| | Royalston, MA | Ashburnham, MA | United States |
| Population | 1,461 | 6,315 | 329,725,481 |
| Female Population | 42.4% | 48.8% | 50.5% |
| Male Population | 57.6% | 51.2% | 49.5% |
| Median Age | 48.2 | 40 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,259 | 6,086 | 309,327,143 |
| Population - 2000 | 1,254 | 5,546 | 285,036,114 |
| Population - 1990 | 1,147 | 5,433 | 251,960,433 |
| Pop. 2000 to Now | 1.9% | 14.5% | 15.6% |
| Pop. 1990 to Now | 11.4% | 16.9% | 30.8% |
| space4 | | | |
| Population Density | 35.0 | 164.6 | 93.4 |
| Land Area | 41.8 | 38.4 | 3,531,905.4 |
| Water Area | 0.7 | 2.6 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Royalston, MA | Ashburnham, MA | United States |
| Age 0 to 4 | 6.0% | 5.7% | 5.9% |
| Age 5 to 9 | 8.2% | 6.7% | 6.1% |
| Age 10 to 14 | 3.8% | 7.6% | 6.6% |
| Age 15 to 17 | 4.5% | 4.6% | 3.9% |
| Age 18 to 20 | 0.8% | 4.3% | 4.0% |
| Age 21 to 24 | 5.1% | 2.7% | 5.2% |
| Age 25 to 34 | 9.9% | 10.1% | 13.8% |
| Age 35 to 44 | 7.5% | 14.2% | 12.9% |
| Age 45 to 54 | 17.9% | 11.2% | 12.6% |
| Age 55 to 59 | 7.2% | 7.9% | 6.7% |
| Age 60 to 64 | 10.2% | 8.1% | 6.3% |
| Age 65 to 74 | 14.6% | 14.5% | 9.6% |
| Age 75 to 84 | 3.7% | 2.0% | 4.5% |
| Age 85 and over | 0.7% | 0.4% | 1.9% |
| space1 | | | |
| Race | | | |
| | Royalston, MA | Ashburnham, MA | United States |
| White | 98.8% | 92.0% | 59.4% |
| Black | 0.0% | 1.2% | 12.2% |
| Asian | 0.2% | 0.2% | 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 | 1.0% | 2.6% | 3.2% |
| Hispanic | 0.0% | 4.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Royalston, MA | Ashburnham, MA | United States |
| Married Population | 60.8% | 61.4% | 49.8% |
| Currently Married | 59.5% | 59.7% | 48.0% |
| Married but Separated | 1.3% | 1.6% | 1.8% |
| Single Population | 39.2% | 38.6% | 50.2% |
| Never Married | 26.9% | 25.3% | 33.8% |
| Divorced | 7.6% | 8.4% | 10.8% |
| Widowed | 4.8% | 4.9% | 5.6% |
| space5 | | | |
| Household Size | 2.65 | 2.87 | 2.60 |
| Households | 551 | 2,130 | 124,010,992 |
| Family Households | 393 | 1,825 | 80,755,759 |
| Married couple, w/children | 23.7% | 27.9% | 30.5% |
| Married couple, no children | 61.6% | 50.4% | 42.9% |
| Non Family Households | 158 | 305 | 43,255,233 |
| Single householder, w/children | 11.5% | 15.2% | 15.8% |
| Single householder, no children | 3.3% | 6.4% | 10.8% |