Orinda city, California
Official LSAD Designation: Orinda city • Census GEOID: 0654232
• Contra Costa County
Orinda city is an incorporated city in Contra Costa County, California. According to official records from the Census (2025), Orinda city had an estimated population of 19,507 residents. Official Census Bureau geographic records classify this community under LSAD designation Orinda city (GEOID 0654232).
Local Government Administration U.S. Census Bureau GMAF
City Of Orinda
Municipal
Official Title:
City Clerk
Address:
22 ORINDA WAY, ORINDA CA 94563-2519
County Of Contra Costa
County
Official Title:
Chairman
Address:
651 PINE ST, RM 108A, MARTINEZ CA 94553-1229
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 19,507 | 2025 |
| Median Household Income | $250,000+ | 2020-2024 |
| Median Home Value | $1,863,200 | 2020-2024 |
| Land Area | 12.85 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).