| | Ozark, MO | Lexington Hills, CA | United States |
| Population | 20,874 | 2,532 | 329,725,481 |
| Female Population | 52.7% | 47.6% | 50.5% |
| Male Population | 47.3% | 52.5% | 49.5% |
| Median Age | 33.4 | 42.2 | 38.4 |
| space3 | | | |
| Population - 2010 | 17,938 | 2,378 | 309,327,143 |
| Population - 2000 | 9,665 | 2,454 | 285,036,114 |
| Population - 1990 | 4,243 | 2,064 | 251,960,433 |
| Pop. 2000 to Now | 117.8% | 2.7% | 15.6% |
| Pop. 1990 to Now | 396.2% | 22.1% | 30.8% |
| space4 | | | |
| Population Density | 1,864.4 | 536.7 | 93.4 |
| Land Area | 11.2 | 4.7 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Ozark, MO | Lexington Hills, CA | United States |
| Age 0 to 4 | 6.7% | 4.6% | 5.9% |
| Age 5 to 9 | 8.6% | 7.8% | 6.1% |
| Age 10 to 14 | 10.4% | 8.6% | 6.6% |
| Age 15 to 17 | 3.6% | 5.3% | 3.9% |
| Age 18 to 20 | 3.5% | 3.8% | 4.0% |
| Age 21 to 24 | 5.1% | 1.2% | 5.2% |
| Age 25 to 34 | 14.1% | 7.5% | 13.8% |
| Age 35 to 44 | 14.7% | 16.8% | 12.9% |
| Age 45 to 54 | 10.9% | 18.0% | 12.6% |
| Age 55 to 59 | 5.5% | 9.5% | 6.7% |
| Age 60 to 64 | 4.1% | 5.9% | 6.3% |
| Age 65 to 74 | 7.9% | 7.0% | 9.6% |
| Age 75 to 84 | 3.8% | 3.8% | 4.5% |
| Age 85 and over | 1.0% | 0.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Ozark, MO | Lexington Hills, CA | United States |
| White | 90.9% | 81.4% | 59.4% |
| Black | 1.4% | 0.0% | 12.2% |
| Asian | 0.3% | 5.2% | 5.6% |
| Native American | 0.1% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.1% | 3.8% | 0.4% |
| Two or More Races | 3.1% | 8.2% | 3.2% |
| Hispanic | 4.0% | 1.4% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Ozark, MO | Lexington Hills, CA | United States |
| Married Population | 57.8% | 73.0% | 49.8% |
| Currently Married | 54.0% | 73.0% | 48.0% |
| Married but Separated | 3.8% | 0.0% | 1.8% |
| Single Population | 42.2% | 27.1% | 50.2% |
| Never Married | 25.6% | 19.6% | 33.8% |
| Divorced | 11.4% | 5.4% | 10.8% |
| Widowed | 5.1% | 2.2% | 5.6% |
| space5 | | | |
| Household Size | 2.61 | 2.90 | 2.60 |
| Households | 7,893 | 869 | 124,010,992 |
| Family Households | 5,242 | 761 | 80,755,759 |
| Married couple, w/children | 44.2% | 42.6% | 30.5% |
| Married couple, no children | 32.2% | 50.1% | 42.9% |
| Non Family Households | 2,651 | 108 | 43,255,233 |
| Single householder, w/children | 21.3% | 5.5% | 15.8% |
| Single householder, no children | 2.4% | 1.8% | 10.8% |