Boundary Atlas

Raritan, New Jersey

Raritan is a borough in Somerset County, New Jersey, with 7,835 residents in 2020. It is in New Jersey's 7th congressional district. Its state senate district is State Senate District 23; its state house district is Assembly District 23.

7,835residents (2020 Census)
2.0 sq miland area
1ZIP codes
1congressional district

County

CountyShare of residents
Somerset County100%

Congressional district

Congressional districtShare of residents
New Jersey's 7th congressional district (NJ-07)100%

Elected officials

OfficeMemberContactShare of residents
MayorNicolas J. Carracitywide
U.S. Representative (NJ-07)Thomas H. Kean, Jr. (R)202-225-5361100%
U.S. SenatorAndy Kim (D)202-224-4744statewide
U.S. SenatorCory A. Booker (D)202-224-3224 · contact formstatewide
State Senator (State Senate District 23)Doug Steinhardt (R)908-835-0552100%
Assembly Member (Assembly District 23)Erik Peterson (R)908-238-0251100%
Assembly Member (Assembly District 23)John DiMaio (R)908-684-9550100%

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
State Senate District 23100%

State house districtShare of residents
Assembly District 23100%

ZIP codes

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

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Your agent can get Raritan'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:3461980")

Raritan 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.