| | Kempner, TX | Burnet, TX | United States |
| Population | 1,425 | 6,403 | 329,725,481 |
| Female Population | 48.7% | 50.8% | 50.5% |
| Male Population | 51.3% | 49.2% | 49.5% |
| Median Age | 43.4 | 34.6 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,097 | 5,981 | 309,327,143 |
| Population - 2000 | 1,004 | 4,735 | 285,036,114 |
| Population - 1990 | 739 | 3,423 | 251,960,433 |
| Pop. 2000 to Now | 15.5% | 38.1% | 15.6% |
| Pop. 1990 to Now | 57.0% | 91.0% | 30.8% |
| space4 | | | |
| Population Density | 693.8 | 617.3 | 93.4 |
| Land Area | 2.1 | 10.4 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Kempner, TX | Burnet, TX | United States |
| Age 0 to 4 | 7.3% | 5.3% | 5.9% |
| Age 5 to 9 | 3.4% | 6.2% | 6.1% |
| Age 10 to 14 | 7.6% | 5.7% | 6.6% |
| Age 15 to 17 | 3.9% | 2.9% | 3.9% |
| Age 18 to 20 | 8.4% | 2.8% | 4.0% |
| Age 21 to 24 | 5.4% | 8.7% | 5.2% |
| Age 25 to 34 | 6.3% | 19.1% | 13.8% |
| Age 35 to 44 | 10.4% | 9.7% | 12.9% |
| Age 45 to 54 | 16.3% | 11.2% | 12.6% |
| Age 55 to 59 | 7.2% | 2.3% | 6.7% |
| Age 60 to 64 | 12.8% | 9.4% | 6.3% |
| Age 65 to 74 | 7.2% | 7.0% | 9.6% |
| Age 75 to 84 | 3.6% | 7.2% | 4.5% |
| Age 85 and over | 0.1% | 2.6% | 1.9% |
| space1 | | | |
| Race | | | |
| | Kempner, TX | Burnet, TX | United States |
| White | 70.3% | 71.2% | 59.4% |
| Black | 6.5% | 2.9% | 12.2% |
| Asian | 1.2% | 0.1% | 5.6% |
| Native American | 0.0% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.5% | 0.0% | 0.4% |
| Two or More Races | 5.5% | 1.8% | 3.2% |
| Hispanic | 16.0% | 23.9% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Kempner, TX | Burnet, TX | United States |
| Married Population | 51.3% | 38.7% | 49.8% |
| Currently Married | 49.3% | 38.0% | 48.0% |
| Married but Separated | 2.1% | 0.7% | 1.8% |
| Single Population | 48.7% | 61.3% | 50.2% |
| Never Married | 33.4% | 33.5% | 33.8% |
| Divorced | 12.0% | 19.7% | 10.8% |
| Widowed | 3.4% | 8.0% | 5.6% |
| space5 | | | |
| Household Size | 3.20 | 2.75 | 2.60 |
| Households | 445 | 2,118 | 124,010,992 |
| Family Households | 343 | 1,285 | 80,755,759 |
| Married couple, w/children | 24.5% | 36.0% | 30.5% |
| Married couple, no children | 50.4% | 34.2% | 42.9% |
| Non Family Households | 102 | 833 | 43,255,233 |
| Single householder, w/children | 10.8% | 13.8% | 15.8% |
| Single householder, no children | 14.3% | 16.0% | 10.8% |