| 2000 Population by Race/Ethnicity | |||
| White Alone | 82.3% | 80.9% | 80.7% |
| Black Alone | 1.7% | 2.3% | 2.1% |
| American Indian Alone | 0.1% | 0.2% | n/a |
| Asian or Pacific Islander Alone | 12.4% | 11.9% | 12.3% |
| Some Other Race Alone | 0.8% | 1.8% | 1.6% |
| Two or More Races | 2.7% | 2.9% | 3.2% |
| Hispanic Origin | 4.2% | 6.5% | 5.6% |
| 2004 Population by Race/Ethnicity | |||
| White Alone | 79.2% | 77.9% | n/a |
| Black Alone | 1.9% | 2.4% | n/a |
| American Indian Alone | 0.1% | 0.2% | n/a |
| Asian or Pacific Islander Alone | 14.6% | 13.8% | n/a |
| Some Other Race Alone | 1.0% | 2.3% | n/a |
| Two or More Races | 3.2% | 3.4% | n/a |
| Hispanic Origin | 5.6% | 8.3% | n/a |
| 2009 Population by Race/Ethnicity | |||
| White Alone | 75.5% | 74.4% | n/a |
| Black Alone | 1.9% | 2.5% | n/a |
| American Indian Alone | 0.1% | 0.2% | n/a |
| Asian or Pacific Islander Alone | 17.3% | 16.1% | n/a |
| Some Other Race Alone | 1.2% | 2.8% | n/a |
| Two or More Races | 3.9% | 4.1% | n/a |
| Hispanic Origin | 7.4% | 10.6% | n/a |