| | Horseshoe Bay, TX | Granite Shoals, TX | United States |
| Population | 4,472 | 5,086 | 329,725,481 |
| Female Population | 51.6% | 51.9% | 50.5% |
| Male Population | 48.4% | 48.1% | 49.5% |
| Median Age | 65.6 | 40.2 | 38.4 |
| space3 | | | |
| Population - 2010 | 3,513 | 5,004 | 309,327,143 |
| Population - 2000 | 3,337 | 2,040 | 285,036,114 |
| Population - 1990 | 1,546 | 1,378 | 251,960,433 |
| Pop. 2000 to Now | 24.5% | 153.0% | 15.6% |
| Pop. 1990 to Now | 168.8% | 274.6% | 30.8% |
| space4 | | | |
| Population Density | 314.9 | 1,126.0 | 93.4 |
| Land Area | 14.2 | 4.5 | 3,531,905.4 |
| Water Area | 2.3 | 1.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Horseshoe Bay, TX | Granite Shoals, TX | United States |
| Age 0 to 4 | 2.8% | 2.2% | 5.9% |
| Age 5 to 9 | 0.8% | 8.3% | 6.1% |
| Age 10 to 14 | 2.1% | 8.2% | 6.6% |
| Age 15 to 17 | 2.8% | 8.8% | 3.9% |
| Age 18 to 20 | 0.3% | 10.5% | 4.0% |
| Age 21 to 24 | 1.8% | 0.0% | 5.2% |
| Age 25 to 34 | 4.5% | 5.2% | 13.8% |
| Age 35 to 44 | 8.7% | 14.3% | 12.9% |
| Age 45 to 54 | 10.8% | 14.1% | 12.6% |
| Age 55 to 59 | 3.7% | 7.9% | 6.7% |
| Age 60 to 64 | 9.7% | 6.7% | 6.3% |
| Age 65 to 74 | 25.9% | 7.9% | 9.6% |
| Age 75 to 84 | 20.4% | 5.2% | 4.5% |
| Age 85 and over | 5.8% | 0.7% | 1.9% |
| space1 | | | |
| Race | | | |
| | Horseshoe Bay, TX | Granite Shoals, TX | United States |
| White | 77.8% | 54.2% | 59.4% |
| Black | 0.4% | 0.0% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 0.0% | 0.5% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.2% | 0.2% |
| Other | 0.5% | 0.0% | 0.4% |
| Two or More Races | 4.6% | 0.0% | 3.2% |
| Hispanic | 16.7% | 45.1% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Horseshoe Bay, TX | Granite Shoals, TX | United States |
| Married Population | 64.7% | 59.5% | 49.8% |
| Currently Married | 64.3% | 56.1% | 48.0% |
| Married but Separated | 0.5% | 3.3% | 1.8% |
| Single Population | 35.3% | 40.5% | 50.2% |
| Never Married | 10.9% | 28.2% | 33.8% |
| Divorced | 15.4% | 8.9% | 10.8% |
| Widowed | 9.1% | 3.4% | 5.6% |
| space5 | | | |
| Household Size | 1.95 | 3.37 | 2.60 |
| Households | 2,297 | 1,508 | 124,010,992 |
| Family Households | 1,426 | 1,197 | 80,755,759 |
| Married couple, w/children | 9.4% | 47.9% | 30.5% |
| Married couple, no children | 78.3% | 39.9% | 42.9% |
| Non Family Households | 871 | 311 | 43,255,233 |
| Single householder, w/children | 8.7% | 10.5% | 15.8% |
| Single householder, no children | 3.6% | 1.8% | 10.8% |