| Statistic | West Rock | New Haven | Connecticut |
| Population | 4,071 | 130,381 | 3,565,287 |
| Population density (sq mi) | 2,361 | 6,976 | 736 |
| Median age | 31.3 | 30.7 | 40.6 |
| Male/Female ratio | 0.9:1 | 0.9:1 | 1.0:1 |
| Married (15yrs & older) | n/a | 31% | 54% |
| Families w/ Kids under 18 | 46% | 52% | 43% |
| Speak English | n/a | 66% | 78% |
| Speak Spanish | n/a | 25% | 12% |


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| Race | West Rock | New Haven | Connecticut |
| White | 30.75% | 43.61% | 77.14% |
| Black | 47.47% | 33.56% | 10.39% |
| Asian | 2.02% | 5.22% | 4.26% |
| American Indian | 0.00% | 0.36% | 0.26% |
| Native Hawaiian | 0.00% | 0.01% | 0.03% |
| Mixed race | 18.03% | 5.67% | 2.98% |
| Other race | 1.73% | 11.57% | 4.95% |