2020 census As of the
2020 census, the county had a population of 864,835. Of the residents, 20.1% were under the age of 18 and 18.1% were 65 years of age or older; the median age was 40.4 years. For every 100 females there were 92.4 males, and for every 100 females age 18 and over there were 89.7 males. 94.8% of residents lived in urban areas and 5.2% lived in rural areas. The racial makeup of the county was 62.9% White, 13.8%
Black or African American, 0.5%
American Indian and Alaska Native, 4.3%
Asian, 0.1%
Native Hawaiian and
Pacific Islander, 9.0% from some other race, and 9.5% from
two or more races.
Hispanic or Latino residents of any race comprised 19.7% of the population. The population density was . There were 362,004 housing units at an average density of . The racial makeup of the county was 74.8% white, 12.7% black or African American, 3.5% Asian, 0.3% American Indian, 6.0% from other races, and 2.6% from two or more races. Those of Hispanic or Latino origin made up 15.0% of the population. Of the 334,502 households, 31.7% had children under the age of 18 living with them, 45.5% were married couples living together, 14.5% had a female householder with no husband present, 35.5% were non-families, and 28.9% of all households were made up of individuals. The average household size was 2.49 and the average family size was 3.09. The median age was 39.3 years.
2000 census At the 2000
census, there were 824,008 people, 319,040 households, and 210,566 families residing in the county. The population density was . There were 340,732 housing units at an average density of . The racial makeup of the county was 79.40%
White, 11.32%
Black or
African American, 0.25%
Native American, 2.33%
Asian, 0.04%
Pacific Islander, 4.51% from
other races, and 2.16% from two or more races. 10.09% of the population were
Hispanic or
Latino of any race. 24.5% were of
Italian, 12.3%
Irish, 6.0%
Polish, 5.7%
English and 5.6%
German ancestry according to
Census 2000. 8.73% of the population reported speaking
Spanish at home, while 2.05% speak
Italian. There were 319,040 households, of which 31.20% had children under the age of 18 living with them, 48.60% were
married couples living together, 13.60% had a female householder with no husband present, and 34.00% were non-families. 28.20% of all households were made up of individuals, and 11.00% had someone living alone who was 65 years of age or older. The average household size was 2.50 and the average family size was 3.08. The age distribution was 24.50% under the age of 18, 8.70% from 18 to 24, 30.00% from 25 to 44, 22.40% from 45 to 64, and 14.50% who were 65 years of age or older. The median age was 37 years. For every 100 females, there were 92.50 males. For every 100 females age 18 and over, there were 88.70 males. The median household income was $48,834, and the median family income was $60,549. Males had a median income of $43,643 versus $32,001 for females. The
per capita income for the county was $24,439. About 7.00% of families and 9.50% of the population were below the
poverty line, including 13.00% of those under age 18 and 7.70% of those age 65 or over.
Demographic breakdown by town The following income data is from the 2010 United States Census and the 2006-2010 American Community Survey 5-Year Estimates: ==Metropolitan statistical area==