| | McNary, AZ | Eagar, AZ | United States |
| Population | 1,023 | 4,487 | 329,725,481 |
| Female Population | 50.9% | 46.7% | 50.5% |
| Male Population | 49.1% | 53.3% | 49.5% |
| Median Age | 27.1 | 38.4 | 38.4 |
| space3 | | | |
| Population - 2010 | 396 | 4,918 | 309,327,143 |
| Population - 2000 | 349 | 4,033 | 285,036,114 |
| Population - 1990 | 355 | 4,025 | 251,960,433 |
| Pop. 2000 to Now | 95.1% | 22.9% | 15.6% |
| Pop. 1990 to Now | 91.8% | 23.1% | 30.8% |
| space4 | | | |
| Population Density | 186.2 | 399.3 | 93.4 |
| Land Area | 5.5 | 11.2 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | McNary, AZ | Eagar, AZ | United States |
| Age 0 to 4 | 4.8% | 8.6% | 5.9% |
| Age 5 to 9 | 9.7% | 10.7% | 6.1% |
| Age 10 to 14 | 15.4% | 5.4% | 6.6% |
| Age 15 to 17 | 3.5% | 4.0% | 3.9% |
| Age 18 to 20 | 4.7% | 1.5% | 4.0% |
| Age 21 to 24 | 8.3% | 1.5% | 5.2% |
| Age 25 to 34 | 16.6% | 12.7% | 13.8% |
| Age 35 to 44 | 14.3% | 13.1% | 12.9% |
| Age 45 to 54 | 9.6% | 8.8% | 12.6% |
| Age 55 to 59 | 4.0% | 6.9% | 6.7% |
| Age 60 to 64 | 1.1% | 2.7% | 6.3% |
| Age 65 to 74 | 6.1% | 21.4% | 9.6% |
| Age 75 to 84 | 2.0% | 2.7% | 4.5% |
| Age 85 and over | 0.0% | 0.1% | 1.9% |
| space1 | | | |
| Race | | | |
| | McNary, AZ | Eagar, AZ | United States |
| White | 1.0% | 79.7% | 59.4% |
| Black | 0.0% | 0.0% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 87.8% | 2.0% | 0.6% |
| Hawaiian, Pacific Islander | 1.2% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 5.5% | 1.2% | 3.2% |
| Hispanic | 4.6% | 17.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | McNary, AZ | Eagar, AZ | United States |
| Married Population | 25.0% | 59.3% | 49.8% |
| Currently Married | 24.5% | 58.4% | 48.0% |
| Married but Separated | 0.4% | 0.9% | 1.8% |
| Single Population | 75.0% | 40.7% | 50.2% |
| Never Married | 60.3% | 28.5% | 33.8% |
| Divorced | 11.3% | 9.0% | 10.8% |
| Widowed | 3.5% | 3.3% | 5.6% |
| space5 | | | |
| Household Size | 5.06 | 3.09 | 2.60 |
| Households | 202 | 1,447 | 124,010,992 |
| Family Households | 176 | 1,076 | 80,755,759 |
| Married couple, w/children | 27.8% | 23.4% | 30.5% |
| Married couple, no children | 11.4% | 57.7% | 42.9% |
| Non Family Households | 26 | 371 | 43,255,233 |
| Single householder, w/children | 47.7% | 14.3% | 15.8% |
| Single householder, no children | 13.1% | 4.6% | 10.8% |