%
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$119,167
Income per person$63,125
Poverty rate10.7%
Households on SNAP or cash assistance11.6%

Household income distribution

Under $10k3.5%
$10–15k3.5%
$15–20k4.5%
$20–25k2.1%
$25–30k1.9%
$30–35k1.8%
$35–40k1.2%
$40–45k1.0%
$45–50k2.8%
$50–60k3.6%
$60–75k6.3%
$75–100k8.6%
$100–125k11.5%
$125–150k8.6%
$150–200k14.6%
$200k or more24.4%

Income as declared to the IRS

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

Tax returns filed15,300
Mean adjusted gross income$90,574
Returns declaring $200,000 or more9%
Returns, under $25k19.7%
Returns, $25k–$50k21.8%
Returns, $50k–$75k19.6%
Returns, $75k–$100k12.5%
Returns, $100k–$200k17.5%
Returns, $200k or more9.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$784,900
Median gross rent$2,377
Rent as a share of household income25.2%
Owner-occupied34.3%
Vacant homes5.7%
Median year built1938

What the homes are

Detached house13.4%
Attached house7%
2 to 4 units47.7%
5 to 19 units13.1%
20 or more units18.3%
Mobile home0.4%
Boat, RV or van0%
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$840,829as of 2026-07
Typical home value, 1 yearup 0.5%
Typical home value, 5 yearsup 11.7%
Typical home value, 10 yearsup 53.1%
Typical asking rent$3,402as of 2026-07
Typical asking rent, 1 yearup 5.3%
Typical asking rent, 5 yearsup 30.9%
Typical asking rent, 10 yearsup 50.6%
Typical home value since 2000
201620212026$840,829$549,127

$549,127 in 2016 to $840,829 in 2026.

Typical asking rent
201620212026$3,402$2,259

$2,259 in 2016 to $3,402 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate2.5%
Bachelor's degree or higher55.3%
High school diploma or higher88.8%
Works from home25.1%
Drives to work alone35.7%
Takes public transport19%
Commutes 45 minutes or more22.1%
Health

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

Obesity25.4% 8 pts below the national average of 33.4%
Diagnosed diabetes6.9% 5.1 pts below the national average of 12%
Currently smokes10.5% 2.7 pts below the national average of 13.2%
High blood pressure22.4% 11.7 pts below the national average of 34.1%
Fair or poor general health14.6% 5.7 pts below the national average of 20.3%
No health insurance (18–64)5.9% 5.4 pts below the national average of 11.3%
Depression26.3% 4.4 pts above the national average of 21.9%
No leisure-time physical activity19.1% 6.3 pts below the national average of 25.4%
Arthritis17.2% 7.9 pts below the national average of 25.1%
Binge drinking19.2% 3.2 pts above the national average of 16%
Taking blood pressure medication64.1% 10.6 pts below the national average of 74.7%
Cancer (non-skin)5.1% 2.6 pts below the national average of 7.7%
Current asthma11.8% 1.4 pts above the national average of 10.4%
Coronary heart disease3.6% 2.6 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 screening86.9% 1 pts above the national average of 85.9%
Cognitive disability15.2% same as the national average of 14.8%
Colorectal screening68% 3.7 pts above the national average of 64.3%
COPD4% 2.6 pts below the national average of 6.6%
Visited a dentist67.6% 6.3 pts above the national average of 61.3%
Any disability24.8% 5.9 pts below the national average of 30.7%
Lacks emotional support23.7% 1.1 pts below the national average of 24.8%
Food insecurity13.7% 3.4 pts below the national average of 17.1%
Received food stamps15.2% 0.9 pts above the national average of 14.3%
Hearing disability4.1% 2.6 pts below the national average of 6.7%
High cholesterol28.8% 7.4 pts below the national average of 36.2%
Housing insecurity12.9% 0.9 pts below the national average of 13.8%
Independent living disability7.1% 1.3 pts below the national average of 8.4%
Lacks transport9.1% same as the national average of 9.2%
Loneliness37.5% 3.1 pts above the national average of 34.4%
Mammography use83.1% 7.2 pts above the national average of 75.9%
Poor mental health (14+ days)17.7% 0.9 pts above the national average of 16.8%
Mobility disability8.3% 5.7 pts below the national average of 14%
Poor physical health (14+ days)9.9% 3.6 pts below the national average of 13.5%
Self-care disability2.5% 1.5 pts below the national average of 4%
Utility shut-off threat7.6% 1.2 pts below the national average of 8.8%
Sleeps under 7 hours33.8% 2.6 pts below the national average of 36.4%
Stroke2% 1.4 pts below the national average of 3.4%
All natural teeth lost11% 2 pts below the national average of 13%
Vision disability3.8% 1.8 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments436
People employed6,261
Annual payroll$380,760,000
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 6.3% of US census tracts
FEMA ratingVery Low to Relatively Low across the 12 census tracts this ZIP code covers
Expected annual loss6.8 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.

Hurricane60.5Relatively Low at its worst in this ZIP code
Earthquake40Relatively Low at its worst in this ZIP code
Ice storm35.9Relatively Low at its worst in this ZIP code
Coastal flooding30.2Relatively Low at its worst in this ZIP code
Cold wave25.7Relatively Low at its worst in this ZIP code
Lightning23.7Relatively Low at its worst in this ZIP code
Strong wind19.5Relatively Low at its worst in this ZIP code
River flooding19.3Relatively Moderate at its worst in this ZIP code
Heat wave18.8Relatively Low at its worst in this ZIP code
Winter weather18Relatively Low at its worst in this ZIP code
Landslide16.6Very Low at its worst in this ZIP code
Tornado15.2Very Low at its worst in this ZIP code
Hail2Very 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$119,167$101,341$78,538
Income per person$63,125$56,284$43,289
Poverty rate10.7%10%12.4%
Median home value$784,900$525,800$303,400
Median gross rent$2,377$1,687$1,348
Homeownership34.3%62.6%65%
Bachelor's degree or higher55.3%46.6%35%
Unemployment rate2.5%5.1%5.2%
Works from home25.1%16.7%13.5%
Born outside the US33%17.7%13.9%
Median age33.24038.7
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 US7.5 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 supermarket20% 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 District99.9% 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 vulnerability38more vulnerable than 38% of US census tracts
Socioeconomic status34more vulnerable than 34% of US census tracts
Household characteristics21more vulnerable than 21% of US census tracts
Racial and ethnic minority status56more vulnerable than 56% of US census tracts
Housing type and transport64more vulnerable than 64% of US census tracts
Walkability15.6 out of 20Most walkable
Nearby ZIP codes

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

02143 Somerville, MA1.2 km away
02238 Cambridge, MA2 km away
02141 Cambridge, MA2.6 km away
02144 Somerville, MA2.6 km away
02129 Charlestown, MA2.9 km away
02139 Cambridge, MA3 km away
02138 Cambridge, MA3.1 km away
02155 Medford, MA3.2 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 area1.39 sq mi
Water area0.09 sq mi
Population density20,083 people per sq mi
Latitude, longitude42.3907, -71.0929

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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