| | Bayview, TX | Kemah, TX | United States |
| Population | 605 | 1,878 | 329,725,481 |
| Female Population | 42.5% | 48.9% | 50.5% |
| Male Population | 57.5% | 51.1% | 49.5% |
| Median Age | 48.6 | 42.5 | 38.4 |
| space3 | | | |
| Population - 2010 | 373 | 1,791 | 309,327,143 |
| Population - 2000 | 323 | 2,330 | 285,036,114 |
| Population - 1990 | 231 | 1,094 | 251,960,433 |
| Pop. 2000 to Now | 25.1% | -12.1% | 15.6% |
| Pop. 1990 to Now | 74.9% | 87.2% | 30.8% |
| space4 | | | |
| Population Density | 155.8 | 1,020.7 | 93.4 |
| Land Area | 3.9 | 1.8 | 3,531,905.4 |
| Water Area | 0.7 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Bayview, TX | Kemah, TX | United States |
| Age 0 to 4 | 3.3% | 3.1% | 5.9% |
| Age 5 to 9 | 2.5% | 5.3% | 6.1% |
| Age 10 to 14 | 3.0% | 5.6% | 6.6% |
| Age 15 to 17 | 2.3% | 7.9% | 3.9% |
| Age 18 to 20 | 3.6% | 4.9% | 4.0% |
| Age 21 to 24 | 14.4% | 2.6% | 5.2% |
| Age 25 to 34 | 3.1% | 12.6% | 13.8% |
| Age 35 to 44 | 7.8% | 11.6% | 12.9% |
| Age 45 to 54 | 21.7% | 17.2% | 12.6% |
| Age 55 to 59 | 11.9% | 9.8% | 6.7% |
| Age 60 to 64 | 6.6% | 6.0% | 6.3% |
| Age 65 to 74 | 12.6% | 9.9% | 9.6% |
| Age 75 to 84 | 5.5% | 1.7% | 4.5% |
| Age 85 and over | 1.8% | 2.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Bayview, TX | Kemah, TX | United States |
| White | 43.8% | 58.4% | 59.4% |
| Black | 0.0% | 7.6% | 12.2% |
| Asian | 0.0% | 4.2% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.5% | 0.4% | 0.4% |
| Two or More Races | 1.5% | 4.6% | 3.2% |
| Hispanic | 54.2% | 24.8% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Bayview, TX | Kemah, TX | United States |
| Married Population | 68.3% | 50.3% | 49.8% |
| Currently Married | 68.1% | 48.1% | 48.0% |
| Married but Separated | 0.2% | 2.2% | 1.8% |
| Single Population | 31.7% | 49.7% | 50.2% |
| Never Married | 25.4% | 33.5% | 33.8% |
| Divorced | 3.4% | 12.9% | 10.8% |
| Widowed | 2.9% | 3.3% | 5.6% |
| space5 | | | |
| Household Size | 2.71 | 2.49 | 2.60 |
| Households | 223 | 754 | 124,010,992 |
| Family Households | 198 | 520 | 80,755,759 |
| Married couple, w/children | 17.2% | 22.9% | 30.5% |
| Married couple, no children | 77.3% | 48.7% | 42.9% |
| Non Family Households | 25 | 234 | 43,255,233 |
| Single householder, w/children | 3.5% | 21.9% | 15.8% |
| Single householder, no children | 2.0% | 6.5% | 10.8% |