| | Chester, MA | Barberton, OH | United States |
| Population | 1,400 | 25,309 | 329,725,481 |
| Female Population | 50.9% | 53.0% | 50.5% |
| Male Population | 49.1% | 47.0% | 49.5% |
| Median Age | 45.8 | 40.3 | 38.4 |
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| Population - 2010 | 1,339 | 26,515 | 309,327,143 |
| Population - 2000 | 1,308 | 27,899 | 285,036,114 |
| Population - 1990 | 1,280 | 27,623 | 251,960,433 |
| Pop. 2000 to Now | 4.4% | -7.5% | 15.6% |
| Pop. 1990 to Now | 6.6% | -6.6% | 30.8% |
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| Population Density | 38.2 | 2,807.4 | 93.4 |
| Land Area | 36.6 | 9.0 | 3,531,905.4 |
| Water Area | 0.6 | 0.2 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Chester, MA | Barberton, OH | United States |
| Age 0 to 4 | 3.7% | 6.8% | 5.9% |
| Age 5 to 9 | 8.0% | 6.3% | 6.1% |
| Age 10 to 14 | 9.1% | 6.4% | 6.6% |
| Age 15 to 17 | 2.9% | 4.0% | 3.9% |
| Age 18 to 20 | 2.3% | 2.1% | 4.0% |
| Age 21 to 24 | 3.6% | 3.2% | 5.2% |
| Age 25 to 34 | 8.8% | 14.8% | 13.8% |
| Age 35 to 44 | 7.9% | 10.3% | 12.9% |
| Age 45 to 54 | 15.7% | 9.2% | 12.6% |
| Age 55 to 59 | 9.1% | 7.1% | 6.7% |
| Age 60 to 64 | 10.6% | 9.6% | 6.3% |
| Age 65 to 74 | 12.1% | 11.2% | 9.6% |
| Age 75 to 84 | 4.9% | 5.7% | 4.5% |
| Age 85 and over | 1.3% | 3.3% | 1.9% |
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| Race | | | |
| | Chester, MA | Barberton, OH | United States |
| White | 98.6% | 84.8% | 59.4% |
| Black | 0.4% | 9.7% | 12.2% |
| Asian | 0.0% | 0.2% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 0.4% | 2.9% | 3.2% |
| Hispanic | 0.6% | 2.2% | 18.4% |
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| Marriage & Family | | | |
| | Chester, MA | Barberton, OH | United States |
| Married Population | 60.4% | 42.4% | 49.8% |
| Currently Married | 58.8% | 39.2% | 48.0% |
| Married but Separated | 1.6% | 3.2% | 1.8% |
| Single Population | 39.6% | 57.6% | 50.2% |
| Never Married | 25.5% | 32.8% | 33.8% |
| Divorced | 9.2% | 15.3% | 10.8% |
| Widowed | 4.9% | 9.5% | 5.6% |
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| Household Size | 2.68 | 2.32 | 2.60 |
| Households | 517 | 10,768 | 124,010,992 |
| Family Households | 394 | 6,151 | 80,755,759 |
| Married couple, w/children | 32.2% | 21.6% | 30.5% |
| Married couple, no children | 46.4% | 39.8% | 42.9% |
| Non Family Households | 123 | 4,617 | 43,255,233 |
| Single householder, w/children | 9.9% | 25.0% | 15.8% |
| Single householder, no children | 11.4% | 13.6% | 10.8% |