Boundary Atlas

ZIP code 13485: Brookfield, NY

ZIP code 13485 is in Madison County (70%), Otsego County (23%) and Chenango County (7.3%), New York, outside any city or Census-designated place. It is in New York's 22nd congressional district (70%) and New York's 19th congressional district (30%). Its state senate districts are State Senate District 53 (77%) and State Senate District 51 (23%); its state house districts are Assembly District 121 (97%) and Assembly District 122 (3.3%).

1,349residents (2020 Census)
42.8 sq miland area
0cities and towns
2congressional districts
6voting precincts

See it on the mapAll of New York

City and county

Outside any city or Census-designated place.


CountyShare of ZIP residents
Madison County70%
Otsego County23%
Chenango County7.3%

Town or county subdivisionShare of ZIP residents
Brookfield town70%
Edmeston town20%
Columbus town7.3%
Plainfield town3.3%

Congressional districts

Congressional districtShare of ZIP residents
New York's 22nd congressional district (NY-22)70%
New York's 19th congressional district (NY-19)30%

This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (NY-22)John W. Mannion (D)202-225-370170%
U.S. Representative (NY-19)Josh Riley (D)202-225-544130%
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 53)Joe Griffo (Republican/Conservative)315-793-907277%
State Senator (State Senate District 51)Peter Oberacker (Republican/Conservative)607-432-552423%
Assembly Member (Assembly District 121)Joe Angelino (Republican/Conservative/Independence)607-648-608097%
Assembly Member (Assembly District 122)Brian Miller (R)315-736-38793.3%

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 ZIP residents
State Senate District 5377%
State Senate District 5123%

State house districtShare of ZIP residents
Assembly District 12197%
Assembly District 1223.3%

Voting precincts

6 voting precincts overlap ZIP 13485. 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:

related_geographies(id="us:zcta:13485")

ZIP 13485 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.