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Somerville city, MA

ZIP Code 02145 — Somerville city, MA Demographics & Data

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Upper Middle ClassLow Snow AreaRemote Work Hub

Map, Quick Facts & Location

Quick Facts

Local time
Population
27,929
Median Income
$119,167
+59% vs US avg
Home Value
$784,900
+125% vs US avg
Median Rent
$2,221
+91% vs US avg
Median Age
33.2 yrs
-15% vs US avg
Area Code
Congress
Top Ancestry
IrishItalianEnglish
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Location
Coordinates
42.3916, -71.0899
Elevation
12 ft
Land Area
1.4 sq mi
Water Area
0.1 sq mi (6% water)

At a glance

Population
27,929
Density
N/A
Median income
$119,167
+59% vs US avg
Home value
$784,900
+125% vs US avg
Median rent
$2,221
+91% vs US avg
Timezone

Overview of ZIP Code 02145

UniversityUniversity / college area
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What to know about ZIP 02145

ZIP code 02145 covers Somerville, MA in Middlesex County with a population of about 27,929.

At a glance, the area shows median age of 33.2 versus a U.S. median of about 38.9.

It sits in telephone area codes 617, 857; U.S. House district MA-7; the BOSTON (MANCHESTER) media market.

Local search focus: University

Somerville, MA sits in a university / college context (near cambridge college (1.1 mi)). Expect stronger interest in student housing, rentals, walkability, transit, and a younger adult age mix versus typical suburban ZIPs.

Income and economy in Somerville, MA

Median household income in ZIP 02145 is about $119,167 — about 59% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 10.7%; unemployment rate near 2.5%; 55.3% of adults with a bachelor’s degree or higher (about 21.6 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Professional services, Healthcare, and Education; about 25.1% of workers reporting work-from-home (about 9.9 points above the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Housing and affordability in ZIP 02145

Median home value is about $784,900 — about 125% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $2,221 (about 91% above the U.S. median rent ($1,163)), and owner-occupancy near 34.3% (about 31.1 points below the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 02145 in Somerville, MA, a household would need roughly $216,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $5,042. That is about 81% above the local median household income ($119,167), so the median earner would likely stretch or need a larger down payment. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

Climate risk and migration signals

FEMA’s National Risk Index rates natural-hazard risk for Somerville city, MA as Relatively High (composite score 96.9), which is among the highest nationally. The strongest component scores on US5 are flood (98.5) and hurricane (95.5). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.

Climate normals for Somerville city, MA show little to no average snow and around 43.6 inches of annual precipitation.

IRS migration statistics show a net inflow of about 1,318 for ZIP 02145 (Somerville city, MA) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.

Nearby (from this ZIP)

Airport BOS (4.7 miles (7.5 km)) · Cambridge College (1.1 miles (1.8 km)) · Longfellow House Washington's Headquarters National Historic Site (2.1 miles (3.4 km)) · VA: Causeway OPC (2.4 miles (3.8 km))

Full lists and map pins are in the Infrastructure section below.