Boundary Atlas

ZIP code 62257: Marissa, IL

ZIP code 62257 is in Marissa (67% of residents), in St. Clair County (84%), Washington County (14%) and Randolph County (1.4%), Illinois. 33% of its residents live outside city limits. It is in Illinois's 12th congressional district. Its state senate districts are State Senate District 58 (91%), State Senate District 55 (5.6%) and State Senate District 57 (3.0%); its state house districts are State House District 115 (91%), State House District 109 (5.6%) and State House District 114 (3.0%).

2,753residents (2020 Census)
80.4 sq miland area
2cities and towns
1congressional district
10voting precincts

See it on the mapAll of Illinois

City and county

City or townShare of ZIP residents
Marissa67%
St. Libory0.4%

CountyShare of ZIP residents
St. Clair County84%
Washington County14%
Randolph County1.4%

Town or county subdivisionShare of ZIP residents
Marissa township79%
Lively Grove township9.7%
Fayetteville township4.2%
Johannisburg township4.0%
Lenzburg township1.3%
Baldwin precinct1.1%
Venedy township0.5%
Tilden precinct0.4%

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)618-472-815891%
State Senator (State Senate District 55)Jason Plummer (R)618-283-30005.6%
State Senator (State Senate District 57)Christopher Belt (Democratic)618-875-12123.0%
State Representative (State House District 115)David Friess (R)618-282-728491%
State Representative (State House District 109)Charlie Meier (R)618-651-04055.6%
State Representative (State House District 114)Kevin Schmidt (R)618-215-10503.0%

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 5891%
State Senate District 555.6%
State Senate District 573.0%

State house districtShare of ZIP residents
State House District 11591%
State House District 1095.6%
State House District 1143.0%

Voting precincts

10 voting precincts overlap ZIP 62257. Map them, with each precinct's share of the ZIP's residents.

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ZIP 62257 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.