The population was 27,718 at the 2000 census.
As of the census of 2000, there were 27,718 people, 11,455 households, and 7,606 families residing in the city. The population density was 4,685.1 people per square mile (1,807.8/km²). There were 11,691 housing units at an average density of 1,976.1/sq mi (762.5/km²). The racial makeup of the city was 84.54% White, 0.75% African American, 0.19% Native American, 7.87% Asian, 0.40% Pacific Islander, 2.40% from other races, and 3.85% from two or more races. Hispanic or Latino of any race were 7.70% of the population.
There were 11,455 households out of which 29.7% had children under the age of 18 living with them, 56.5% were married couples living together, 7.2% had a female householder with no husband present, and 33.6% were non-families. 25.7% of all households were made up of individuals and 9.6% had someone living alone who was 65 years of age or older. The average household size was 2.40 and the average family size was 2.93.
In the city the population was spread out with 22.1% under the age of 18, 4.3% from 18 to 24, 33.0% from 25 to 44, 26.2% from 45 to 64, and 14.3% who were 65 years of age or older. The median age was 40 years. For every 100 females there were 92.6 males. For every 100 females age 18 and over, there were 88.6 males.
According to a 2007 estimate, the median income for a household in the city was $99,110, and the median income for a family was $137,325. Males had a median income of $70,554 versus $51,760 for females. The per capita income for the city was $46,628. 2.7% of the population and 1.4% of families were below the poverty line. Out of the total people living in poverty, 2.3% were under the age of 18 and 3.7% were 65 or older.