| Subject | Total | 18 years and over | Under 18 years | |||
| Number | Percent | Number | Percent | Number | Percent | |
| POPULATION | ||||||
| Total Population | 4,224,851 | 100.0 | 3,010,155 | 100.0 | 1,214,696 | 100.0 |
| RACE | ||||||
| One Race | 4,017,823 | 95.1 | 2,902,163 | 96.4 | 1,115,660 | 91.8 |
| White | 2,488,308 | 58.9 | 1,866,435 | 62.0 | 621,873 | 51.2 |
| Black or African American | 322,405 | 7.6 | 226,102 | 7.5 | 96,303 | 7.9 |
| American Indian and Alaska Native | 46,399 | 1.1 | 32,748 | 1.1 | 13,651 | 1.1 |
| Asian | 259,071 | 6.1 | 200,808 | 6.7 | 58,263 | 4.8 |
| Native Hawaiian and Other Pacific Islander | 13,744 | 0.3 | 9,367 | 0.3 | 4,377 | 0.4 |
| Some Other Race | 887,896 | 21.0 | 566,703 | 18.8 | 321,193 | 26.4 |
| Two or More Races | 207,028 | 4.9 | 107,992 | 3.6 | 99,036 | 8.2 |
HISPANIC OR LATINO AND RACE | ||||||
| Hispanic or Latino (of any race) | 1,996,402 | 47.3 | 1,262,261 | 41.9 | 734,141 | 60.4 |
| Not Hispanic or Latino | 2,228,449 | 52.7 | 1,747,894 | 58.1 | 480,555 | 39.6 |
| One Race | 2,136,973 | 50.6 | 1,698,388 | 56.4 | 438,585 | 36.1 |
| White | 1,546,666 | 36.6 | 1,258,994 | 41.8 | 287,672 | 23.7 |
| Black or African American | 301,523 | 7.1 | 215,619 | 7.2 | 85,904 | 7.1 |
| American Indian and Alaska Native | 19,454 | 0.5 | 14,910 | 0.5 | 4,544 | 0.4 |
| Asian | 249,899 | 5.9 | 195,557 | 6.5 | 54,342 | 4.5 |
| Native Hawaiian and Other Pacific Islander | 11,694 | 0.3 | 8,217 | 0.3 | 3,477 | 0.3 |
| Some Other Race | 7,737 | 0.2 | 5,091 | 0.2 | 2,646 | 0.2 |
| Two or More Races | 91,476 | 2.2 | 49,506 | 1.6 | 41,970 | 3.5 |
HOUSING UNITS | ||||||
| Total housing units | 1,500,344 | 100.0 | ||||
OCCUPANCY STATUS | ||||||
| Occupied housing units | 1,297,878 | 86.5 | ||||
| Vacant housing units | 202,466 | 13.5 | ||||