| | Aztec, NM | Nevada, MO | United States |
| Population | 6,283 | 8,111 | 329,725,481 |
| Female Population | 51.7% | 55.4% | 50.5% |
| Male Population | 48.3% | 44.6% | 49.5% |
| Median Age | 33 | 37.3 | 38.4 |
| space3 | | | |
| Population - 2010 | 6,775 | 8,388 | 309,327,143 |
| Population - 2000 | 6,378 | 8,607 | 285,036,114 |
| Population - 1990 | 5,479 | 8,597 | 251,960,433 |
| Pop. 2000 to Now | -0.7% | -4.8% | 15.6% |
| Pop. 1990 to Now | 15.6% | -4.7% | 30.8% |
| space4 | | | |
| Population Density | 498.3 | 902.7 | 93.4 |
| Land Area | 12.6 | 9.0 | 3,531,905.4 |
| Water Area | 0.1 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Aztec, NM | Nevada, MO | United States |
| Age 0 to 4 | 9.8% | 5.3% | 5.9% |
| Age 5 to 9 | 7.1% | 7.7% | 6.1% |
| Age 10 to 14 | 7.0% | 6.7% | 6.6% |
| Age 15 to 17 | 3.8% | 3.7% | 3.9% |
| Age 18 to 20 | 2.6% | 5.3% | 4.0% |
| Age 21 to 24 | 4.0% | 6.2% | 5.2% |
| Age 25 to 34 | 19.5% | 12.0% | 13.8% |
| Age 35 to 44 | 11.6% | 12.0% | 12.9% |
| Age 45 to 54 | 9.8% | 8.9% | 12.6% |
| Age 55 to 59 | 5.0% | 4.9% | 6.7% |
| Age 60 to 64 | 5.4% | 8.0% | 6.3% |
| Age 65 to 74 | 8.5% | 9.9% | 9.6% |
| Age 75 to 84 | 3.6% | 6.7% | 4.5% |
| Age 85 and over | 2.3% | 2.7% | 1.9% |
| space1 | | | |
| Race | | | |
| | Aztec, NM | Nevada, MO | United States |
| White | 56.2% | 91.7% | 59.4% |
| Black | 0.0% | 0.6% | 12.2% |
| Asian | 0.3% | 0.3% | 5.6% |
| Native American | 12.4% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 2.1% | 0.0% | 0.4% |
| Two or More Races | 1.0% | 4.2% | 3.2% |
| Hispanic | 28.1% | 2.9% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Aztec, NM | Nevada, MO | United States |
| Married Population | 39.6% | 43.3% | 49.8% |
| Currently Married | 38.0% | 39.7% | 48.0% |
| Married but Separated | 1.6% | 3.5% | 1.8% |
| Single Population | 60.4% | 56.7% | 50.2% |
| Never Married | 37.4% | 28.6% | 33.8% |
| Divorced | 17.2% | 17.4% | 10.8% |
| Widowed | 5.9% | 10.7% | 5.6% |
| space5 | | | |
| Household Size | 2.47 | 2.16 | 2.60 |
| Households | 2,505 | 3,458 | 124,010,992 |
| Family Households | 1,466 | 1,739 | 80,755,759 |
| Married couple, w/children | 25.1% | 22.2% | 30.5% |
| Married couple, no children | 35.1% | 44.4% | 42.9% |
| Non Family Households | 1,039 | 1,719 | 43,255,233 |
| Single householder, w/children | 32.4% | 27.0% | 15.8% |
| Single householder, no children | 7.4% | 6.4% | 10.8% |