Lafayette city, California
Official LSAD Designation: Lafayette city • Census GEOID: 0639122
• Contra Costa County
Lafayette city is an incorporated city in Contra Costa County, California. According to official records from the Census (2025), Lafayette city had an estimated population of 25,313 residents. Official Census Bureau geographic records classify this community under LSAD designation Lafayette city (GEOID 0639122).
Local Government Administration U.S. Census Bureau GMAF
City Of Lafayette
Municipal
Official Title:
City Manager
Address:
3675 MT DIABLO BLVD, STE 210, LAFAYETTE CA 94549-3793
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 | 25,313 | 2025 |
| Median Household Income | $228,250 | 2020-2024 |
| Median Home Value | $2,000,000+ | 2020-2024 |
| Land Area | 15.03 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).