| | Stratford, NH | Stewartstown, NH | United States |
| Population | 830 | 1,028 | 329,725,481 |
| Female Population | 37.5% | 52.7% | 50.5% |
| Male Population | 62.5% | 47.3% | 49.5% |
| Median Age | 51.8 | 55.5 | 38.4 |
| space3 | | | |
| Population - 2010 | 744 | 994 | 309,327,143 |
| Population - 2000 | 942 | 1,012 | 285,036,114 |
| Population - 1990 | 927 | 1,048 | 251,960,433 |
| Pop. 2000 to Now | -27.9% | -8.6% | 15.6% |
| Pop. 1990 to Now | -26.8% | -11.7% | 30.8% |
| space4 | | | |
| Population Density | 10.4 | 22.3 | 93.4 |
| Land Area | 79.5 | 46.2 | 3,531,905.4 |
| Water Area | 0.5 | 0.6 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Stratford, NH | Stewartstown, NH | United States |
| Age 0 to 4 | 7.5% | 2.4% | 5.9% |
| Age 5 to 9 | 2.4% | 2.4% | 6.1% |
| Age 10 to 14 | 3.0% | 5.3% | 6.6% |
| Age 15 to 17 | 3.5% | 1.7% | 3.9% |
| Age 18 to 20 | 9.9% | 2.6% | 4.0% |
| Age 21 to 24 | 0.8% | 6.7% | 5.2% |
| Age 25 to 34 | 3.5% | 6.6% | 13.8% |
| Age 35 to 44 | 9.9% | 12.0% | 12.9% |
| Age 45 to 54 | 16.9% | 10.3% | 12.6% |
| Age 55 to 59 | 4.8% | 5.8% | 6.7% |
| Age 60 to 64 | 15.3% | 11.5% | 6.3% |
| Age 65 to 74 | 12.2% | 19.7% | 9.6% |
| Age 75 to 84 | 9.5% | 7.0% | 4.5% |
| Age 85 and over | 0.8% | 5.9% | 1.9% |
| space1 | | | |
| Race | | | |
| | Stratford, NH | Stewartstown, NH | United States |
| White | 98.8% | 93.2% | 59.4% |
| Black | 0.1% | 0.9% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.8% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 0.8% | 1.4% | 3.2% |
| Hispanic | 0.2% | 3.8% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Stratford, NH | Stewartstown, NH | United States |
| Married Population | 50.5% | 36.6% | 49.8% |
| Currently Married | 50.5% | 36.1% | 48.0% |
| Married but Separated | 0.0% | 0.4% | 1.8% |
| Single Population | 49.5% | 63.4% | 50.2% |
| Never Married | 28.6% | 34.0% | 33.8% |
| Divorced | 16.0% | 21.0% | 10.8% |
| Widowed | 4.8% | 8.4% | 5.6% |
| space5 | | | |
| Household Size | 2.63 | 2.08 | 2.60 |
| Households | 316 | 436 | 124,010,992 |
| Family Households | 228 | 269 | 80,755,759 |
| Married couple, w/children | 12.3% | 8.9% | 30.5% |
| Married couple, no children | 64.5% | 45.4% | 42.9% |
| Non Family Households | 88 | 167 | 43,255,233 |
| Single householder, w/children | 19.7% | 14.9% | 15.8% |
| Single householder, no children | 3.5% | 30.9% | 10.8% |