Boundary Atlas

ZIP code 46077: Zionsville, IN

ZIP code 46077 is in Zionsville (84% of residents), Whitestown (9.3%) and Carmel (5.5%), in Boone County (93%), Hamilton County (5.9%) and Marion County (0.7%), Indiana. It is in Indiana's 4th congressional district (93%), Indiana's 5th congressional district (5.9%) and Indiana's 7th congressional district (0.7%). Its state senate districts are State Senate District 29 (74%), State Senate District 7 (26%) and State Senate District 21 (0.5%); its state house districts are State House District 25 (84%), State House District 24 (15%) and State House District 86 (0.7%).

33,969residents (2020 Census)
44.3 sq miland area
5cities and towns
3congressional districts
31voting precincts

See it on the mapAll of Indiana

City and county

City or townShare of ZIP residents
Zionsville84%
Whitestown9.3%
Carmel5.5%
Indianapolis city (balance)0.7%
Westfield0.3%

CountyShare of ZIP residents
Boone County93%
Hamilton County5.9%
Marion County0.7%

Town or county subdivisionShare of ZIP residents
Zionsville town84%
Whitestown town9.3%
Clay township5.5%
Pike township0.7%
Westfield Washington township0.5%

Congressional districts

Congressional districtShare of ZIP residents
Indiana's 4th congressional district (IN-04)93%
Indiana's 5th congressional district (IN-05)5.9%
Indiana's 7th congressional district (IN-07)0.7%

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
U.S. Representative (IN-04)James R. Baird (R)202-225-503793%
U.S. Representative (IN-05)Victoria Spartz (R)202-225-22765.9%
U.S. Representative (IN-07)André Carson (D)202-225-40110.7%
U.S. SenatorJim Banks (R)202-224-4814statewide
U.S. SenatorTodd Young (R)202-224-5623 · contact formstatewide
State Senator (State Senate District 29)J.D. Ford (Democratic)74%
State Senator (State Senate District 7)Brian Buchanan (R)26%
State Senator (State Senate District 21)Jim Buck (R)0.5%
State Representative (State House District 25)Becky Cash (R)84%
State Representative (State House District 24)Hunter Smith (R)15%
State Representative (State House District 86)Ed DeLaney (Democratic)0.7%

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 2974%
State Senate District 726%
State Senate District 210.5%

State house districtShare of ZIP residents
State House District 2584%
State House District 2415%
State House District 860.7%

Voting precincts

31 voting precincts overlap ZIP 46077. 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:

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ZIP 46077 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.