| | Buckeystown, MD | Adamstown, MD | United States |
| Population | 1,397 | 2,212 | 329,725,481 |
| Female Population | 49.4% | 47.5% | 50.5% |
| Male Population | 50.6% | 52.5% | 49.5% |
| Median Age | 65 | 42.6 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,361 | 2,134 | 309,327,143 |
| Population - 2000 | 759 | 862 | 285,036,114 |
| Population - 1990 | 534 | 646 | 251,960,433 |
| Pop. 2000 to Now | 64.4% | 219.0% | 15.6% |
| Pop. 1990 to Now | 133.7% | 325.7% | 30.8% |
| space4 | | | |
| Population Density | 913.7 | 672.5 | 93.4 |
| Land Area | 1.5 | 3.3 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Buckeystown, MD | Adamstown, MD | United States |
| Age 0 to 4 | 0.0% | 3.8% | 5.9% |
| Age 5 to 9 | 5.9% | 7.1% | 6.1% |
| Age 10 to 14 | 3.6% | 7.4% | 6.6% |
| Age 15 to 17 | 2.7% | 3.6% | 3.9% |
| Age 18 to 20 | 1.0% | 2.8% | 4.0% |
| Age 21 to 24 | 2.3% | 9.1% | 5.2% |
| Age 25 to 34 | 9.0% | 5.3% | 13.8% |
| Age 35 to 44 | 10.5% | 15.2% | 12.9% |
| Age 45 to 54 | 7.2% | 19.7% | 12.6% |
| Age 55 to 59 | 4.9% | 11.8% | 6.7% |
| Age 60 to 64 | 2.9% | 3.9% | 6.3% |
| Age 65 to 74 | 19.7% | 8.7% | 9.6% |
| Age 75 to 84 | 14.9% | 1.2% | 4.5% |
| Age 85 and over | 15.5% | 0.4% | 1.9% |
| space1 | | | |
| Race | | | |
| | Buckeystown, MD | Adamstown, MD | United States |
| White | 72.4% | 82.4% | 59.4% |
| Black | 4.1% | 8.1% | 12.2% |
| Asian | 3.7% | 3.0% | 5.6% |
| Native American | 1.4% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 2.6% | 1.2% | 3.2% |
| Hispanic | 15.9% | 5.3% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Buckeystown, MD | Adamstown, MD | United States |
| Married Population | 58.1% | 66.0% | 49.8% |
| Currently Married | 57.5% | 64.3% | 48.0% |
| Married but Separated | 0.6% | 1.8% | 1.8% |
| Single Population | 41.9% | 34.0% | 50.2% |
| Never Married | 18.9% | 27.5% | 33.8% |
| Divorced | 5.3% | 5.3% | 10.8% |
| Widowed | 17.6% | 1.2% | 5.6% |
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| Household Size | 2.40 | 3.08 | 2.60 |
| Households | 501 | 718 | 124,010,992 |
| Family Households | 359 | 612 | 80,755,759 |
| Married couple, w/children | 35.7% | 35.8% | 30.5% |
| Married couple, no children | 53.2% | 55.6% | 42.9% |
| Non Family Households | 142 | 106 | 43,255,233 |
| Single householder, w/children | 0.0% | 3.3% | 15.8% |
| Single householder, no children | 11.1% | 5.4% | 10.8% |