Boundary Atlas

ZIP code 46203: Indianapolis city (balance), IN

ZIP code 46203 is in Indianapolis city (balance) (97% of residents) and Beech Grove (2.9%), in Marion County, Indiana. It is in Indiana's 7th congressional district (89%) and Indiana's 6th congressional district (11%). Its state senate districts are State Senate District 46 (77%), State Senate District 32 (23%) and State Senate District 36 (0.2%); its state house districts are State House District 100 (44%), State House District 89 (40%), State House District 97 (9.8%), State House District 93 (4.2%) and State House District 90 (1.8%).

38,224residents (2020 Census)
13.9 sq miland area
2cities and towns
2congressional districts
35voting precincts

See it on the mapAll of Indiana

City and county

City or townShare of ZIP residents
Indianapolis city (balance)97%
Beech Grove2.9%

CountyShare of ZIP residents
Marion County100%

Town or county subdivisionShare of ZIP residents
Center township78%
Franklin township11%
Warren township11%
Perry township0.2%

Congressional districts

Congressional districtShare of ZIP residents
Indiana's 7th congressional district (IN-07)89%
Indiana's 6th congressional district (IN-06)11%

This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.

Elected officials

OfficeMemberContactShare of residents
MayorJoe Hogsett97%
U.S. Representative (IN-07)André Carson (D)202-225-401189%
U.S. Representative (IN-06)Jefferson Shreve (R)202-225-302111%
U.S. SenatorJim Banks (R)202-224-4814statewide
U.S. SenatorTodd Young (R)202-224-5623 · contact formstatewide
State Senator (State Senate District 46)Andrea Hunley (Democratic)77%
State Senator (State Senate District 32)Aaron Freeman (R)23%
State Senator (State Senate District 36)Cyndi Carrasco (R)0.2%
State Representative (State House District 100)Blake Johnson (Democratic)44%
State Representative (State House District 89)Mitch Gore (Democratic)40%
State Representative (State House District 97)Justin Moed (Democratic)9.8%
State Representative (State House District 93)Julie McGuire (R)4.2%
State Representative (State House District 90)Andrew Ireland (R)1.8%

From Wikidata (community-maintained); confirm on the city's website.

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); Mayors: Wikidata (CC0).

Local government

State legislative districts

State senate districtShare of ZIP residents
State Senate District 4677%
State Senate District 3223%
State Senate District 360.2%

State house districtShare of ZIP residents
State House District 10044%
State House District 8940%
State House District 979.8%
State House District 934.2%
State House District 901.8%

Voting precincts

35 voting precincts overlap ZIP 46203. 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:46203")

ZIP 46203 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.