ZIP code 11789: Sound Beach, NY

ZIP code 11789 is in Sound Beach (97% of residents) and Rocky Point (3.0%), in Suffolk County, New York. It is in New York's 1st congressional district. Its state senate district is State Senate District 1; its state house district is Assembly District 2.

7,640residents (2020 Census)

1.7 sq miland area

2cities and towns

1congressional district

7voting precincts

See it on the map All of New York

City and county

City or town	Share of ZIP residents
Sound Beach	97%
Rocky Point	3.0%

County	Share of ZIP residents
Suffolk County	100%

Town or county subdivision	Share of ZIP residents
Brookhaven town	100%

Congressional district

Congressional district	Share of ZIP residents
New York's 1st congressional district (NY-01)	100%

Elected officials

Office	Member	Contact	Share of residents
U.S. Representative (NY-01)	Nick LaLota (R)	202-225-3826	100%
U.S. Senator	Charles E. Schumer (D)	202-224-6542 · contact form	statewide
U.S. Senator	Kirsten E. Gillibrand (D)	202-224-4451 · contact form	statewide
State Senator (State Senate District 1)	Tony Palumbo (R)	631-461-9100	100%
Assembly Member (Assembly District 2)	Jodi Giglio (Republican/Conservative)	631-727-0204	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

Sound Beach laws: search for the Sound Beach, New York code of ordinances
Rocky Point laws: search for the Rocky Point, New York code of ordinances
Suffolk County website: https://suffolkcountyny.gov/
Suffolk County laws: search for the Suffolk County, New York code of ordinances

State legislative districts

State senate district	Share of ZIP residents
State Senate District 1	100%

State house district	Share of ZIP residents
Assembly District 2	100%

Voting precincts

7 voting precincts overlap ZIP 11789. Map them, with each precinct's share of the ZIP's residents.

Get this in your AI agent

Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

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ZIP 11789 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code; PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.