Boundary Atlas

ZIP code 02127: Boston, MA

ZIP code 02127 is in Boston, in Suffolk County, Massachusetts. It is in Massachusetts's 8th congressional district. Its state senate district is First Suffolk District; its state house districts are 4th Suffolk District (100%) and 9th Suffolk District (0.5%).

37,939residents (2020 Census)
2.1 sq miland area
1cities and towns
1congressional district
19voting precincts

See it on the mapAll of Massachusetts

City and county

City or townShare of ZIP residents
Boston100%

CountyShare of ZIP residents
Suffolk County100%

Town or county subdivisionShare of ZIP residents
Boston city100%

Congressional district

Congressional districtShare of ZIP residents
Massachusetts's 8th congressional district (MA-08)100%
Massachusetts's 7th congressional district (MA-07)land only

Elected officials

OfficeMemberContactShare of residents
MayorMichelle Wu617-635-4500100%
U.S. Representative (MA-08)Stephen F. Lynch (D)202-225-8273100%
U.S. Representative (MA-07)Ayanna Pressley (D)202-225-5111<0.1%
U.S. SenatorEdward J. Markey (D)202-224-2742 · contact formstatewide
U.S. SenatorElizabeth Warren (D)202-224-4543 · contact formstatewide
State Senator (First Suffolk District)Nick Collins (Democratic)100%
State Representative (4th Suffolk District)David Biele (Democratic)100%
State Representative (9th Suffolk District)John Moran (Democratic)0.5%

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
First Suffolk District100%

State house districtShare of ZIP residents
4th Suffolk District100%
9th Suffolk District0.5%

Voting precincts

19 voting precincts overlap ZIP 02127. 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:

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ZIP 02127 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.