| | Conway, MA | Chesterfield, MA | United States |
| Population | 1,813 | 1,087 | 329,725,481 |
| Female Population | 50.8% | 51.5% | 50.5% |
| Male Population | 49.2% | 48.5% | 49.5% |
| Median Age | 54.4 | 49 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,902 | 1,226 | 309,327,143 |
| Population - 2000 | 1,809 | 1,201 | 285,036,114 |
| Population - 1990 | 1,529 | 1,048 | 251,960,433 |
| Pop. 2000 to Now | 3.7% | 4.1% | 15.6% |
| Pop. 1990 to Now | 22.6% | 19.3% | 30.8% |
| space4 | | | |
| Population Density | 48.1 | 35.2 | 93.4 |
| Land Area | 37.7 | 30.9 | 3,531,905.4 |
| Water Area | 0.2 | 0.4 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Conway, MA | Chesterfield, MA | United States |
| Age 0 to 4 | 4.6% | 2.5% | 5.9% |
| Age 5 to 9 | 2.0% | 1.8% | 6.1% |
| Age 10 to 14 | 6.7% | 5.5% | 6.6% |
| Age 15 to 17 | 4.6% | 4.9% | 3.9% |
| Age 18 to 20 | 0.6% | 5.6% | 4.0% |
| Age 21 to 24 | 1.7% | 2.3% | 5.2% |
| Age 25 to 34 | 6.2% | 10.2% | 13.8% |
| Age 35 to 44 | 12.4% | 9.5% | 12.9% |
| Age 45 to 54 | 12.5% | 18.3% | 12.6% |
| Age 55 to 59 | 7.9% | 7.7% | 6.7% |
| Age 60 to 64 | 10.9% | 9.9% | 6.3% |
| Age 65 to 74 | 22.9% | 14.5% | 9.6% |
| Age 75 to 84 | 6.1% | 5.7% | 4.5% |
| Age 85 and over | 0.9% | 1.5% | 1.9% |
| space1 | | | |
| Race | | | |
| | Conway, MA | Chesterfield, MA | United States |
| White | 97.1% | 96.8% | 59.4% |
| Black | 0.0% | 0.0% | 12.2% |
| Asian | 0.3% | 0.0% | 5.6% |
| Native American | 0.0% | 0.4% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.4% | 0.0% | 0.4% |
| Two or More Races | 0.7% | 0.0% | 3.2% |
| Hispanic | 1.5% | 2.9% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Conway, MA | Chesterfield, MA | United States |
| Married Population | 65.5% | 58.3% | 49.8% |
| Currently Married | 63.8% | 58.3% | 48.0% |
| Married but Separated | 1.7% | 0.0% | 1.8% |
| Single Population | 34.5% | 41.7% | 50.2% |
| Never Married | 23.2% | 25.4% | 33.8% |
| Divorced | 8.0% | 11.5% | 10.8% |
| Widowed | 3.3% | 4.8% | 5.6% |
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| Household Size | 2.26 | 2.36 | 2.60 |
| Households | 801 | 460 | 124,010,992 |
| Family Households | 534 | 330 | 80,755,759 |
| Married couple, w/children | 24.3% | 30.9% | 30.5% |
| Married couple, no children | 66.3% | 54.8% | 42.9% |
| Non Family Households | 267 | 130 | 43,255,233 |
| Single householder, w/children | 6.6% | 5.5% | 15.8% |
| Single householder, no children | 2.8% | 8.8% | 10.8% |