| | Ashburnham, MA | Warren, VT | United States |
| Population | 6,315 | 1,632 | 329,725,481 |
| Female Population | 48.8% | 50.2% | 50.5% |
| Male Population | 51.2% | 49.8% | 49.5% |
| Median Age | 40 | 52.2 | 38.4 |
| space3 | | | |
| Population - 2010 | 6,086 | 1,705 | 309,327,143 |
| Population - 2000 | 5,546 | 1,681 | 285,036,114 |
| Population - 1990 | 5,433 | 1,172 | 251,960,433 |
| Pop. 2000 to Now | 14.5% | -0.8% | 15.6% |
| Pop. 1990 to Now | 16.9% | 42.2% | 30.8% |
| space4 | | | |
| Population Density | 164.6 | 40.9 | 93.4 |
| Land Area | 38.4 | 39.9 | 3,531,905.4 |
| Water Area | 2.6 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Ashburnham, MA | Warren, VT | United States |
| Age 0 to 4 | 5.7% | 3.7% | 5.9% |
| Age 5 to 9 | 6.7% | 5.9% | 6.1% |
| Age 10 to 14 | 7.6% | 1.9% | 6.6% |
| Age 15 to 17 | 4.6% | 3.1% | 3.9% |
| Age 18 to 20 | 4.3% | 0.8% | 4.0% |
| Age 21 to 24 | 2.7% | 3.8% | 5.2% |
| Age 25 to 34 | 10.1% | 10.7% | 13.8% |
| Age 35 to 44 | 14.2% | 11.2% | 12.9% |
| Age 45 to 54 | 11.2% | 16.4% | 12.6% |
| Age 55 to 59 | 7.9% | 13.5% | 6.7% |
| Age 60 to 64 | 8.1% | 5.3% | 6.3% |
| Age 65 to 74 | 14.5% | 14.0% | 9.6% |
| Age 75 to 84 | 2.0% | 6.8% | 4.5% |
| Age 85 and over | 0.4% | 2.8% | 1.9% |
| space1 | | | |
| Race | | | |
| | Ashburnham, MA | Warren, VT | United States |
| White | 92.0% | 95.7% | 59.4% |
| Black | 1.2% | 2.4% | 12.2% |
| Asian | 0.2% | 0.1% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 2.6% | 1.0% | 3.2% |
| Hispanic | 4.0% | 0.8% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Ashburnham, MA | Warren, VT | United States |
| Married Population | 61.4% | 49.0% | 49.8% |
| Currently Married | 59.7% | 49.0% | 48.0% |
| Married but Separated | 1.6% | 0.0% | 1.8% |
| Single Population | 38.6% | 51.0% | 50.2% |
| Never Married | 25.3% | 30.8% | 33.8% |
| Divorced | 8.4% | 12.8% | 10.8% |
| Widowed | 4.9% | 7.5% | 5.6% |
| space5 | | | |
| Household Size | 2.87 | 2.32 | 2.60 |
| Households | 2,130 | 702 | 124,010,992 |
| Family Households | 1,825 | 419 | 80,755,759 |
| Married couple, w/children | 27.9% | 29.1% | 30.5% |
| Married couple, no children | 50.4% | 51.3% | 42.9% |
| Non Family Households | 305 | 283 | 43,255,233 |
| Single householder, w/children | 15.2% | 11.7% | 15.8% |
| Single householder, no children | 6.4% | 7.9% | 10.8% |