Boundary Atlas

ZIP code 70541: Grand Coteau, LA

ZIP code 70541 is in Grand Coteau, in St. Landry Parish, Louisiana. It is in Louisiana's 3rd congressional district. Its state senate district is State Senate District 24; its state house district is State House District 40.

733residents (2020 Census)
2.1 sq miland area
1cities and towns
1congressional district
1voting precincts

See it on the mapAll of Louisiana

City and county

City or townShare of ZIP residents
Grand Coteau100%

CountyShare of ZIP residents
St. Landry Parish100%

Town or county subdivisionShare of ZIP residents
District 8100%

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 24100%

State house districtShare of ZIP residents
State House District 40100%

Voting precincts

1 voting precinct overlap ZIP 70541. 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:70541")

ZIP 70541 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.