Watertown, MA ZIP codes

1 ZIP/ZCTA intersecting this Census place in Middlesex County.

ACS 2023 population

35,270

Median household income

$123,422

Median home value

$737,600

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Watertown (GEOID 2573440). Methodology

Combined population of ZIP/ZCTAs intersecting this place: 35,317 (1 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 Watertown, MA

Census place boundary and intersecting ZIP Code Tabulation Areas for Watertown, MA — Census place boundary for Watertown, 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 Watertown

Population overlap

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

0247299.8%
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 Watertown

ZIP	City	County	Population	Income
02472	Watertown	Middlesex County	35,317	$123,383

USPS associates these ZIPs with Watertown

These codes list Watertown as a primary or acceptable city. They are not used for the ACS headline.

ZIP	City	County	Population	Income
02471	Watertown	Middlesex County	273	—
02477	Watertown	Middlesex County	—	—