Boundary Atlas

Zionsville, Indiana

Zionsville is a town in Boone County, Indiana, with 30,588 residents in 2020. It is in Indiana's 4th congressional district. It spans 2 state senate and 2 state house districts.

30,588residents (2020 Census)
67.2 sq miland area
6ZIP codes
1congressional district

County

CountyShare of residents
Boone County100%

Congressional district

Congressional districtShare of 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 29)J.D. Ford (Democratic)76%
State Senator (State Senate District 7)Brian Buchanan (R)24%
State Representative (State House District 25)Becky Cash (R)89%
State Representative (State House District 24)Hunter Smith (R)11%

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 residents
State Senate District 2976%
State Senate District 724%

State house districtShare of residents
State House District 2589%
State House District 2411%

ZIP codes

Percentages mark ZIPs only partly in Zionsville: the share of that ZIP's residents living in it.

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Your agent can get Zionsville's counties and districts with shares, its ZIP codes (level='zcta'), and its boundary as GeoJSON (get_boundaries). Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:place:1886372")

Zionsville here is the Census Bureau's place boundary as of January 1, 2025. Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.