Boundary Atlas

ZIP code 40228: Louisville/Jefferson County metro government (balance), KY

ZIP code 40228 is in Louisville/Jefferson County metro government (balance) (94% of residents), Hollow Creek (4.3%) and Spring Mill (1.6%), in Jefferson County, Kentucky. It is in Kentucky's 3rd congressional district. Its state senate districts are State Senate District 19 (77%), State Senate District 26 (13%), State Senate District 35 (5.9%) and State Senate District 38 (4.3%); its state house districts are State House District 46 (67%), State House District 29 (25%), State House District 30 (4.5%) and State House District 37 (3.8%).

18,655residents (2020 Census)
8.7 sq miland area
3cities and towns
1congressional district
23voting precincts

See it on the mapAll of Kentucky

City and county

City or townShare of ZIP residents
Louisville/Jefferson County metro government (balance)94%
Hollow Creek4.3%
Spring Mill1.6%

CountyShare of ZIP residents
Jefferson County100%

Town or county subdivisionShare of ZIP residents
Central Jefferson CCD83%
South Jefferson CCD17%

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 19)Cassie Armstrong (Democratic)77%
State Senator (State Senate District 26)Karen Berg (Democratic)13%
State Senator (State Senate District 35)Keturah Herron (Democratic)5.9%
State Senator (State Senate District 38)Mike Nemes (R)4.3%
State Representative (State House District 46)Al Gentry (Democratic)67%
State Representative (State House District 29)Chris Lewis (R)25%
State Representative (State House District 30)Daniel Grossberg (Democratic)4.5%
State Representative (State House District 37)Emily Callaway (R)3.8%

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 1977%
State Senate District 2613%
State Senate District 355.9%
State Senate District 384.3%

State house districtShare of ZIP residents
State House District 4667%
State House District 2925%
State House District 304.5%
State House District 373.8%

Voting precincts

23 voting precincts overlap ZIP 40228. 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:

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ZIP 40228 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.