Boundary Atlas

Bellmore, New York

Bellmore is a Census-designated place (an unincorporated community) in Nassau County, New York, with 16,297 residents in 2020. It is in New York's 4th congressional district. Its state senate district is State Senate District 5; its state house district is Assembly District 14.

16,297residents (2020 Census)
2.4 sq miland area
1ZIP codes
1congressional district

County

CountyShare of residents
Nassau County100%

Congressional district

Congressional districtShare of residents
New York's 4th congressional district (NY-04)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (NY-04)Laura Gillen (D)202-225-5516100%
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 5)Steve Rhoads (Republican/Conservative)516-882-0630100%
Assembly Member (Assembly District 14)Dave McDonough (R)516-409-2070100%

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 5100%

State house districtShare of residents
Assembly District 14100%

ZIP codes

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

Get this in your AI agent

Your agent can get Bellmore'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:3605738")

Bellmore 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.