Boundary Atlas

ZIP code 40219: Louisville/Jefferson County metro government (balance), KY

ZIP code 40219 is in Louisville/Jefferson County metro government (balance), in Jefferson County, Kentucky. It is in Kentucky's 3rd congressional district. Its state senate districts are State Senate District 35 (98%), State Senate District 19 (1.8%) and State Senate District 38 (<0.1%); its state house districts are State House District 35 (42%), State House District 30 (30%), State House District 37 (18%), State House District 46 (9.2%) and State House District 29 (<0.1%).

40,300residents (2020 Census)
14.9 sq miland area
1cities 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)100%

CountyShare of ZIP residents
Jefferson County100%

Town or county subdivisionShare of ZIP residents
Central Jefferson CCD97%
Louisville Airport CCD2.9%

Congressional district

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

Elected officials

OfficeMemberContactShare of residents
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 35)Keturah Herron (Democratic)98%
State Senator (State Senate District 19)Cassie Armstrong (Democratic)1.8%
State Senator (State Senate District 38)Mike Nemes (R)<0.1%
State Representative (State House District 35)Lisa Willner (Democratic)42%
State Representative (State House District 30)Daniel Grossberg (Democratic)30%
State Representative (State House District 37)Emily Callaway (R)18%
State Representative (State House District 46)Al Gentry (Democratic)9.2%
State Representative (State House District 29)Chris Lewis (R)<0.1%

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

State legislative districts

State senate districtShare of ZIP residents
State Senate District 3598%
State Senate District 191.8%
State Senate District 38<0.1%

State house districtShare of ZIP residents
State House District 3542%
State House District 3030%
State House District 3718%
State House District 469.2%
State House District 29<0.1%

Voting precincts

30 voting precincts overlap ZIP 40219. 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:40219")

ZIP 40219 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.