Lake San Marcos CDP, California
Official LSAD Designation: Lake San Marcos CDP • Census GEOID: 0639724
• San Diego County
Lake San Marcos CDP is a census designated place (CDP), a statistical geography in San Diego County, California. According to official records from the Census ACS 5-Year 2024 (2020-2024), Lake San Marcos CDP had an estimated population of 4,693 residents. Official Census Bureau geographic records classify this community under LSAD designation Lake San Marcos CDP (GEOID 0639724).
Local Government Administration U.S. Census Bureau GMAF
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 | 4,693 | 2020-2024 |
| Median Household Income | $89,851 | 2020-2024 |
| Median Home Value | $917,000 | 2020-2024 |
| Land Area | 1.71 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).