Boundary Atlas

ZIP code 40440: Junction City, KY

ZIP code 40440 is in Junction City (61% of residents), in Boyle County (99%) and Lincoln County (0.9%), Kentucky. 39% of its residents live outside city limits. It is in Kentucky's 1st congressional district (99%) and Kentucky's 5th congressional district (0.9%). Its state senate districts are State Senate District 12 (99%) and State Senate District 21 (0.9%); its state house districts are State House District 54 (99%) and State House District 80 (0.9%).

2,237residents (2020 Census)
13.2 sq miland area
1cities and towns
2congressional districts
5voting precincts

See it on the mapAll of Kentucky

City and county

City or townShare of ZIP residents
Junction City61%

CountyShare of ZIP residents
Boyle County99%
Lincoln County0.9%

Town or county subdivisionShare of ZIP residents
Junction City CCD96%
Danville CCD2.9%
Hustonville CCD0.9%

Congressional districts

Congressional districtShare of ZIP residents
Kentucky's 1st congressional district (KY-01)99%
Kentucky's 5th congressional district (KY-05)0.9%

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

OfficeMemberContactShare of residents
U.S. Representative (KY-01)James Comer (R)202-225-311599%
U.S. Representative (KY-05)Harold Rogers (R)202-225-46010.9%
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 12)Amanda Bledsoe (R)99%
State Senator (State Senate District 21)Brandon Storm (R)0.9%
State Representative (State House District 54)Daniel Elliott (R)99%
State Representative (State House District 80)David Meade (R)0.9%

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 1299%
State Senate District 210.9%

State house districtShare of ZIP residents
State House District 5499%
State House District 800.9%

Voting precincts

5 voting precincts overlap ZIP 40440. 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:40440")

ZIP 40440 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.