| | Easton, KS | Atchison, KS | United States |
| Population | 287 | 10,773 | 329,725,481 |
| Female Population | 46.3% | 52.5% | 50.5% |
| Male Population | 53.7% | 47.5% | 49.5% |
| Median Age | 45.8 | 31.1 | 38.4 |
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| Population - 2010 | 254 | 10,968 | 309,327,143 |
| Population - 2000 | 362 | 10,232 | 285,036,114 |
| Population - 1990 | 405 | 10,656 | 251,960,433 |
| Pop. 2000 to Now | -29.3% | 1.9% | 15.6% |
| Pop. 1990 to Now | -36.8% | -2.2% | 30.8% |
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| Population Density | 1,979.3 | 1,345.5 | 93.4 |
| Land Area | 0.1 | 8.0 | 3,531,905.4 |
| Water Area | 0.0 | 0.5 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Easton, KS | Atchison, KS | United States |
| Age 0 to 4 | 10.1% | 5.0% | 5.9% |
| Age 5 to 9 | 5.2% | 6.9% | 6.1% |
| Age 10 to 14 | 1.4% | 7.8% | 6.6% |
| Age 15 to 17 | 3.5% | 4.8% | 3.9% |
| Age 18 to 20 | 0.0% | 10.8% | 4.0% |
| Age 21 to 24 | 3.5% | 7.1% | 5.2% |
| Age 25 to 34 | 17.4% | 11.4% | 13.8% |
| Age 35 to 44 | 8.0% | 9.7% | 12.9% |
| Age 45 to 54 | 5.9% | 10.1% | 12.6% |
| Age 55 to 59 | 19.9% | 6.7% | 6.7% |
| Age 60 to 64 | 2.1% | 5.7% | 6.3% |
| Age 65 to 74 | 3.1% | 7.7% | 9.6% |
| Age 75 to 84 | 10.1% | 3.5% | 4.5% |
| Age 85 and over | 9.8% | 2.7% | 1.9% |
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| Race | | | |
| | Easton, KS | Atchison, KS | United States |
| White | 92.3% | 83.5% | 59.4% |
| Black | 2.8% | 3.7% | 12.2% |
| Asian | 1.7% | 0.7% | 5.6% |
| Native American | 0.0% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 0.7% | 7.4% | 3.2% |
| Hispanic | 2.4% | 4.6% | 18.4% |
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| Marriage & Family | | | |
| | Easton, KS | Atchison, KS | United States |
| Married Population | 48.5% | 36.7% | 49.8% |
| Currently Married | 48.5% | 36.3% | 48.0% |
| Married but Separated | 0.0% | 0.4% | 1.8% |
| Single Population | 51.5% | 63.3% | 50.2% |
| Never Married | 23.0% | 43.6% | 33.8% |
| Divorced | 13.4% | 13.4% | 10.8% |
| Widowed | 15.1% | 6.2% | 5.6% |
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| Household Size | 2.74 | 2.54 | 2.60 |
| Households | 90 | 3,652 | 124,010,992 |
| Family Households | 54 | 2,349 | 80,755,759 |
| Married couple, w/children | 57.4% | 26.4% | 30.5% |
| Married couple, no children | 18.5% | 37.5% | 42.9% |
| Non Family Households | 36 | 1,303 | 43,255,233 |
| Single householder, w/children | 14.8% | 24.1% | 15.8% |
| Single householder, no children | 9.3% | 11.9% | 10.8% |