ZIP code 40291: Louisville/Jefferson County metro government (balance), KY
ZIP code 40291 is in Louisville/Jefferson County metro government (balance) (98% of residents) and Jeffersontown (2.2%), in Jefferson County, Kentucky. It is in Kentucky's 3rd congressional district (86%) and Kentucky's 2nd congressional district (14%). Its state senate districts are State Senate District 7 (38%), State Senate District 26 (28%), State Senate District 19 (18%) and State Senate District 38 (16%); its state house districts are State House District 29 (57%), State House District 46 (41%), State House District 30 (0.9%) and State House District 31 (0.7%).
See it on the mapAll of Kentucky
City and county
| City or town | Share of ZIP residents |
|---|---|
| Louisville/Jefferson County metro government (balance) | 98% |
| Jeffersontown | 2.2% |
| County | Share of ZIP residents |
|---|---|
| Jefferson County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Central Jefferson CCD | 36% |
| Southeast Jefferson CCD | 34% |
| South Jefferson CCD | 18% |
| Floyds Fork CCD | 12% |
Congressional districts
| Congressional district | Share of ZIP residents |
|---|---|
| Kentucky's 3rd congressional district (KY-03) | 86% |
| Kentucky's 2nd congressional district (KY-02) | 14% |
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-03) | Morgan McGarvey (D) | 202-225-5401 | 86% |
| U.S. Representative (KY-02) | Brett Guthrie (R) | 202-225-3501 | 14% |
| 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 7) | Aaron Reed (R) | 502-233-3689 | 38% |
| State Senator (State Senate District 26) | Karen Berg (Democratic) | 28% | |
| State Senator (State Senate District 19) | Cassie Armstrong (Democratic) | 18% | |
| State Senator (State Senate District 38) | Mike Nemes (R) | 16% | |
| State Representative (State House District 29) | Chris Lewis (R) | 57% | |
| State Representative (State House District 46) | Al Gentry (Democratic) | 41% | |
| State Representative (State House District 30) | Daniel Grossberg (Democratic) | 0.9% | |
| State Representative (State House District 31) | Susan Witten (R) | 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
- Louisville/Jefferson County metro government (balance) laws: search for the Louisville/Jefferson County metro government (balance), Kentucky code of ordinances
- Jeffersontown website: http://www.jeffersontownky.com
- Jeffersontown laws: search for the Jeffersontown, Kentucky code of ordinances
- Jefferson County website: http://www.louisvilleky.gov
- Jefferson County laws: search for the Jefferson County, Kentucky code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 7 | 38% |
| State Senate District 26 | 28% |
| State Senate District 19 | 18% |
| State Senate District 38 | 16% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 29 | 57% |
| State House District 46 | 41% |
| State House District 30 | 0.9% |
| State House District 31 | 0.7% |
Voting precincts
40 voting precincts overlap ZIP 40291. 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://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:
related_geographies(id="us:zcta:40291")
ZIP 40291 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.