Boundary Atlas

ZIP code 62363: Pittsfield, IL

ZIP code 62363 is in Pittsfield (73% of residents) and Detroit (1.3%), in Pike County, Illinois. 25% of its residents live outside city limits. It is in Illinois's 15th congressional district. Its state senate district is State Senate District 50; its state house district is State House District 100.

5,726residents (2020 Census)
154.2 sq miland area
3cities and towns
1congressional district
11voting precincts

See it on the mapAll of Illinois

City and county

City or townShare of ZIP residents
Pittsfield73%
Detroit1.3%
Florence0.3%

CountyShare of ZIP residents
Pike County100%

Town or county subdivisionShare of ZIP residents
Pittsfield township70%
Newburg township15%
Detroit township4.6%
Martinsburg township3.7%
Hardin township2.9%
Atlas township1.7%
Montezuma township0.9%
Derry township0.5%

Congressional district

Congressional districtShare of ZIP residents
Illinois's 15th congressional district (IL-15)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 50100%

State house districtShare of ZIP residents
State House District 100100%

Voting precincts

11 voting precincts overlap ZIP 62363. 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:62363")

ZIP 62363 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.