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3 Cities, towns, and villages*
4 External Link
According to the U.S. Census Bureau, the county has a total area of 4,090 km² (1,579 mi²). 3,919 km² (1,513 mi²) of it is land and 171 km² (66 mi²) of it is water. The total area is 4.18% water.
As of the census2 of 2000, there are 750,963 people, 283,927 households, and 192,502 families residing in the county. The population density is 192/km² (496/mi²). There are 298,159 housing units at an average density of 76/km² (197/mi²). The racial makeup of the county is 89.61% White, 2.73% Black or African American, 0.25% Native American, 2.62% Asian, 0.04% Pacific Islander, 2.93% from other races, and 1.82% from two or more races. 6.77% of the population are Hispanic or Latino of any race.
There are 283,927 households out of which 33.60% have children under the age of 18 living with them, 52.50% are married couples living together, 11.40% have a female householder with no husband present, and 32.20% are non-families. 26.20% of all households are made up of individuals and 10.40% have someone living alone who is 65 years of age or older. The average household size is 2.56 and the average family size is 3.11.
In the county the population is spread out with 25.60% under the age of 18, 8.40% from 18 to 24, 31.10% from 25 to 44, 21.80% from 45 to 64, and 13.00% who are 65 years of age or older. The median age is 36 years. For every 100 females there are 95.50 males. For every 100 females age 18 and over, there are 92.10 males.
The median income for a household in the county is $47,874, and the median income for a family is $58,394. Males have a median income of $42,261 versus $30,516 for females. The per capita income for the county is $22,983. 9.20% of the population and 6.80% of families are below the poverty line. Out of the total people living in poverty, 11.30% are under the age of 18 and 9.50% are 65 or older.
Cities, towns, and villages*
* Villages are census division, but have no separate corporate existence from the towns they are in.