Boundary Atlas

ZIP code 05446: Colchester, VT

ZIP code 05446 is in Chittenden County, Vermont, outside any city or Census-designated place. It is in Vermont's at-large congressional district. Its state senate districts are Grand Isle Senatorial District (92%) and Chittenden Central Senatorial District (8.1%); its state house districts are Chittenden-19 State House District (54%), Chittenden-20 State House District (46%), Chittenden-21 State House District (0.1%) and Chittenden-23 State House District (<0.1%).

16,081residents (2020 Census)
36.6 sq miland area
1cities and towns
1congressional district
5voting precincts

See it on the mapAll of Vermont

City and county

City or townShare of ZIP residents
Winooski0.1%

CountyShare of ZIP residents
Chittenden County100%

Town or county subdivisionShare of ZIP residents
Colchester town100%
Winooski city0.1%
Essex town<0.1%

Congressional district

Congressional districtShare of ZIP residents
Vermont's at-large congressional district (VT-AL)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (VT-AL)Becca Balint (D)202-225-4115100%
U.S. SenatorBernard Sanders (I)202-224-5141 · contact formstatewide
U.S. SenatorPeter Welch (D)202-224-4242 · contact formstatewide
State Representative (Chittenden-19 State House District)Sarita Austin (Democratic)54%
State Representative (Chittenden-19 State House District)Wendy Critchlow (Democratic)54%
State Representative (Chittenden-20 State House District)Doug Bishop (Democratic)46%
State Representative (Chittenden-20 State House District)Gayle Pezzo (Democratic)46%
State Representative (Chittenden-21 State House District)Chloe Tomlinson (Democratic/Progressive)0.1%
State Representative (Chittenden-21 State House District)Daisy Berbeco (Democratic)0.1%
State Representative (Chittenden-23 State House District)Leonora Dodge (Democratic)<0.1%
State Representative (Chittenden-23 State House District)Rey Garofano (Democratic)<0.1%

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 ZIP residents
Grand Isle Senatorial District92%
Chittenden Central Senatorial District8.1%

State house districtShare of ZIP residents
Chittenden-19 State House District54%
Chittenden-20 State House District46%
Chittenden-21 State House District0.1%
Chittenden-23 State House District<0.1%

Voting precincts

5 voting precincts overlap ZIP 05446. Map them, with each precinct's share of the ZIP's residents.

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ZIP 05446 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.