Boundary Atlas

ZIP code 42001: Paducah, KY

ZIP code 42001 is in Paducah (58% of residents) and Massac (15%), in McCracken County, Kentucky. 28% of its residents live outside city limits. It is in Kentucky's 1st congressional district. Its state senate district is State Senate District 2; its state house districts are State House District 3 (57%), State House District 1 (36%) and State House District 2 (7.1%).

31,579residents (2020 Census)
74.2 sq miland area
2cities and towns
1congressional district
21voting precincts

See it on the mapAll of Kentucky

City and county

City or townShare of ZIP residents
Paducah58%
Massac15%

CountyShare of ZIP residents
McCracken County100%

Town or county subdivisionShare of ZIP residents
Paducah CCD91%
Camelia CCD7.4%
Grahamville-Heath CCD1.5%

Congressional district

Congressional districtShare of ZIP residents
Kentucky's 1st congressional district (KY-01)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 2100%

State house districtShare of ZIP residents
State House District 357%
State House District 136%
State House District 27.1%

Voting precincts

21 voting precincts overlap ZIP 42001. 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://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:zcta:42001")

ZIP 42001 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.