Boundary Atlas

ZIP code 06409: Essex, CT

ZIP code 06409 is in Essex Village (1.9% of residents), in Lower Connecticut River Valley Planning Region, Connecticut. 98% of its residents live outside city limits. It is in Connecticut's 2nd congressional district. Its state senate district is State Senate District 33; its state house district is State House District 36.

686residents (2020 Census)
1.2 sq miland area
1cities and towns
1congressional district
1voting precincts

See it on the mapAll of Connecticut

City and county

City or townShare of ZIP residents
Essex Village1.9%

CountyShare of ZIP residents
Lower Connecticut River Valley Planning Region100%

Town or county subdivisionShare of ZIP residents
Essex town100%

Congressional district

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

State legislative districts

State senate districtShare of ZIP residents
State Senate District 33100%

State house districtShare of ZIP residents
State House District 36100%

Voting precincts

1 voting precinct overlap ZIP 06409. Map them, with each precinct's share of the ZIP's residents.

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Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:zcta:06409")

ZIP 06409 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code; PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.