ZIP code 42740: Hardin County, KY
ZIP code 42740 is in Hardin County, Kentucky, outside any city or Census-designated place. It is in Kentucky's 2nd congressional district. Its state senate district is State Senate District 10; its state house district is State House District 18.
See it on the mapAll of Kentucky
City and county
Outside any city or Census-designated place.
| County | Share of ZIP residents |
|---|---|
| Hardin County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Elizabethtown CCD | 70% |
| Sonora CCD | 21% |
| Cecilia CCD | 8.4% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Kentucky's 2nd congressional district (KY-02) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (KY-02) | Brett Guthrie (R) | 202-225-3501 | 100% |
| U.S. Senator | Mitch McConnell (R) | 202-224-2541 · contact form | statewide |
| U.S. Senator | Rand Paul (R) | 202-224-4343 · contact form | statewide |
| State Senator (State Senate District 10) | Matt Deneen (R) | 100% | |
| State Representative (State House District 18) | Samara Heavrin (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
- Hardin County website: http://www.hcky.org
- Hardin County laws: search for the Hardin County, Kentucky code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 10 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 18 | 100% |
Voting precincts
5 voting precincts overlap ZIP 42740. 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:42740")
ZIP 42740 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.