Boundary Atlas

ZIP code 62274: Pinckneyville, IL

ZIP code 62274 is in Pinckneyville (66% of residents), in Perry County (100%) and Jackson County (<0.1%), Illinois. 34% of its residents live outside city limits. It is in Illinois's 12th congressional district. Its state senate district is State Senate District 58; its state house district is State House District 115.

7,673residents (2020 Census)
142.8 sq miland area
1cities and towns
1congressional district
11voting precincts

See it on the mapAll of Illinois

City and county

City or townShare of ZIP residents
Pinckneyville66%

CountyShare of ZIP residents
Perry County100%
Jackson County<0.1%

Town or county subdivisionShare of ZIP residents
Pinckneyville No. 7 precinct31%
Pinckneyville No. 8 precinct12%
Pinckneyville No. 3 precinct8.8%
Pinckneyville No. 4 precinct8.7%
Pinckneyville No. 5 precinct8.6%
Pinckneyville No. 1 precinct8.3%
Beaucoup precinct7.7%
Pinckneyville No. 2 precinct7.7%
Pinckneyville No. 6 precinct7.2%
Ora township<0.1%
Willisville precinctland only

Congressional district

Congressional districtShare of ZIP residents
Illinois's 12th congressional district (IL-12)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (IL-12)Mike Bost (R)202-225-5661100%
U.S. SenatorRichard J. Durbin (D)202-224-2152 · contact formstatewide
U.S. SenatorTammy Duckworth (D)202-224-2854 · contact formstatewide
State Senator (State Senate District 58)Terri Bryant (R)618-472-8158100%
State Representative (State House District 115)David Friess (R)618-282-7284100%

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 58100%

State house districtShare of ZIP residents
State House District 115100%

Voting precincts

11 voting precincts overlap ZIP 62274. 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:62274")

ZIP 62274 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.