| PEOPLE | Pacifica | Phoenix | United States |
| Population | 37,234 | 1,445,632 | 308,035,306 |
| Pop. Density | 2,942 | 2,798 | 87 |
| Pop. Change | -3.49% | 5.11% | 8.07% |
| Median Age | 41.6 | 32.2 | 37.3 |
| Households | 13,967 | 514,806 | 116,716,292 |
| Household Size | 2.65 | 2.78 | 2.58 |
| Male Population | 48.87% | 50.15% | 49.27% |
| Female Population | 51.13% | 49.85% | 50.96% |
| Married Population | 49.94% | 38.49% | 47.02% |
| Single Population | 50.06% | 61.51% | 52.98% |
| ESTIMATED TOTAL POPULATION BY AGE | | | |
| Age 0 to 4 | 5.43% | 8.29% | 6.56% |
| Age 5 to 9 | 5.55% | 7.83% | 6.61% |
| Age 10 to 14 | 5.94% | 7.52% | 6.71% |
| Age 15 to 17 | 3.78% | 4.60% | 4.21% |
| Age 18 to 20 | 2.14% | 3.04% | 2.95% |
| Age 21 to 24 | 5.50% | 7.38% | 7.01% |
| Age 25 to 34 | 12.22% | 15.50% | 13.33% |
| Age 35 to 44 | 14.67% | 14.28% | 13.33% |
| Age 45 to 49 | 17.41% | 13.50% | 14.61% |
| Age 50 to 54 | 17.41% | 13.50% | 14.61% |
| Age 55 to 59 | 15.24% | 9.62% | 11.84% |
| Age 60 to 64 | 15.24% | 9.62% | 11.84% |
| Age 65 to 74 | 6.97% | 4.87% | 7.05% |
| Age 75 to 84 | 3.70% | 2.56% | 4.24% |
| Age 85 and over | 1.46% | 1.00% | 1.78% |
| RACE | | | |
| White | 64.90% | 65.85% | 72.41% |
| Black | 2.62% | 6.48% | 12.61% |
| Asian | 19.42% | 3.15% | 4.75% |
| American Indian | 0.55% | 2.24% | 0.95% |
| Other | 12.50% | 22.28% | 9.28% |
| Hispanic | 3.36% | 2.90% | 16.35% |
| Non-Hispanic | 96.64% | 97.10% | 83.65% |
| FAMILY | | | |
| Married, w/children | 31.73% | 32.41% | 30.42% |
| Married, no children | 44.52% | 33.47% | 42.46% |
| Single, w/children | 9.85% | 19.84% | 14.39% |
| Single, no children | 13.91% | 14.28% | 12.73% |
| Divorced | 10.88% | 13.39% | 10.62% |
| Separated | 3.85% | 7.27% | 4.97% |
| Widowed | 4.98% | 4.82% | 6.14% |
| Now Married | 49.54% | 38.44% | 46.32% |
| Never Married | 30.76% | 36.08% | 31.95% |
