| | Southside Place, TX | West University Place, TX | United States |
| Population | 1,480 | 14,975 | 329,725,481 |
| Female Population | 54.2% | 50.4% | 50.5% |
| Male Population | 45.8% | 49.7% | 49.5% |
| Median Age | 43.5 | 41.3 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,720 | 14,589 | 309,327,143 |
| Population - 2000 | 1,546 | 14,211 | 285,036,114 |
| Population - 1990 | 1,392 | 12,920 | 251,960,433 |
| Pop. 2000 to Now | 21.9% | 9.0% | 15.6% |
| Pop. 1990 to Now | 35.4% | 19.9% | 30.8% |
| space4 | | | |
| Population Density | 5,943.8 | 7,472.6 | 93.4 |
| Land Area | 0.2 | 2.0 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Southside Place, TX | West University Place, TX | United States |
| Age 0 to 4 | 4.4% | 8.1% | 5.9% |
| Age 5 to 9 | 4.6% | 9.1% | 6.1% |
| Age 10 to 14 | 6.7% | 8.6% | 6.6% |
| Age 15 to 17 | 5.3% | 5.9% | 3.9% |
| Age 18 to 20 | 1.5% | 2.0% | 4.0% |
| Age 21 to 24 | 5.4% | 0.8% | 5.2% |
| Age 25 to 34 | 11.6% | 6.3% | 13.8% |
| Age 35 to 44 | 12.6% | 14.3% | 12.9% |
| Age 45 to 54 | 13.0% | 14.3% | 12.6% |
| Age 55 to 59 | 12.2% | 6.2% | 6.7% |
| Age 60 to 64 | 7.4% | 8.6% | 6.3% |
| Age 65 to 74 | 8.6% | 10.7% | 9.6% |
| Age 75 to 84 | 5.3% | 3.7% | 4.5% |
| Age 85 and over | 1.4% | 1.4% | 1.9% |
| space1 | | | |
| Race | | | |
| | Southside Place, TX | West University Place, TX | United States |
| White | 62.0% | 73.5% | 59.4% |
| Black | 4.4% | 0.2% | 12.2% |
| Asian | 15.9% | 12.2% | 5.6% |
| Native American | 0.0% | 0.5% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.5% | 0.4% |
| Two or More Races | 9.7% | 6.3% | 3.2% |
| Hispanic | 8.0% | 6.8% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Southside Place, TX | West University Place, TX | United States |
| Married Population | 57.9% | 75.1% | 49.8% |
| Currently Married | 56.5% | 74.6% | 48.0% |
| Married but Separated | 1.4% | 0.5% | 1.8% |
| Single Population | 42.1% | 24.9% | 50.2% |
| Never Married | 30.8% | 18.5% | 33.8% |
| Divorced | 9.9% | 4.2% | 10.8% |
| Widowed | 1.4% | 2.2% | 5.6% |
| space5 | | | |
| Household Size | 2.60 | 2.87 | 2.60 |
| Households | 569 | 5,222 | 124,010,992 |
| Family Households | 373 | 4,418 | 80,755,759 |
| Married couple, w/children | 32.2% | 48.7% | 30.5% |
| Married couple, no children | 57.9% | 43.0% | 42.9% |
| Non Family Households | 196 | 804 | 43,255,233 |
| Single householder, w/children | 4.3% | 3.1% | 15.8% |
| Single householder, no children | 5.6% | 5.2% | 10.8% |