Boundary Atlas

Cedar Crest, Massachusetts

Cedar Crest is a Census-designated place (an unincorporated community) in Plymouth County, Massachusetts, with 2,230 residents in 2020. It is in Massachusetts's 9th congressional district. Its state senate district is First Plymouth and Norfolk District; its state house district is 4th Plymouth District.

2,230residents (2020 Census)
1.5 sq miland area
1ZIP codes
1congressional district

County

CountyShare of residents
Plymouth County100%

Congressional district

Congressional districtShare of residents
Massachusetts's 9th congressional district (MA-09)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (MA-09)William R. Keating (D)202-225-3111100%
U.S. SenatorEdward J. Markey (D)202-224-2742 · contact formstatewide
U.S. SenatorElizabeth Warren (D)202-224-4543 · contact formstatewide
State Senator (First Plymouth and Norfolk District)Patrick O'Connor (R)100%
State Representative (4th Plymouth District)Patrick Kearney (Democratic)100%

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 residents
First Plymouth and Norfolk District100%

State house districtShare of residents
4th Plymouth District100%

ZIP codes

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

Get this in your AI agent

Your agent can get Cedar Crest'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:2511945")

Cedar Crest here is the Census Bureau's place boundary as of January 1, 2025 (a Census-designated place, which has no municipal government). Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.