Boundary Atlas

ZIP code 70427: Bogalusa, LA

ZIP code 70427 is in Bogalusa (59% of residents) and Sun (1.6%), in Washington Parish (96%) and St. Tammany Parish (3.6%), Louisiana. 39% of its residents live outside city limits. It is in Louisiana's 5th congressional district (96%) and Louisiana's 1st congressional district (3.6%). Its state senate district is State Senate District 12; its state house districts are State House District 75 (96%) and State House District 74 (3.6%).

17,941residents (2020 Census)
141.4 sq miland area
3cities and towns
2congressional districts
21voting precincts

See it on the mapAll of Louisiana

City and county

City or townShare of ZIP residents
Bogalusa59%
Sun1.6%
Rio0.8%

CountyShare of ZIP residents
Washington Parish96%
St. Tammany Parish3.6%

Town or county subdivisionShare of ZIP residents
District 135%
District 335%
District 49.6%
District 28.8%
District 57.8%
District 63.6%

Congressional districts

Congressional districtShare of ZIP residents
Louisiana's 5th congressional district (LA-05)96%
Louisiana's 1st congressional district (LA-01)3.6%

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 (LA-05)Julia Letlow (R)202-225-849096%
U.S. Representative (LA-01)Steve Scalise (R)202-225-30153.6%
U.S. SenatorBill Cassidy (R)202-224-5824 · contact formstatewide
U.S. SenatorJohn Kennedy (R)202-224-4623 · contact formstatewide
State Senator (State Senate District 12)Beth Mizell (R)985-839-3936100%
State Representative (State House District 75)John Wyble (R)96%
State Representative (State House District 74)Peter Egan (R)985-893-63193.6%

Elected in 2024 under LA's previous congressional map; this district's lines changed for the 120th Congress (seated January 3, 2027).

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 12100%

State house districtShare of ZIP residents
State House District 7596%
State House District 743.6%

Voting precincts

21 voting precincts overlap ZIP 70427. 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:70427")

ZIP 70427 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.