ZIP code 40437: Lincoln County, KY
ZIP code 40437 is in Hustonville (8.3% of residents) and McKinney (3.4%), in Lincoln County (79%) and Casey County (21%), Kentucky. 88% of its residents live outside city limits. It is in Kentucky's 5th congressional district (79%) and Kentucky's 1st congressional district (21%). Its state senate district is State Senate District 21; its state house districts are State House District 80 (79%) and State House District 54 (21%).
See it on the mapAll of Kentucky
City and county
| City or town | Share of ZIP residents |
|---|---|
| Hustonville | 8.3% |
| McKinney | 3.4% |
| County | Share of ZIP residents |
|---|---|
| Lincoln County | 79% |
| Casey County | 21% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Hustonville CCD | 71% |
| Dividing Ridge CCD | 16% |
| Waynesburg CCD | 8.9% |
| Liberty CCD | 3.8% |
| Middleburg CCD | 0.9% |
Congressional districts
| Congressional district | Share of ZIP residents |
|---|---|
| Kentucky's 5th congressional district (KY-05) | 79% |
| Kentucky's 1st congressional district (KY-01) | 21% |
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
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (KY-05) | Harold Rogers (R) | 202-225-4601 | 79% |
| U.S. Representative (KY-01) | James Comer (R) | 202-225-3115 | 21% |
| 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 21) | Brandon Storm (R) | 100% | |
| State Representative (State House District 80) | David Meade (R) | 79% | |
| State Representative (State House District 54) | Daniel Elliott (R) | 21% |
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
- Hustonville laws: search for the Hustonville, Kentucky code of ordinances
- McKinney laws: search for the McKinney, Kentucky code of ordinances
- Lincoln County website: http://www.lincolnky.com
- Lincoln County laws: search for the Lincoln County, Kentucky code of ordinances
- Casey County laws: search for the Casey County, Kentucky code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 21 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 80 | 79% |
| State House District 54 | 21% |
Voting precincts
8 voting precincts overlap ZIP 40437. 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:40437")
ZIP 40437 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.