Boundary Atlas

Worcester, Massachusetts

Worcester is a city in Worcester County, Massachusetts, with 206,518 residents in 2020. It is in Massachusetts's 2nd congressional district. It spans 3 state senate and 5 state house districts.

206,518residents (2020 Census)
37.4 sq miland area
9ZIP codes
1congressional district

County

CountyShare of residents
Worcester County100%

Congressional district

Congressional districtShare of residents
Massachusetts's 2nd congressional district (MA-02)100%

Elected officials

OfficeMemberContactShare of residents
MayorJoseph Pettycitywide
U.S. Representative (MA-02)James P. McGovern (D)202-225-6101100%
U.S. SenatorEdward J. Markey (D)202-224-2742 · contact formstatewide
U.S. SenatorElizabeth Warren (D)202-224-4543 · contact formstatewide
State Senator (First Worcester District)Robyn Kennedy (Democratic)63%
State Senator (Second Worcester District)Mike Moore (Democratic)508-757-0323 ext. 1327%
State Senator (Worcester and Hampshire District)Peter Durant (R)9.5%
State Representative (13th Worcester District)John Mahoney (Democratic)22%
State Representative (16th Worcester District)Dan Donahue (Democratic)22%
State Representative (15th Worcester District)Mary Keefe (Democratic)21%
State Representative (17th Worcester District)David LeBoeuf (Democratic)18%
State Representative (14th Worcester District)Jim O'Day (Democratic)17%

From Wikidata (community-maintained); confirm on the city's website.

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); Mayors: Wikidata (CC0).

Local government

State legislative districts

State senate districtShare of residents
First Worcester District63%
Second Worcester District27%
Worcester and Hampshire District9.5%

State house districtShare of residents
13th Worcester District22%
16th Worcester District22%
15th Worcester District21%
17th Worcester District18%
14th Worcester District17%

ZIP codes

Percentages mark ZIPs only partly in Worcester: the share of that ZIP's residents living in it.

Get this in your AI agent

Your agent can get Worcester's counties and districts with shares, its ZIP codes (level='zcta'), and its boundary as GeoJSON (get_boundaries). Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:place:2582000")

Worcester here is the Census Bureau's place boundary as of January 1, 2025. Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.