Boundary Atlas

ZIP code 95451: Clearlake Riviera, CA

ZIP code 95451 is in Clearlake Riviera (29% of residents), Kelseyville (29%) and Soda Bay (9.9%), in Lake County, California. 32% of its residents live outside city limits. It is in California's 1st congressional district. Its state senate district is State Senate District 2; its state house district is Assembly District 4.

11,747residents (2020 Census)
92.9 sq miland area
3cities and towns
1congressional district
11voting precincts

See it on the mapAll of California

City and county

City or townShare of ZIP residents
Clearlake Riviera29%
Kelseyville29%
Soda Bay9.9%

CountyShare of ZIP residents
Lake County100%

Town or county subdivisionShare of ZIP residents
Clearlake Riviera CCD54%
Kelseyville CCD38%
Cobb CCD8.0%

Congressional district

Congressional districtShare of ZIP residents
California's 1st congressional district (CA-01)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 2100%

State house districtShare of ZIP residents
Assembly District 4100%

Voting precincts

11 voting precincts overlap ZIP 95451. 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:95451")

ZIP 95451 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.