Boundary Atlas

ZIP code 70791: Zachary, LA

ZIP code 70791 is in Zachary (65% of residents) and Central (6.6%), in East Baton Rouge Parish (100%) and East Feliciana Parish (0.5%), Louisiana. 28% of its residents live outside city limits. It is in Louisiana's 6th congressional district (100%) and Louisiana's 5th congressional district (0.5%). Its state senate districts are State Senate District 6 (35%), State Senate District 15 (35%) and State Senate District 17 (30%); its state house districts are State House District 63 (63%), State House District 62 (21%), State House District 64 (9.1%) and State House District 65 (6.0%).

29,432residents (2020 Census)
119.0 sq miland area
2cities and towns
2congressional districts
19voting precincts

See it on the mapAll of Louisiana

City and county

City or townShare of ZIP residents
Zachary65%
Central6.6%

CountyShare of ZIP residents
East Baton Rouge Parish100%
East Feliciana Parish0.5%

Town or county subdivisionShare of ZIP residents
District 198%
District 41.4%
District 4B0.5%

Congressional districts

Congressional districtShare of ZIP residents
Louisiana's 6th congressional district (LA-06)100%
Louisiana's 5th congressional district (LA-05)0.5%

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-06)Cleo Fields (D)202-225-3901100%
U.S. Representative (LA-05)Julia Letlow (R)202-225-84900.5%
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 6)Rick Edmonds (R)225-272-132435%
State Senator (State Senate District 15)Regina Barrow (Democratic)225-359-940035%
State Senator (State Senate District 17)Caleb Kleinpeter (R)225-246-883830%
State Representative (State House District 63)Barbara Carpenter (Democratic)225-771-567463%
State Representative (State House District 62)Roy Adams (Democratic)21%
State Representative (State House District 64)Kellee Hennessy (R)9.1%
State Representative (State House District 65)Lauren Ventrella (R)6.0%

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 635%
State Senate District 1535%
State Senate District 1730%

State house districtShare of ZIP residents
State House District 6363%
State House District 6221%
State House District 649.1%
State House District 656.0%

Voting precincts

19 voting precincts overlap ZIP 70791. 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:70791")

ZIP 70791 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.