ZIP code 70820: Baton Rouge, LA
ZIP code 70820 is in Baton Rouge (62% of residents) and Gardere (27%), in East Baton Rouge Parish, Louisiana. 11% of its residents live outside city limits. It is in Louisiana's 6th congressional district. Its state senate district is State Senate District 14; its state house districts are State House District 67 (62%) and State House District 70 (38%).
See it on the mapAll of Louisiana
City and county
| City or town | Share of ZIP residents |
|---|---|
| Baton Rouge | 62% |
| Gardere | 27% |
| County | Share of ZIP residents |
|---|---|
| East Baton Rouge Parish | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| District 3 | 71% |
| District 12 | 27% |
| District 10 | 2.5% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Louisiana's 6th congressional district (LA-06) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| Mayor | Sid Edwards | 225-389-3100 | 62% |
| U.S. Representative (LA-06) | Cleo Fields (D) | 202-225-3901 | 100% |
| U.S. Senator | Bill Cassidy (R) | 202-224-5824 · contact form | statewide |
| U.S. Senator | John Kennedy (R) | 202-224-4623 · contact form | statewide |
| State Representative (State House District 67) | Terry Landry (Democratic) | 225-256-0850 | 62% |
| State Representative (State House District 70) | Barbara Freiberg (R) | 225-763-3500 | 38% |
| State Representative (State House District 66) | Emily Chenevert (R) | <0.1% |
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: Mayors: Open States (public domain); State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).
Local government
- Baton Rouge website: https://www.brla.gov/
- Baton Rouge laws: search for the Baton Rouge, Louisiana code of ordinances
- Gardere laws: search for the Gardere, Louisiana code of ordinances
- East Baton Rouge Parish laws: search for the East Baton Rouge Parish, Louisiana code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 14 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 67 | 62% |
| State House District 70 | 38% |
| State House District 66 | land only |
Voting precincts
10 voting precincts overlap ZIP 70820. 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:70820")
ZIP 70820 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.