| | Maud, TX | De Kalb, TX | United States |
| Population | 1,124 | 1,617 | 329,725,481 |
| Female Population | 47.2% | 48.2% | 50.5% |
| Male Population | 52.8% | 51.8% | 49.5% |
| Median Age | 36.6 | 41.3 | 38.4 |
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| Population - 2010 | 1,077 | 1,676 | 309,327,143 |
| Population - 2000 | 1,028 | 1,769 | 285,036,114 |
| Population - 1990 | 1,049 | 1,976 | 251,960,433 |
| Pop. 2000 to Now | 3.4% | -8.9% | 15.6% |
| Pop. 1990 to Now | 1.3% | -18.5% | 30.8% |
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| Population Density | 753.9 | 1,181.2 | 93.4 |
| Land Area | 1.5 | 1.4 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Maud, TX | De Kalb, TX | United States |
| Age 0 to 4 | 7.1% | 4.1% | 5.9% |
| Age 5 to 9 | 9.3% | 7.2% | 6.1% |
| Age 10 to 14 | 4.8% | 9.5% | 6.6% |
| Age 15 to 17 | 6.0% | 5.7% | 3.9% |
| Age 18 to 20 | 4.3% | 2.4% | 4.0% |
| Age 21 to 24 | 5.5% | 3.8% | 5.2% |
| Age 25 to 34 | 10.4% | 10.9% | 13.8% |
| Age 35 to 44 | 18.4% | 10.6% | 12.9% |
| Age 45 to 54 | 9.6% | 11.9% | 12.6% |
| Age 55 to 59 | 6.5% | 5.7% | 6.7% |
| Age 60 to 64 | 5.4% | 6.6% | 6.3% |
| Age 65 to 74 | 6.7% | 11.5% | 9.6% |
| Age 75 to 84 | 5.8% | 7.2% | 4.5% |
| Age 85 and over | 0.3% | 2.8% | 1.9% |
| space1 | | | |
| Race | | | |
| | Maud, TX | De Kalb, TX | United States |
| White | 85.9% | 68.7% | 59.4% |
| Black | 5.2% | 17.4% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.5% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 4.5% | 2.2% | 3.2% |
| Hispanic | 3.7% | 11.6% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Maud, TX | De Kalb, TX | United States |
| Married Population | 50.8% | 43.0% | 49.8% |
| Currently Married | 46.2% | 36.3% | 48.0% |
| Married but Separated | 4.6% | 6.8% | 1.8% |
| Single Population | 49.2% | 57.0% | 50.2% |
| Never Married | 28.3% | 31.0% | 33.8% |
| Divorced | 15.8% | 15.2% | 10.8% |
| Widowed | 5.1% | 10.7% | 5.6% |
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| Household Size | 2.73 | 2.37 | 2.60 |
| Households | 411 | 657 | 124,010,992 |
| Family Households | 250 | 376 | 80,755,759 |
| Married couple, w/children | 36.8% | 28.2% | 30.5% |
| Married couple, no children | 36.4% | 33.2% | 42.9% |
| Non Family Households | 161 | 281 | 43,255,233 |
| Single householder, w/children | 20.4% | 26.6% | 15.8% |
| Single householder, no children | 6.4% | 12.0% | 10.8% |