Boundary Atlas

ZIP code 46574: Walkerton, IN

ZIP code 46574 is in Walkerton (25% of residents), Koontz Lake (20%) and Fish Lake (13%), in St. Joseph County (38%), Starke County (24%), Marshall County (21%) and LaPorte County (18%), Indiana. 43% of its residents live outside city limits. It is in Indiana's 2nd congressional district. Its state senate district is State Senate District 8; its state house districts are State House District 20 (42%), State House District 7 (38%) and State House District 17 (21%).

8,377residents (2020 Census)
97.5 sq miland area
4cities and towns
1congressional district
13voting precincts

See it on the mapAll of Indiana

City and county

City or townShare of ZIP residents
Walkerton25%
Koontz Lake20%
Fish Lake13%
Teegarden0.4%

CountyShare of ZIP residents
St. Joseph County38%
Starke County24%
Marshall County21%
LaPorte County18%

Town or county subdivisionShare of ZIP residents
Lincoln township34%
Oregon township24%
Polk township21%
Lincoln township16%
Liberty township4.2%
Johnson township2.3%
Union township0.2%

Congressional district

Congressional districtShare of ZIP residents
Indiana's 2nd congressional district (IN-02)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (IN-02)Rudy Yakym III (R)202-225-3915100%
U.S. SenatorJim Banks (R)202-224-4814statewide
U.S. SenatorTodd Young (R)202-224-5623 · contact formstatewide
State Senator (State Senate District 8)Mike Bohacek (R)100%
State Representative (State House District 20)Jim Pressel (R)42%
State Representative (State House District 7)Jake Teshka (R)38%
State Representative (State House District 17)Jack Jordan (R)21%

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 8100%

State house districtShare of ZIP residents
State House District 2042%
State House District 738%
State House District 1721%

Voting precincts

13 voting precincts overlap ZIP 46574. Map them, with each precinct's share of the ZIP's residents.

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ZIP 46574 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.