| | High Rolls, NM | Riverton, WY | United States |
| Population | 1,508 | 10,619 | 329,725,481 |
| Female Population | 49.1% | 49.5% | 50.5% |
| Male Population | 50.9% | 50.5% | 49.5% |
| Median Age | 23.5 | 37.1 | 38.4 |
| space3 | | | |
| Population - 2010 | 690 | 10,780 | 309,327,143 |
| Population - 2000 | 717 | 9,310 | 285,036,114 |
| Population - 1990 | 570 | 9,202 | 251,960,433 |
| Pop. 2000 to Now | -35.3% | 16.2% | 15.6% |
| Pop. 1990 to Now | -18.6% | 17.6% | 30.8% |
| space4 | | | |
| Population Density | 97.8 | 893.8 | 93.4 |
| Land Area | 15.4 | 11.9 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | High Rolls, NM | Riverton, WY | United States |
| Age 0 to 4 | 17.9% | 6.0% | 5.9% |
| Age 5 to 9 | 14.9% | 6.8% | 6.1% |
| Age 10 to 14 | 6.0% | 8.5% | 6.6% |
| Age 15 to 17 | 1.0% | 3.5% | 3.9% |
| Age 18 to 20 | 3.4% | 4.6% | 4.0% |
| Age 21 to 24 | 7.3% | 4.1% | 5.2% |
| Age 25 to 34 | 5.7% | 13.1% | 13.8% |
| Age 35 to 44 | 8.9% | 12.4% | 12.9% |
| Age 45 to 54 | 8.1% | 12.3% | 12.6% |
| Age 55 to 59 | 6.0% | 6.0% | 6.7% |
| Age 60 to 64 | 2.0% | 7.4% | 6.3% |
| Age 65 to 74 | 14.8% | 8.2% | 9.6% |
| Age 75 to 84 | 4.0% | 4.8% | 4.5% |
| Age 85 and over | 0.0% | 2.3% | 1.9% |
| space1 | | | |
| Race | | | |
| | High Rolls, NM | Riverton, WY | United States |
| White | 71.2% | 72.0% | 59.4% |
| Black | 0.0% | 0.8% | 12.2% |
| Asian | 0.0% | 1.0% | 5.6% |
| Native American | 4.8% | 8.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 0.0% | 3.4% | 3.2% |
| Hispanic | 24.1% | 14.5% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | High Rolls, NM | Riverton, WY | United States |
| Married Population | 53.7% | 44.9% | 49.8% |
| Currently Married | 53.7% | 42.8% | 48.0% |
| Married but Separated | 0.0% | 2.1% | 1.8% |
| Single Population | 46.3% | 55.1% | 50.2% |
| Never Married | 32.9% | 31.8% | 33.8% |
| Divorced | 12.2% | 16.9% | 10.8% |
| Widowed | 1.1% | 6.4% | 5.6% |
| space5 | | | |
| Household Size | 3.70 | 2.45 | 2.60 |
| Households | 408 | 4,146 | 124,010,992 |
| Family Households | 236 | 2,357 | 80,755,759 |
| Married couple, w/children | 38.1% | 23.5% | 30.5% |
| Married couple, no children | 61.9% | 48.8% | 42.9% |
| Non Family Households | 172 | 1,789 | 43,255,233 |
| Single householder, w/children | 0.0% | 23.0% | 15.8% |
| Single householder, no children | 0.0% | 4.7% | 10.8% |