| Subject | Total | 18 years and over | Under 18 years | |||
| Number | Percent | Number | Percent | Number | Percent | |
| POPULATION | ||||||
| Total Population | 321,520 | 100.0 | 258,873 | 100.0 | 62,647 | 100.0 |
| RACE | ||||||
| One Race | 315,358 | 98.1 | 255,249 | 98.6 | 60,109 | 95.9 |
| White | 269,596 | 83.9 | 224,256 | 86.6 | 45,340 | 72.4 |
| Black or African American | 21,087 | 6.6 | 14,037 | 5.4 | 7,050 | 11.3 |
| American Indian and Alaska Native | 1,123 | 0.3 | 756 | 0.3 | 367 | 0.6 |
| Asian | 3,507 | 1.1 | 2,735 | 1.1 | 772 | 1.2 |
| Native Hawaiian and Other Pacific Islander | 125 | 0.0 | 94 | 0.0 | 31 | 0.0 |
| Some Other Race | 19,920 | 6.2 | 13,371 | 5.2 | 6,549 | 10.5 |
| Two or More Races | 6,162 | 1.9 | 3,624 | 1.4 | 2,538 | 4.1 |
HISPANIC OR LATINO AND RACE | ||||||
| Hispanic or Latino (of any race) | 83,177 | 25.9 | 56,742 | 21.9 | 26,435 | 42.2 |
| Not Hispanic or Latino | 238,343 | 74.1 | 202,131 | 78.1 | 36,212 | 57.8 |
| One Race | 235,556 | 73.3 | 200,557 | 77.5 | 34,999 | 55.9 |
| White | 211,156 | 65.7 | 183,852 | 71.0 | 27,304 | 43.6 |
| Black or African American | 19,898 | 6.2 | 13,270 | 5.1 | 6,628 | 10.6 |
| American Indian and Alaska Native | 609 | 0.2 | 440 | 0.2 | 169 | 0.3 |
| Asian | 3,390 | 1.1 | 2,655 | 1.0 | 735 | 1.2 |
| Native Hawaiian and Other Pacific Islander | 72 | 0.0 | 62 | 0.0 | 10 | 0.0 |
| Some Other Race | 431 | 0.1 | 278 | 0.1 | 153 | 0.2 |
| Two or More Races | 2,787 | 0.9 | 1,574 | 0.6 | 1,213 | 1.9 |
HOUSING UNITS | ||||||
| Total housing units | 197,298 | 100.0 | ||||
OCCUPANCY STATUS | ||||||
| Occupied housing units | 133,179 | 67.5 | ||||
| Vacant housing units | 64,119 | 32.5 | ||||