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> California > San Marcos City
| City : | San Marcos City |
| County : | Adams County, San Diego County |
| State : | California (CA) |
| Land Area : | 24.37 sq mi |
| Water Area : | 0.02 sq mi |
| Latitude : | 33.1338931 |
| Longitude : | -117.1693669 |
| Population (2010): | 83,781 |
| Population Estimate (2012) : | 83,028 |
| Population Density : | 3,437.96/sq mi |
| Housing Units (2012) : | 28,641 |
| Median Household Income (2012) : | $54,792 (California : $61,400, USA : $53,046) |
| Median Family Income (2012) : | $62,683 (California : $69,883, USA : $64,585) |
| Median House Price (2012) : | $375,800 (California : $383,900, USA : $181,400) |