ZIP code 33404: Riviera Beach, FL
ZIP code 33404 is in Riviera Beach (93% of residents) and Palm Beach Shores (4.2%), in Palm Beach County, Florida. It is in Florida's 23rd congressional district (80%) and Florida's 21st congressional district (20%). Its state senate district is State Senate District 24; its state house districts are State House District 88 (75%) and State House District 87 (25%).
See it on the mapAll of Florida
City and county
| City or town | Share of ZIP residents |
|---|---|
| Riviera Beach | 93% |
| Palm Beach Shores | 4.2% |
| County | Share of ZIP residents |
|---|---|
| Palm Beach County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Riviera Beach CCD | 100% |
Congressional districts
| Congressional district | Share of ZIP residents |
|---|---|
| Florida's 23rd congressional district (FL-23) | 80% |
| Florida's 21st congressional district (FL-21) | 20% |
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.
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 24 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 88 | 75% |
| State House District 87 | 25% |
Voting precincts
23 voting precincts overlap ZIP 33404. 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:33404")
ZIP 33404 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.