Boundary Atlas

Willimantic, Connecticut

Willimantic is a Census-designated place (an unincorporated community) in Southeastern Connecticut Planning Region, Connecticut, with 18,149 residents in 2020. It is in Connecticut's 2nd congressional district. Its state senate district is State Senate District 29; its state house district is State House District 49.

18,149residents (2020 Census)
5.4 sq miland area
3ZIP codes
1congressional district

County

CountyShare of residents
Southeastern Connecticut Planning Region100%

Congressional district

Congressional districtShare of residents
Connecticut's 2nd congressional district (CT-02)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (CT-02)Joe Courtney (D)202-225-2076100%
U.S. SenatorChristopher Murphy (D)202-224-4041 · contact formstatewide
U.S. SenatorRichard Blumenthal (D)202-224-2823 · contact formstatewide
State Senator (State Senate District 29)Mae Flexer (Democratic)100%
State Representative (State House District 49)Susan Johnson (Democratic)100%

Officials serving now (members of Congress until January 3, 2027). Sources: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).

Local government

State legislative districts

State senate districtShare of residents
State Senate District 29100%

State house districtShare of residents
State House District 49100%

ZIP codes

Percentages mark ZIPs only partly in Willimantic: the share of that ZIP's residents living in it.

Get this in your AI agent

Your agent can get Willimantic's counties and districts with shares, its ZIP codes (level='zcta'), and its boundary as GeoJSON (get_boundaries). Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:place:0985810")

Willimantic here is the Census Bureau's place boundary as of January 1, 2025 (a Census-designated place, which has no municipal government). Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.