ZIP code 46128: Fillmore, IN

ZIP code 46128 is in Fillmore (25% of residents) and Heritage Lake (23%), in Putnam County, Indiana. 51% of its residents live outside city limits. It is in Indiana's 4th congressional district. Its state senate districts are State Senate District 24 (95%) and State Senate District 37 (5.4%); its state house district is State House District 44.

2,111residents (2020 Census)

33.6 sq miland area

2cities and towns

1congressional district

7voting precincts

See it on the map All of Indiana

City and county

City or town	Share of ZIP residents
Fillmore	25%
Heritage Lake	23%

County	Share of ZIP residents
Putnam County	100%

Town or county subdivision	Share of ZIP residents
Marion township	58%
Floyd township	34%
Jefferson township	5.4%
Greencastle township	2.6%

Congressional district

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

Elected officials

Office	Member	Contact	Share of residents
U.S. Representative (IN-04)	James R. Baird (R)	202-225-5037	100%
U.S. Senator	Jim Banks (R)	202-224-4814	statewide
U.S. Senator	Todd Young (R)	202-224-5623 · contact form	statewide
State Senator (State Senate District 24)	Brett Clark (R)		95%
State Senator (State Senate District 37)	Rod Bray (R)		5.4%
State Representative (State House District 44)	Beau Baird (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

Fillmore website: http://www.fillmoreindiana.com
Fillmore laws: search for the Fillmore, Indiana code of ordinances
Heritage Lake laws: search for the Heritage Lake, Indiana code of ordinances
Putnam County website: http://co.putnam.in.us
Putnam County laws: search for the Putnam County, Indiana code of ordinances

State legislative districts

State senate district	Share of ZIP residents
State Senate District 24	95%
State Senate District 37	5.4%

State house district	Share of ZIP residents
State House District 44	100%

Voting precincts

7 voting precincts overlap ZIP 46128. 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 46128 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.