Willimantic, CT ZIP codes

3 ZIP/ZCTAs intersecting this Census place (CDP) in Windham County.

ACS 2023 population

17,774

Median household income

$41,972

Median home value

$180,600

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Willimantic (GEOID 0985810). Methodology

Combined population of ZIP/ZCTAs intersecting this place: 24,043 (3 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 Willimantic, CT

Census place boundary and intersecting ZIP Code Tabulation Areas for Willimantic, CT — Census place boundary for Willimantic, CT. 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 Willimantic

Population overlap

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

0622692.9%
USPS primary city
0625612.3%
062801.0%

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 Willimantic

ZIP	City	County	Population	Income
06226	Willimantic	Windham County	19,068	$44,103
06256	North Windham	Windham County	1,796	$72,386
06280	Windham	Windham County	3,179	$73,488