| | Dalton, MA | Becket, MA | United States |
| Population | 6,356 | 2,152 | 329,725,481 |
| Female Population | 51.1% | 44.6% | 50.5% |
| Male Population | 48.9% | 55.4% | 49.5% |
| Median Age | 52.4 | 46.9 | 38.4 |
| space3 | | | |
| Population - 2010 | 6,753 | 1,777 | 309,327,143 |
| Population - 2000 | 6,892 | 1,755 | 285,036,114 |
| Population - 1990 | 7,155 | 1,481 | 251,960,433 |
| Pop. 2000 to Now | -6.0% | -2.7% | 15.6% |
| Pop. 1990 to Now | -9.5% | 15.3% | 30.8% |
| space4 | | | |
| Population Density | 291.8 | 46.7 | 93.4 |
| Land Area | 21.8 | 46.1 | 3,531,905.4 |
| Water Area | 0.1 | 1.7 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Dalton, MA | Becket, MA | United States |
| Age 0 to 4 | 4.4% | 3.5% | 5.9% |
| Age 5 to 9 | 5.3% | 3.9% | 6.1% |
| Age 10 to 14 | 7.0% | 6.1% | 6.6% |
| Age 15 to 17 | 3.7% | 3.6% | 3.9% |
| Age 18 to 20 | 1.3% | 1.3% | 4.0% |
| Age 21 to 24 | 2.0% | 2.4% | 5.2% |
| Age 25 to 34 | 8.0% | 10.5% | 13.8% |
| Age 35 to 44 | 9.9% | 12.4% | 12.9% |
| Age 45 to 54 | 15.3% | 19.4% | 12.6% |
| Age 55 to 59 | 9.2% | 7.7% | 6.7% |
| Age 60 to 64 | 9.1% | 10.2% | 6.3% |
| Age 65 to 74 | 13.5% | 14.5% | 9.6% |
| Age 75 to 84 | 6.5% | 4.0% | 4.5% |
| Age 85 and over | 4.7% | 0.6% | 1.9% |
| space1 | | | |
| Race | | | |
| | Dalton, MA | Becket, MA | United States |
| White | 94.6% | 90.2% | 59.4% |
| Black | 0.2% | 0.2% | 12.2% |
| Asian | 0.8% | 0.1% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.4% | 0.4% |
| Two or More Races | 0.8% | 2.6% | 3.2% |
| Hispanic | 3.7% | 6.4% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Dalton, MA | Becket, MA | United States |
| Married Population | 58.6% | 57.8% | 49.8% |
| Currently Married | 56.0% | 50.1% | 48.0% |
| Married but Separated | 2.6% | 7.7% | 1.8% |
| Single Population | 41.4% | 42.2% | 50.2% |
| Never Married | 18.8% | 26.6% | 33.8% |
| Divorced | 11.1% | 11.9% | 10.8% |
| Widowed | 11.5% | 3.7% | 5.6% |
| space5 | | | |
| Household Size | 2.16 | 2.21 | 2.60 |
| Households | 2,907 | 974 | 124,010,992 |
| Family Households | 1,680 | 584 | 80,755,759 |
| Married couple, w/children | 32.1% | 24.5% | 30.5% |
| Married couple, no children | 52.1% | 57.0% | 42.9% |
| Non Family Households | 1,227 | 390 | 43,255,233 |
| Single householder, w/children | 7.9% | 13.2% | 15.8% |
| Single householder, no children | 7.8% | 5.3% | 10.8% |