| | Concord, VT | Brooklyn, CT | United States |
| Population | 1,097 | 8,421 | 329,725,481 |
| Female Population | 50.4% | 42.4% | 50.5% |
| Male Population | 49.6% | 57.7% | 49.5% |
| Median Age | 47.3 | 42.6 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,236 | 8,216 | 309,327,143 |
| Population - 2000 | 1,196 | 7,173 | 285,036,114 |
| Population - 1990 | 1,093 | 6,681 | 251,960,433 |
| Pop. 2000 to Now | 0.7% | 15.4% | 15.6% |
| Pop. 1990 to Now | 10.2% | 23.9% | 30.8% |
| space4 | | | |
| Population Density | 21.4 | 289.2 | 93.4 |
| Land Area | 51.3 | 29.1 | 3,531,905.4 |
| Water Area | 2.2 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Concord, VT | Brooklyn, CT | United States |
| Age 0 to 4 | 4.8% | 5.7% | 5.9% |
| Age 5 to 9 | 4.0% | 4.7% | 6.1% |
| Age 10 to 14 | 4.8% | 8.6% | 6.6% |
| Age 15 to 17 | 4.1% | 3.9% | 3.9% |
| Age 18 to 20 | 3.7% | 2.2% | 4.0% |
| Age 21 to 24 | 4.1% | 4.3% | 5.2% |
| Age 25 to 34 | 9.9% | 12.9% | 13.8% |
| Age 35 to 44 | 13.1% | 9.7% | 12.9% |
| Age 45 to 54 | 12.8% | 18.5% | 12.6% |
| Age 55 to 59 | 10.5% | 5.9% | 6.7% |
| Age 60 to 64 | 6.3% | 6.3% | 6.3% |
| Age 65 to 74 | 12.3% | 9.2% | 9.6% |
| Age 75 to 84 | 8.0% | 4.8% | 4.5% |
| Age 85 and over | 1.5% | 3.4% | 1.9% |
| space1 | | | |
| Race | | | |
| | Concord, VT | Brooklyn, CT | United States |
| White | 94.8% | 85.7% | 59.4% |
| Black | 0.0% | 1.8% | 12.2% |
| Asian | 0.2% | 4.3% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.5% | 0.2% | 0.4% |
| Two or More Races | 3.8% | 2.9% | 3.2% |
| Hispanic | 0.6% | 5.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Concord, VT | Brooklyn, CT | United States |
| Married Population | 46.9% | 57.8% | 49.8% |
| Currently Married | 44.0% | 56.5% | 48.0% |
| Married but Separated | 2.9% | 1.3% | 1.8% |
| Single Population | 53.1% | 42.2% | 50.2% |
| Never Married | 29.6% | 26.6% | 33.8% |
| Divorced | 16.6% | 10.5% | 10.8% |
| Widowed | 7.0% | 5.1% | 5.6% |
| space5 | | | |
| Household Size | 2.25 | 2.79 | 2.60 |
| Households | 478 | 2,807 | 124,010,992 |
| Family Households | 279 | 2,269 | 80,755,759 |
| Married couple, w/children | 19.4% | 29.4% | 30.5% |
| Married couple, no children | 51.6% | 48.5% | 42.9% |
| Non Family Households | 199 | 538 | 43,255,233 |
| Single householder, w/children | 17.6% | 15.6% | 15.8% |
| Single householder, no children | 11.5% | 6.4% | 10.8% |