| City : | Emerald Lake Hills |
| County : | San Mateo County |
| State : | California (CA) |
| | |
| Land Area : | 1.20 sq mi |
| Water Area : | 0.01 sq mi |
| Latitude : | 37.4652820 |
| Longitude : | -122.2658980 |
| | |
| Population (2010): | 4,278 |
| Population Estimate (2012) : | 4,391 |
| Population Density : | 3,577.20/sq mi |
| Housing Units (2012) : | 1,614 |
| Median Household Income (2012) : | $175,938 (California : $61,400, USA : $53,046) |
| Median Family Income (2012) : | $183,088 (California : $69,883, USA : $64,585) |
| Median House Price (2012) : | $0 (California : $383,900, USA : $181,400) |