Boundary Atlas

ZIP code 12304: Schenectady, NY

ZIP code 12304 is in Schenectady (77% of residents), Niskayuna (7.5%) and Rotterdam (2.1%), in Schenectady County (87%) and Albany County (13%), New York. 13% of its residents live outside city limits. It is in New York's 20th congressional district. Its state senate districts are State Senate District 44 (85%), State Senate District 43 (13%) and State Senate District 46 (2.1%); its state house districts are Assembly District 110 (61%) and Assembly District 111 (39%).

21,513residents (2020 Census)
6.7 sq miland area
3cities and towns
1congressional district
19voting precincts

See it on the mapAll of New York

City and county

City or townShare of ZIP residents
Schenectady77%
Niskayuna7.5%
Rotterdam2.1%

CountyShare of ZIP residents
Schenectady County87%
Albany County13%

Town or county subdivisionShare of ZIP residents
Schenectady city77%
Colonie town13%
Niskayuna town7.5%
Rotterdam town2.1%

Congressional district

Congressional districtShare of ZIP residents
New York's 20th congressional district (NY-20)100%

Elected officials

OfficeMemberContactShare of residents
MayorGary McCarthy77%
U.S. Representative (NY-20)Paul Tonko (D)202-225-5076100%
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 44)Jim Tedisco (Republican/Conservative)518-885-182985%
State Senator (State Senate District 43)Jake Ashby (Republican/Conservative)518-371-275113%
State Senator (State Senate District 46)Pat Fahy (Democratic)518-842-21592.1%
Assembly Member (Assembly District 110)Phil Steck (Democratic)518-377-090261%
Assembly Member (Assembly District 111)Angelo Santabarbara (Democratic)518-843-022739%

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 ZIP residents
State Senate District 4485%
State Senate District 4313%
State Senate District 462.1%

State house districtShare of ZIP residents
Assembly District 11061%
Assembly District 11139%

Voting precincts

19 voting precincts overlap ZIP 12304. Map them, with each precinct's share of the ZIP's residents.

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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 12304 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.