Boundary Atlas

ZIP code 62059: Brooklyn, IL

ZIP code 62059 is in Brooklyn, in St. Clair County, Illinois. It is in Illinois's 13th congressional district. Its state senate district is State Senate District 57; its state house district is State House District 113.

631residents (2020 Census)
0.7 sq miland area
1cities and towns
1congressional district
1voting precincts

See it on the mapAll of Illinois

City and county

City or townShare of ZIP residents
Brooklyn100%

CountyShare of ZIP residents
St. Clair County100%

Town or county subdivisionShare of ZIP residents
Stites township100%

Congressional district

Congressional districtShare of ZIP residents
Illinois's 13th congressional district (IL-13)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 57100%

State house districtShare of ZIP residents
State House District 113100%

Voting precincts

1 voting precinct overlap ZIP 62059. 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:

related_geographies(id="us:zcta:62059")

ZIP 62059 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.