| Statistic | Brookfield | Massachusetts | National |
| Population | 716 | 6,949,503 | 328,239,523 |
| Population density (sq mi) | 621 | 894 | 91 |
| Median age | 33.3 | 39.4 | 37.7 |
| Male/Female ratio | 1.0:1 | 0.9:1 | 1.0:1 |
| Married (15yrs & older) | 42% | 53% | 55% |
| Families w/ Kids under 18 | 41% | 43% | 43% |
| Speak English | 94% | 77% | 79% |
| Speak Spanish | 1% | 9% | 13% |
| Race | Brookfield | Massachusetts | National |
| White | 79.05% | 79.26% | 73.35% |
| Black | 1.54% | 7.26% | 12.63% |
| Asian | 3.49% | 6.11% | 5.22% |
| American Indian | 0.00% | 0.21% | 0.82% |
| Native Hawaiian | 0.00% | 0.03% | 0.18% |
| Mixed race | 3.07% | 3.01% | 3.06% |
| Other race | 12.85% | 4.13% | 4.75% |
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