| | Tull, AR | Arkadelphia, AR | United States |
| Population | 456 | 10,332 | 329,725,481 |
| Female Population | 41.2% | 52.0% | 50.5% |
| Male Population | 58.8% | 48.0% | 49.5% |
| Median Age | 41.6 | 24.5 | 38.4 |
| space3 | | | |
| Population - 2010 | 460 | 10,676 | 309,327,143 |
| Population - 2000 | 358 | 10,912 | 285,036,114 |
| Population - 1990 | 313 | 10,014 | 251,960,433 |
| Pop. 2000 to Now | 29.6% | -2.6% | 15.6% |
| Pop. 1990 to Now | 48.2% | 6.1% | 30.8% |
| space4 | | | |
| Population Density | 113.2 | 1,456.2 | 93.4 |
| Land Area | 4.0 | 7.1 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Tull, AR | Arkadelphia, AR | United States |
| Age 0 to 4 | 8.1% | 5.4% | 5.9% |
| Age 5 to 9 | 4.2% | 2.7% | 6.1% |
| Age 10 to 14 | 12.3% | 6.0% | 6.6% |
| Age 15 to 17 | 3.1% | 3.1% | 3.9% |
| Age 18 to 20 | 3.9% | 19.2% | 4.0% |
| Age 21 to 24 | 2.0% | 15.0% | 5.2% |
| Age 25 to 34 | 8.6% | 11.7% | 13.8% |
| Age 35 to 44 | 12.3% | 8.1% | 12.9% |
| Age 45 to 54 | 13.8% | 7.3% | 12.6% |
| Age 55 to 59 | 11.8% | 3.8% | 6.7% |
| Age 60 to 64 | 5.9% | 4.4% | 6.3% |
| Age 65 to 74 | 8.1% | 7.5% | 9.6% |
| Age 75 to 84 | 4.4% | 3.8% | 4.5% |
| Age 85 and over | 1.5% | 2.2% | 1.9% |
| space1 | | | |
| Race | | | |
| | Tull, AR | Arkadelphia, AR | United States |
| White | 91.4% | 58.2% | 59.4% |
| Black | 1.8% | 32.3% | 12.2% |
| Asian | 0.7% | 1.1% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 2.2% | 2.5% | 3.2% |
| Hispanic | 3.9% | 5.5% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Tull, AR | Arkadelphia, AR | United States |
| Married Population | 67.4% | 29.7% | 49.8% |
| Currently Married | 66.3% | 27.0% | 48.0% |
| Married but Separated | 1.2% | 2.8% | 1.8% |
| Single Population | 32.6% | 70.3% | 50.2% |
| Never Married | 12.2% | 55.4% | 33.8% |
| Divorced | 14.5% | 7.2% | 10.8% |
| Widowed | 5.8% | 7.7% | 5.6% |
| space5 | | | |
| Household Size | 2.73 | 2.21 | 2.60 |
| Households | 167 | 3,684 | 124,010,992 |
| Family Households | 127 | 1,785 | 80,755,759 |
| Married couple, w/children | 31.5% | 23.9% | 30.5% |
| Married couple, no children | 54.3% | 36.6% | 42.9% |
| Non Family Households | 40 | 1,899 | 43,255,233 |
| Single householder, w/children | 12.6% | 21.2% | 15.8% |
| Single householder, no children | 1.6% | 18.3% | 10.8% |