| Subject | Total | 18 years and over | Under 18 years | |||
| Number | Percent | Number | Percent | Number | Percent | |
| POPULATION | ||||||
| Total Population | 351,715 | 100.0 | 282,026 | 100.0 | 69,689 | 100.0 |
| RACE | ||||||
| One Race | 337,052 | 95.8 | 273,377 | 96.9 | 63,675 | 91.4 |
| White | 310,685 | 88.3 | 253,832 | 90.0 | 56,853 | 81.6 |
| Black or African American | 3,369 | 1.0 | 2,482 | 0.9 | 887 | 1.3 |
| American Indian and Alaska Native | 4,070 | 1.2 | 3,032 | 1.1 | 1,038 | 1.5 |
| Asian | 8,322 | 2.4 | 6,943 | 2.5 | 1,379 | 2.0 |
| Native Hawaiian and Other Pacific Islander | 769 | 0.2 | 603 | 0.2 | 166 | 0.2 |
| Some Other Race | 9,837 | 2.8 | 6,485 | 2.3 | 3,352 | 4.8 |
| Two or More Races | 14,663 | 4.2 | 8,649 | 3.1 | 6,014 | 8.6 |
HISPANIC OR LATINO AND RACE | ||||||
| Hispanic or Latino (of any race) | 26,167 | 7.4 | 16,322 | 5.8 | 9,845 | 14.1 |
| Not Hispanic or Latino | 325,548 | 92.6 | 265,704 | 94.2 | 59,844 | 85.9 |
| One Race | 313,743 | 89.2 | 258,464 | 91.6 | 55,279 | 79.3 |
| White | 297,808 | 84.7 | 245,734 | 87.1 | 52,074 | 74.7 |
| Black or African American | 3,102 | 0.9 | 2,335 | 0.8 | 767 | 1.1 |
| American Indian and Alaska Native | 3,418 | 1.0 | 2,621 | 0.9 | 797 | 1.1 |
| Asian | 8,169 | 2.3 | 6,844 | 2.4 | 1,325 | 1.9 |
| Native Hawaiian and Other Pacific Islander | 732 | 0.2 | 577 | 0.2 | 155 | 0.2 |
| Some Other Race | 514 | 0.1 | 353 | 0.1 | 161 | 0.2 |
| Two or More Races | 11,805 | 3.4 | 7,240 | 2.6 | 4,565 | 6.6 |
HOUSING UNITS | ||||||
| Total housing units | 156,112 | 100.0 | ||||
OCCUPANCY STATUS | ||||||
| Occupied housing units | 145,966 | 93.5 | ||||
| Vacant housing units | 10,146 | 6.5 | ||||