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Zip Code 02143 — Somerville, MA

02143 is a ZIP Code associated with Somerville, MA, located within Middlesex. The postal region supports an estimated population of 25,513 residents across Data Pending housing units, with a population density of 6,377.6 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (42.381420, -71.096770)

Data Metric	Local Statistic
Postal / Zip Code	02143
Primary City	Somerville
State / Province	MA
County	Middlesex
Total Population	25,513
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	6,377.6 people/sq mi
Timezone	America/New_York

How 02143 Compares

Metric	ZIP 02143	Middlesex County	MA State Average
Population	25,513	1,629,277	7,043,978
Median Income	Data Pending	N/A	N/A
Population Density	6,377.6 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 02145	Somerville	0.8 mi	27,495	N/A
Zip 02141	Cambridge	1.1 mi	14,517	N/A
Zip 02139	Cambridge	1.4 mi	40,033	N/A
Zip 02142	Cambridge	1.5 mi	4,737	N/A
Zip 02163	Boston	1.7 mi	1,817	N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →