Boundary Atlas

ZIP code 40218: Louisville/Jefferson County metro government (balance), KY

ZIP code 40218 is in Louisville/Jefferson County metro government (balance) (59% of residents), Louisville (34%), West Buechel (4.1%) and Watterson Park (2.2%), in Jefferson County, Kentucky. It is in Kentucky's 3rd congressional district. Its state senate districts are State Senate District 19 (61%) and State Senate District 35 (39%); its state house districts are State House District 30 (79%), State House District 46 (12%) and State House District 41 (8.3%).

33,437residents (2020 Census)
9.0 sq miland area
4cities and towns
1congressional district
30voting precincts

See it on the mapAll of Kentucky

City and county

City or townShare of ZIP residents
Louisville/Jefferson County metro government (balance)59%
Louisville34%
West Buechel4.1%
Watterson Park2.2%

CountyShare of ZIP residents
Jefferson County100%

Town or county subdivisionShare of ZIP residents
Central Jefferson CCD58%
Southeast Jefferson CCD42%

Congressional district

Congressional districtShare of ZIP residents
Kentucky's 3rd congressional district (KY-03)100%

Elected officials

OfficeMemberContactShare of residents
MayorCraig Greenberg502-574-200334%
U.S. Representative (KY-03)Morgan McGarvey (D)202-225-5401100%
U.S. SenatorMitch McConnell (R)202-224-2541 · contact formstatewide
U.S. SenatorRand Paul (R)202-224-4343 · contact formstatewide
State Senator (State Senate District 19)Cassie Armstrong (Democratic)61%
State Senator (State Senate District 35)Keturah Herron (Democratic)39%
State Representative (State House District 30)Daniel Grossberg (Democratic)79%
State Representative (State House District 46)Al Gentry (Democratic)12%
State Representative (State House District 41)Mary Lou Marzian (Democratic)502-541-13768.3%

Officials serving now (members of Congress until January 3, 2027). Sources: Mayors: Open States (public domain); State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).

Local government

State legislative districts

State senate districtShare of ZIP residents
State Senate District 1961%
State Senate District 3539%

State house districtShare of ZIP residents
State House District 3079%
State House District 4612%
State House District 418.3%

Voting precincts

30 voting precincts overlap ZIP 40218. Map them, with each precinct's share of the ZIP's residents.

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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:40218")

ZIP 40218 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.