Boundary Atlas

ZIP code 01085: Westfield, MA

ZIP code 01085 is in Westfield (98% of residents), in Hampden County, Massachusetts. It is in Massachusetts's 1st congressional district. Its state senate district is Hampden and Hampshire District; its state house districts are 4th Hampden District (90%), 6th Hampden District (8.6%) and 3rd Hampden District (1.7%).

41,529residents (2020 Census)
59.7 sq miland area
1cities and towns
1congressional district
13voting precincts

See it on the mapAll of Massachusetts

City and county

City or townShare of ZIP residents
Westfield98%

CountyShare of ZIP residents
Hampden County100%

Town or county subdivisionShare of ZIP residents
Westfield city98%
Montgomery town1.7%

Congressional district

Congressional districtShare of ZIP residents
Massachusetts's 1st congressional district (MA-01)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (MA-01)Richard E. Neal (D)202-225-5601100%
U.S. SenatorEdward J. Markey (D)202-224-2742 · contact formstatewide
U.S. SenatorElizabeth Warren (D)202-224-4543 · contact formstatewide
State Senator (Hampden and Hampshire District)John Velis (Democratic)100%
State Representative (4th Hampden District)Kelly Pease (R)90%
State Representative (6th Hampden District)Mike Finn (Democratic)413-363-19658.6%
State Representative (3rd Hampden District)Nick Boldyga (R)1.7%

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
Hampden and Hampshire District100%

State house districtShare of ZIP residents
4th Hampden District90%
6th Hampden District8.6%
3rd Hampden District1.7%

Voting precincts

13 voting precincts overlap ZIP 01085. Map them, with each precinct's share of the ZIP's residents.

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ZIP 01085 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.