Boundary Atlas

ZIP code 46157: Monrovia, IN

ZIP code 46157 is in Monrovia (40% of residents), in Morgan County, Indiana. 60% of its residents live outside city limits. It is in Indiana's 4th congressional district. Its state senate district is State Senate District 37; its state house district is State House District 60.

4,074residents (2020 Census)
30.6 sq miland area
1cities and towns
1congressional district
6voting precincts

See it on the mapAll of Indiana

City and county

City or townShare of ZIP residents
Monrovia40%

CountyShare of ZIP residents
Morgan County100%

Town or county subdivisionShare of ZIP residents
Monroe township49%
Gregg township45%
Adams township6.3%

Congressional district

Congressional districtShare of ZIP residents
Indiana's 4th congressional district (IN-04)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (IN-04)James R. Baird (R)202-225-5037100%
U.S. SenatorJim Banks (R)202-224-4814statewide
U.S. SenatorTodd Young (R)202-224-5623 · contact formstatewide
State Senator (State Senate District 37)Rod Bray (R)100%
State Representative (State House District 60)Peggy Mayfield (R)100%

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 37100%

State house districtShare of ZIP residents
State House District 60100%

Voting precincts

6 voting precincts overlap ZIP 46157. Map them, with each precinct's share of the ZIP's residents.

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ZIP 46157 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.