| | Diboll, TX | Eloy, AZ | United States |
| Population | 4,562 | 15,171 | 329,725,481 |
| Female Population | 43.6% | 26.4% | 50.5% |
| Male Population | 56.5% | 73.6% | 49.5% |
| Median Age | 37.8 | 36.3 | 38.4 |
| space3 | | | |
| Population - 2010 | 5,402 | 16,810 | 309,327,143 |
| Population - 2000 | 5,470 | 10,375 | 285,036,114 |
| Population - 1990 | 4,341 | 7,211 | 251,960,433 |
| Pop. 2000 to Now | -6.3% | 66.5% | 15.6% |
| Pop. 1990 to Now | 18.0% | 139.6% | 30.8% |
| space4 | | | |
| Population Density | 962.7 | 133.7 | 93.4 |
| Land Area | 4.7 | 113.5 | 3,531,905.4 |
| Water Area | 0.1 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Diboll, TX | Eloy, AZ | United States |
| Age 0 to 4 | 10.4% | 2.9% | 5.9% |
| Age 5 to 9 | 4.6% | 3.3% | 6.1% |
| Age 10 to 14 | 7.6% | 3.1% | 6.6% |
| Age 15 to 17 | 2.7% | 1.9% | 3.9% |
| Age 18 to 20 | 4.1% | 3.5% | 4.0% |
| Age 21 to 24 | 4.3% | 6.7% | 5.2% |
| Age 25 to 34 | 11.3% | 25.5% | 13.8% |
| Age 35 to 44 | 12.2% | 18.7% | 12.9% |
| Age 45 to 54 | 17.1% | 11.7% | 12.6% |
| Age 55 to 59 | 8.2% | 4.8% | 6.7% |
| Age 60 to 64 | 5.1% | 5.2% | 6.3% |
| Age 65 to 74 | 9.1% | 9.0% | 9.6% |
| Age 75 to 84 | 2.8% | 3.2% | 4.5% |
| Age 85 and over | 0.7% | 0.7% | 1.9% |
| space1 | | | |
| Race | | | |
| | Diboll, TX | Eloy, AZ | United States |
| White | 28.6% | 29.5% | 59.4% |
| Black | 28.3% | 10.6% | 12.2% |
| Asian | 0.9% | 1.3% | 5.6% |
| Native American | 0.0% | 2.5% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 1.8% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 0.8% | 2.1% | 3.2% |
| Hispanic | 41.4% | 52.1% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Diboll, TX | Eloy, AZ | United States |
| Married Population | 49.5% | 31.1% | 49.8% |
| Currently Married | 46.3% | 28.1% | 48.0% |
| Married but Separated | 3.2% | 3.0% | 1.8% |
| Single Population | 50.5% | 68.9% | 50.2% |
| Never Married | 32.8% | 50.6% | 33.8% |
| Divorced | 11.8% | 15.3% | 10.8% |
| Widowed | 5.9% | 3.0% | 5.6% |
| space5 | | | |
| Household Size | 3.02 | 2.76 | 2.60 |
| Households | 1,320 | 2,788 | 124,010,992 |
| Family Households | 1,132 | 2,057 | 80,755,759 |
| Married couple, w/children | 19.3% | 19.0% | 30.5% |
| Married couple, no children | 44.0% | 44.3% | 42.9% |
| Non Family Households | 188 | 731 | 43,255,233 |
| Single householder, w/children | 18.6% | 27.8% | 15.8% |
| Single householder, no children | 18.1% | 8.9% | 10.8% |