| | Abingdon, VA | Lake St. Louis, MO | United States |
| Population | 8,350 | 16,665 | 329,725,481 |
| Female Population | 50.2% | 49.2% | 50.5% |
| Male Population | 49.8% | 50.8% | 49.5% |
| Median Age | 45 | 43.9 | 38.4 |
| space3 | | | |
| Population - 2010 | 8,226 | 14,607 | 309,327,143 |
| Population - 2000 | 7,780 | 10,169 | 285,036,114 |
| Population - 1990 | 7,003 | 8,355 | 251,960,433 |
| Pop. 2000 to Now | 1.0% | 69.0% | 15.6% |
| Pop. 1990 to Now | 12.2% | 105.7% | 30.8% |
| space4 | | | |
| Population Density | 1,037.4 | 2,002.5 | 93.4 |
| Land Area | 8.0 | 8.3 | 3,531,905.4 |
| Water Area | 0.0 | 0.8 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Abingdon, VA | Lake St. Louis, MO | United States |
| Age 0 to 4 | 3.8% | 3.4% | 5.9% |
| Age 5 to 9 | 3.4% | 7.4% | 6.1% |
| Age 10 to 14 | 5.1% | 5.0% | 6.6% |
| Age 15 to 17 | 3.2% | 4.6% | 3.9% |
| Age 18 to 20 | 3.4% | 2.6% | 4.0% |
| Age 21 to 24 | 4.6% | 6.9% | 5.2% |
| Age 25 to 34 | 16.3% | 8.6% | 13.8% |
| Age 35 to 44 | 10.4% | 12.9% | 12.9% |
| Age 45 to 54 | 11.8% | 13.3% | 12.6% |
| Age 55 to 59 | 7.7% | 6.9% | 6.7% |
| Age 60 to 64 | 6.3% | 8.2% | 6.3% |
| Age 65 to 74 | 14.4% | 10.7% | 9.6% |
| Age 75 to 84 | 7.4% | 7.1% | 4.5% |
| Age 85 and over | 2.3% | 2.3% | 1.9% |
| space1 | | | |
| Race | | | |
| | Abingdon, VA | Lake St. Louis, MO | United States |
| White | 92.2% | 86.6% | 59.4% |
| Black | 2.8% | 4.2% | 12.2% |
| Asian | 1.0% | 1.3% | 5.6% |
| Native American | 0.3% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 2.0% | 3.5% | 3.2% |
| Hispanic | 1.7% | 4.4% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Abingdon, VA | Lake St. Louis, MO | United States |
| Married Population | 46.6% | 63.1% | 49.8% |
| Currently Married | 43.6% | 62.8% | 48.0% |
| Married but Separated | 3.0% | 0.3% | 1.8% |
| Single Population | 53.4% | 36.9% | 50.2% |
| Never Married | 28.9% | 22.6% | 33.8% |
| Divorced | 15.9% | 10.3% | 10.8% |
| Widowed | 8.6% | 4.0% | 5.6% |
| space5 | | | |
| Household Size | 2.05 | 2.47 | 2.60 |
| Households | 3,975 | 6,747 | 124,010,992 |
| Family Households | 2,007 | 4,878 | 80,755,759 |
| Married couple, w/children | 26.2% | 34.6% | 30.5% |
| Married couple, no children | 51.3% | 55.5% | 42.9% |
| Non Family Households | 1,968 | 1,869 | 43,255,233 |
| Single householder, w/children | 15.2% | 6.9% | 15.8% |
| Single householder, no children | 7.3% | 3.0% | 10.8% |