Boundary Atlas

ZIP code 47558: Barr, IN

ZIP code 47558 is in Montgomery (16% of residents), in Daviess County, Indiana. 84% of its residents live outside city limits. It is in Indiana's 8th congressional district. Its state senate district is State Senate District 39; its state house district is State House District 63.

5,021residents (2020 Census)
85.7 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
Montgomery16%

CountyShare of ZIP residents
Daviess County100%

Town or county subdivisionShare of ZIP residents
Barr township64%
Van Buren township15%
Bogard township11%
Harrison township7.8%
Reeve township1.5%

Congressional district

Congressional districtShare of ZIP residents
Indiana's 8th congressional district (IN-08)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (IN-08)Mark B. Messmer (R)202-225-4636100%
U.S. SenatorJim Banks (R)202-224-4814statewide
U.S. SenatorTodd Young (R)202-224-5623 · contact formstatewide
State Senator (State Senate District 39)Eric Bassler (R)100%
State Representative (State House District 63)Shane Lindauer (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 39100%

State house districtShare of ZIP residents
State House District 63100%

Voting precincts

6 voting precincts overlap ZIP 47558. 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:47558")

ZIP 47558 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.