Demographics

As of the census of 2000, there are 1,223,400 people, 450,691 households, and 271,315 families residing in the city. The population density is 1,456.4/km² (3,771.9/mi²). There are 469,689 housing units at an average density of 559.1/km² (1,448.1/mi²). The racial makeup of the city is 60.18% White, 7.86% African American, 0.62% Native American, 13.65% Asian, 0.48% Pacific Islander, 12.39% from other races, and 4.83% from two or more races. 25.40% of the population are Hispanic or Latino of any race.

There are 450,691 households out of which 30.2% have children under the age of 18 living with them, 44.6% are married couples living together, 11.4% have a female householder with no husband present, and 39.8% are non-families. 28.0% of all households are made up of individuals and 7.4% have someone living alone who is 65 years of age or older. The average household size is 2.61 and the average family size is 3.30.

In the city the population is spread out with 24.0% under the age of 18, 12.4% from 18 to 24, 34.0% from 25 to 44, 19.1% from 45 to 64, and 10.5% who are 65 years of age or older. The median age is 32 years. For every 100 females there are 101.7 males. For every 100 females age 18 and over, there are 100.4 males.

The median income for a household in the city is $45,733, and the median income for a family is $53,060. Males have a median income of $36,984 versus $31,076 for females. The per capita income for the city is $23,609. 14.6% of the population and 10.6% of families are below the poverty line. Out of the total population, 20.0% of those under the age of 18 and 7.6% of those 65 and older are living below the poverty line.

Current estimates
According to estimates by the San Diego Association of Governments, the median household income of San Diego in 2004 was $56,438 (not adjusted for inflation). When adjusted for inflation (1999 dollars; comparable to Census data above), the median household income was $50,543.