| Statistic | Mountain View | San Diego | California |
| Population | 16,306 | 1,414,545 | 39,512,223 |
| Population density (sq mi) | 10,063 | 4,341 | 256 |
| Median age | 30.0 | 35.2 | 36.0 |
| Male/Female ratio | 0.9:1 | 1.0:1 | 1.0:1 |
| Married (15yrs & older) | n/a | 49% | 52% |
| Families w/ Kids under 18 | 50% | 43% | 46% |
| Speak English | n/a | 60% | 56% |
| Speak Spanish | n/a | 22% | 29% |
| Race | Mountain View | San Diego | California |
| White | 64.48% | 61.95% | 61.26% |
| Black | 11.14% | 6.09% | 5.85% |
| Asian | 1.60% | 17.25% | 13.85% |
| American Indian | 0.72% | 0.52% | 0.74% |
| Native Hawaiian | 0.42% | 0.42% | 0.39% |
| Mixed race | 7.54% | 7.77% | 4.62% |
| Other race | 14.11% | 5.99% | 13.28% |
Here are the best places to live in California
Most Dangerous Cities In The US
These are the 10 cheapest cities in California
Safest States In The US