Boundary Atlas

ZIP code 02458: Newton, MA

ZIP code 02458 is in Newton, in Middlesex County, Massachusetts. It is in Massachusetts's 4th congressional district. Its state senate district is Norfolk and Middlesex District; its state house districts are 11th Middlesex District (66%) and 10th Middlesex District (34%).

12,817residents (2020 Census)
2.0 sq miland area
1cities and towns
1congressional district
8voting precincts

See it on the mapAll of Massachusetts

City and county

City or townShare of ZIP residents
Newton100%

CountyShare of ZIP residents
Middlesex County100%

Town or county subdivisionShare of ZIP residents
Newton city100%

Congressional district

Congressional districtShare of ZIP residents
Massachusetts's 4th congressional district (MA-04)100%

Elected officials

OfficeMemberContactShare of residents
MayorMarc Laredo617-796-1100100%
U.S. Representative (MA-04)Jake Auchincloss (D)202-225-5931100%
U.S. SenatorEdward J. Markey (D)202-224-2742 · contact formstatewide
U.S. SenatorElizabeth Warren (D)202-224-4543 · contact formstatewide
State Senator (Norfolk and Middlesex District)Cynthia Creem (Democratic)100%
State Representative (11th Middlesex District)Amy Sangiolo (Democratic)66%
State Representative (10th Middlesex District)John Lawn (Democratic)34%

Officials serving now (members of Congress until January 3, 2027). Sources: Mayors: Open States (public domain); 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
Norfolk and Middlesex District100%

State house districtShare of ZIP residents
11th Middlesex District66%
10th Middlesex District34%

Voting precincts

8 voting precincts overlap ZIP 02458. Map them, with each precinct's share of the ZIP's residents.

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ZIP 02458 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.