Belmont, MA ZIP codes

2 ZIP/ZCTAs intersecting this Census place (CDP) in Middlesex County.

ACS 2023 population

27,009

Median household income

$178,188

Median home value

$1,108,800

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Belmont (GEOID 2505105). Methodology

Combined population of ZIP/ZCTAs intersecting this place: 65,043 (2 ZIPs).

Combined population of ZIP/ZCTAs intersecting this place. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census place ACS headline above. Methodology

Map of Belmont, MA

Census place boundary and intersecting ZIP Code Tabulation Areas for Belmont, MA — Census place boundary for Belmont, MA. Intersecting ZCTAs may extend past the city limit. Not a USPS city limit. Boundaries: U.S. Census Bureau. Methodology · Data sources

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ZIP/ZCTA overlap with Belmont

Population overlap

Share of each ZIP/ZCTA’s population located within Belmont, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.

021380.0%
02478100.0%
USPS primary city

ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

ZIP codes intersecting Belmont

ZIP	City	County	Population	Income
02138	Cambridge	Middlesex County	38,077	$122,040
02478	Belmont	Middlesex County	26,966	$177,790