El Cajon city, California
Official LSAD Designation: El Cajon city • Census GEOID: 0621712
• San Diego County
El Cajon city is an incorporated city in San Diego County, California. According to official records from the Census (2025), El Cajon city had an estimated population of 101,755 residents. Official Census Bureau geographic records classify this community under LSAD designation El Cajon city (GEOID 0621712).
Local Government Administration U.S. Census Bureau GMAF
City Of El Cajon
Municipal
Official Title:
Mayor
Address:
200 CIVIC CENTER WAY, EL CAJON CA 92020-3996
County Of San Diego
County
Official Title:
Human Resources
Address:
5530 OVERLAND AVE, STE 210, SAN DIEGO CA 92123-1204
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 101,755 | 2025 |
| Median Household Income | $67,511 | 2020-2024 |
| Median Home Value | $681,700 | 2020-2024 |
| Land Area | 14.51 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).