| | North Walpole, NH | Beverly, MA | United States |
| Population | 555 | 42,448 | 329,725,481 |
| Female Population | 52.3% | 53.1% | 50.5% |
| Male Population | 47.8% | 46.9% | 49.5% |
| Median Age | 46.5 | 40.4 | 38.4 |
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| Population - 2010 | 1,207 | 39,729 | 309,327,143 |
| Population - 2000 | 742 | 39,862 | 285,036,114 |
| Population - 1990 | 666 | 38,195 | 251,960,433 |
| Pop. 2000 to Now | 6.1% | 6.0% | 15.6% |
| Pop. 1990 to Now | 18.2% | 10.6% | 30.8% |
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| Population Density | 810.2 | 2,813.0 | 93.4 |
| Land Area | 0.7 | 15.1 | 3,531,905.4 |
| Water Area | 0.0 | 7.5 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | North Walpole, NH | Beverly, MA | United States |
| Age 0 to 4 | 0.7% | 5.9% | 5.9% |
| Age 5 to 9 | 0.0% | 4.2% | 6.1% |
| Age 10 to 14 | 1.6% | 6.2% | 6.6% |
| Age 15 to 17 | 15.5% | 2.6% | 3.9% |
| Age 18 to 20 | 0.4% | 6.4% | 4.0% |
| Age 21 to 24 | 1.8% | 6.4% | 5.2% |
| Age 25 to 34 | 26.8% | 12.2% | 13.8% |
| Age 35 to 44 | 0.9% | 10.8% | 12.9% |
| Age 45 to 54 | 22.3% | 12.3% | 12.6% |
| Age 55 to 59 | 5.8% | 7.1% | 6.7% |
| Age 60 to 64 | 8.1% | 7.6% | 6.3% |
| Age 65 to 74 | 11.9% | 10.7% | 9.6% |
| Age 75 to 84 | 3.1% | 4.4% | 4.5% |
| Age 85 and over | 1.1% | 3.2% | 1.9% |
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| Race | | | |
| | North Walpole, NH | Beverly, MA | United States |
| White | 95.0% | 86.1% | 59.4% |
| Black | 0.0% | 2.3% | 12.2% |
| Asian | 0.0% | 2.0% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.4% | 0.4% |
| Two or More Races | 5.0% | 3.2% | 3.2% |
| Hispanic | 0.0% | 5.9% | 18.4% |
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| Marriage & Family | | | |
| | North Walpole, NH | Beverly, MA | United States |
| Married Population | 42.4% | 49.1% | 49.8% |
| Currently Married | 39.3% | 47.6% | 48.0% |
| Married but Separated | 3.1% | 1.5% | 1.8% |
| Single Population | 57.6% | 50.9% | 50.2% |
| Never Married | 37.6% | 36.2% | 33.8% |
| Divorced | 17.0% | 10.2% | 10.8% |
| Widowed | 3.0% | 4.5% | 5.6% |
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| Household Size | 2.24 | 2.32 | 2.60 |
| Households | 248 | 16,717 | 124,010,992 |
| Family Households | 151 | 10,091 | 80,755,759 |
| Married couple, w/children | 19.9% | 31.1% | 30.5% |
| Married couple, no children | 53.6% | 48.4% | 42.9% |
| Non Family Households | 97 | 6,626 | 43,255,233 |
| Single householder, w/children | 11.9% | 12.4% | 15.8% |
| Single householder, no children | 14.6% | 8.1% | 10.8% |