| | Shannon Hills, AR | Alexander, AR | United States |
| Population | 4,365 | 3,363 | 329,725,481 |
| Female Population | 51.3% | 56.9% | 50.5% |
| Male Population | 48.7% | 43.2% | 49.5% |
| Median Age | 35.6 | 30.2 | 38.4 |
| space3 | | | |
| Population - 2010 | 3,141 | 2,920 | 309,327,143 |
| Population - 2000 | 2,005 | 614 | 285,036,114 |
| Population - 1990 | 1,755 | 201 | 251,960,433 |
| Pop. 2000 to Now | 103.8% | 489.7% | 15.6% |
| Pop. 1990 to Now | 132.9% | 1,701.5% | 30.8% |
| space4 | | | |
| Population Density | 1,654.7 | 1,492.0 | 93.4 |
| Land Area | 2.6 | 2.3 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Shannon Hills, AR | Alexander, AR | United States |
| Age 0 to 4 | 6.6% | 5.6% | 5.9% |
| Age 5 to 9 | 13.0% | 7.8% | 6.1% |
| Age 10 to 14 | 7.1% | 7.8% | 6.6% |
| Age 15 to 17 | 1.6% | 6.4% | 3.9% |
| Age 18 to 20 | 5.0% | 7.3% | 4.0% |
| Age 21 to 24 | 1.0% | 6.8% | 5.2% |
| Age 25 to 34 | 14.2% | 15.2% | 13.8% |
| Age 35 to 44 | 22.6% | 13.8% | 12.9% |
| Age 45 to 54 | 10.0% | 8.4% | 12.6% |
| Age 55 to 59 | 3.8% | 6.4% | 6.7% |
| Age 60 to 64 | 3.5% | 6.1% | 6.3% |
| Age 65 to 74 | 4.3% | 6.9% | 9.6% |
| Age 75 to 84 | 3.4% | 1.6% | 4.5% |
| Age 85 and over | 4.0% | 0.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Shannon Hills, AR | Alexander, AR | United States |
| White | 50.8% | 46.8% | 59.4% |
| Black | 44.1% | 24.9% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 0.2% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 1.8% | 0.4% |
| Two or More Races | 4.2% | 2.6% | 3.2% |
| Hispanic | 0.8% | 23.9% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Shannon Hills, AR | Alexander, AR | United States |
| Married Population | 57.4% | 47.6% | 49.8% |
| Currently Married | 56.3% | 45.8% | 48.0% |
| Married but Separated | 1.1% | 1.8% | 1.8% |
| Single Population | 42.6% | 52.4% | 50.2% |
| Never Married | 23.6% | 34.2% | 33.8% |
| Divorced | 10.9% | 12.8% | 10.8% |
| Widowed | 8.1% | 5.4% | 5.6% |
| space5 | | | |
| Household Size | 2.71 | 2.81 | 2.60 |
| Households | 1,610 | 1,198 | 124,010,992 |
| Family Households | 1,260 | 839 | 80,755,759 |
| Married couple, w/children | 47.1% | 31.5% | 30.5% |
| Married couple, no children | 28.5% | 31.0% | 42.9% |
| Non Family Households | 350 | 359 | 43,255,233 |
| Single householder, w/children | 17.4% | 27.3% | 15.8% |
| Single householder, no children | 7.1% | 10.3% | 10.8% |