| | Houston, MO | Nevada, MO | United States |
| Population | 2,651 | 8,111 | 329,725,481 |
| Female Population | 53.6% | 55.4% | 50.5% |
| Male Population | 46.4% | 44.6% | 49.5% |
| Median Age | 33.1 | 37.3 | 38.4 |
| space3 | | | |
| Population - 2010 | 2,089 | 8,388 | 309,327,143 |
| Population - 2000 | 1,992 | 8,607 | 285,036,114 |
| Population - 1990 | 2,118 | 8,597 | 251,960,433 |
| Pop. 2000 to Now | 4.7% | -4.8% | 15.6% |
| Pop. 1990 to Now | -1.6% | -4.7% | 30.8% |
| space4 | | | |
| Population Density | 727.7 | 902.7 | 93.4 |
| Land Area | 3.6 | 9.0 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Houston, MO | Nevada, MO | United States |
| Age 0 to 4 | 5.3% | 5.3% | 5.9% |
| Age 5 to 9 | 4.7% | 7.7% | 6.1% |
| Age 10 to 14 | 4.1% | 6.7% | 6.6% |
| Age 15 to 17 | 2.0% | 3.7% | 3.9% |
| Age 18 to 20 | 5.0% | 5.3% | 4.0% |
| Age 21 to 24 | 12.8% | 6.2% | 5.2% |
| Age 25 to 34 | 17.7% | 12.0% | 13.8% |
| Age 35 to 44 | 6.5% | 12.0% | 12.9% |
| Age 45 to 54 | 13.0% | 8.9% | 12.6% |
| Age 55 to 59 | 4.0% | 4.9% | 6.7% |
| Age 60 to 64 | 4.5% | 8.0% | 6.3% |
| Age 65 to 74 | 7.5% | 9.9% | 9.6% |
| Age 75 to 84 | 8.6% | 6.7% | 4.5% |
| Age 85 and over | 4.2% | 2.7% | 1.9% |
| space1 | | | |
| Race | | | |
| | Houston, MO | Nevada, MO | United States |
| White | 82.8% | 91.7% | 59.4% |
| Black | 0.6% | 0.6% | 12.2% |
| Asian | 7.9% | 0.3% | 5.6% |
| Native American | 2.0% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 5.4% | 4.2% | 3.2% |
| Hispanic | 1.2% | 2.9% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Houston, MO | Nevada, MO | United States |
| Married Population | 34.3% | 43.3% | 49.8% |
| Currently Married | 31.6% | 39.7% | 48.0% |
| Married but Separated | 2.7% | 3.5% | 1.8% |
| Single Population | 65.7% | 56.7% | 50.2% |
| Never Married | 36.9% | 28.6% | 33.8% |
| Divorced | 19.6% | 17.4% | 10.8% |
| Widowed | 9.1% | 10.7% | 5.6% |
| space5 | | | |
| Household Size | 2.56 | 2.16 | 2.60 |
| Households | 986 | 3,458 | 124,010,992 |
| Family Households | 586 | 1,739 | 80,755,759 |
| Married couple, w/children | 16.7% | 22.2% | 30.5% |
| Married couple, no children | 37.9% | 44.4% | 42.9% |
| Non Family Households | 400 | 1,719 | 43,255,233 |
| Single householder, w/children | 24.6% | 27.0% | 15.8% |
| Single householder, no children | 20.8% | 6.4% | 10.8% |