Boundary Atlas

Brookhaven, New York

Brookhaven is a Census-designated place (an unincorporated community) in Suffolk County, New York, with 3,330 residents in 2020. It is in New York's 2nd congressional district. Its state senate district is State Senate District 3; its state house district is Assembly District 3.

3,330residents (2020 Census)
5.8 sq miland area
2ZIP codes
1congressional district

County

CountyShare of residents
Suffolk County100%

Congressional district

Congressional districtShare of residents
New York's 2nd congressional district (NY-02)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (NY-02)Andrew R. Garbarino (R)202-225-7896100%
U.S. SenatorCharles E. Schumer (D)202-224-6542 · contact formstatewide
U.S. SenatorKirsten E. Gillibrand (D)202-224-4451 · contact formstatewide
State Senator (State Senate District 3)Dean Murray (Republican/Conservative)631-360-3356100%
Assembly Member (Assembly District 3)Joe DeStefano (Republican/Conservative)631-207-0073100%

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
State Senate District 3100%

State house districtShare of residents
Assembly District 3100%

ZIP codes

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

Get this in your AI agent

Your agent can get Brookhaven'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:3609000")

Brookhaven 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.