| Statistic | Castlemont | Oakland | California |
| Population | 3,668 | 422,575 | 39,512,223 |
| Population density (sq mi) | 8,824 | 7,555 | 256 |
| Median age | 29.5 | 36.6 | 36.0 |
| Male/Female ratio | 1.0:1 | 0.9:1 | 1.0:1 |
| Married (15yrs & older) | n/a | 43% | 52% |
| Families w/ Kids under 18 | 68% | 43% | 46% |
| Speak English | n/a | 60% | 56% |
| Speak Spanish | n/a | 22% | 29% |
| Race | Castlemont | Oakland | California |
| White | 14.46% | 34.36% | 61.26% |
| Black | 32.23% | 22.69% | 5.85% |
| Asian | 1.90% | 15.76% | 13.85% |
| American Indian | 0.33% | 0.90% | 0.74% |
| Native Hawaiian | 1.37% | 0.60% | 0.39% |
| Mixed race | 16.10% | 8.43% | 4.62% |
| Other race | 33.62% | 17.28% | 13.28% |
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