San Marcos, California
San Marcos is a city in San Diego County, California, with an estimated population of 94,188 in 2023. It sits at 33.1326, -117.1699 in the America/Los_Angeles time zone.
| Field | Value |
|---|---|
| Place name | San Marcos |
| Type | city |
| State | California (CA) |
| County | San Diego County |
| Population (2023 est.) | 94,188 |
| Land area | 24.57 sq mi (63.64 km²) |
| Coordinates | 33.1326, -117.1699 |
| Time zone | America/Los_Angeles |
| ZIP codes | 92069, 92078, 92079, 92096 |
| Telephone area codes | 442, 760 |
ZIP codes and area codes for San Marcos
San Marcos covers 4 ZIP codes: 92069, 92078, 92079, 92096. Telephone area codes serving the area: 442, 760. Browse all ZIP codes in California for the full list.
Where is San Marcos?
San Marcos is located in California, in San Diego County. The coordinates above can be pasted directly into any map service. The nearest indexed places are listed below, which is a useful check when two states share a place name.
Nearby places
Escondido 9 km · CAVista 9 km · CACarlsbad 11 km · CAEncinitas 13 km · CAOceanside 16 km · CASolana Beach 18 km · CADel Mar 21 km · CAPoway 21 km · CA
Other places in San Diego County
San Diego 1,388,320Chula Vista 274,333Oceanside 170,020Escondido 148,122Carlsbad 113,495El Cajon 102,991Vista 98,344Encinitas 60,841La Mesa 60,537Santee 59,478
Frequently asked questions
What county is San Marcos, CA in?
San Marcos is in San Diego County, California.
What is the population of San Marcos, CA?
The 2023 Census Bureau estimate is 94,188.
What time zone is San Marcos in?
San Marcos is in the America/Los_Angeles time zone.