Boundary Atlas

ZIP code 70546: Jennings, LA

ZIP code 70546 is in Jennings (60% of residents), in Jefferson Davis Parish (93%) and Acadia Parish (6.5%), Louisiana. 40% of its residents live outside city limits. It is in Louisiana's 3rd congressional district. Its state senate district is State Senate District 25; its state house districts are State House District 37 (93%) and State House District 42 (6.5%).

16,277residents (2020 Census)
152.7 sq miland area
1cities and towns
1congressional district
18voting precincts

See it on the mapAll of Louisiana

City and county

City or townShare of ZIP residents
Jennings60%

CountyShare of ZIP residents
Jefferson Davis Parish93%
Acadia Parish6.5%

Town or county subdivisionShare of ZIP residents
District 817%
District 516%
District 715%
District 414%
District 311%
District 610%
District 86.5%
District 26.3%
District 93.0%
District 11<0.1%
District 10<0.1%

Congressional district

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

State legislative districts

State senate districtShare of ZIP residents
State Senate District 25100%

State house districtShare of ZIP residents
State House District 3793%
State House District 426.5%

Voting precincts

18 voting precincts overlap ZIP 70546. 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:70546")

ZIP 70546 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.