| | Rangely, CO | Sterling, CO | United States |
| Population | 2,381 | 13,976 | 329,725,481 |
| Female Population | 50.7% | 43.4% | 50.5% |
| Male Population | 49.3% | 56.6% | 49.5% |
| Median Age | 33.3 | 37 | 38.4 |
| space3 | | | |
| Population - 2010 | 2,351 | 14,828 | 309,327,143 |
| Population - 2000 | 2,096 | 11,360 | 285,036,114 |
| Population - 1990 | 2,278 | 10,362 | 251,960,433 |
| Pop. 2000 to Now | 9.7% | 23.9% | 15.6% |
| Pop. 1990 to Now | 1.0% | 35.9% | 30.8% |
| space4 | | | |
| Population Density | 552.1 | 1,835.3 | 93.4 |
| Land Area | 4.3 | 7.6 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Rangely, CO | Sterling, CO | United States |
| Age 0 to 4 | 5.3% | 6.5% | 5.9% |
| Age 5 to 9 | 8.3% | 4.9% | 6.1% |
| Age 10 to 14 | 2.4% | 5.0% | 6.6% |
| Age 15 to 17 | 4.9% | 3.1% | 3.9% |
| Age 18 to 20 | 9.2% | 5.7% | 4.0% |
| Age 21 to 24 | 4.3% | 4.9% | 5.2% |
| Age 25 to 34 | 17.3% | 17.0% | 13.8% |
| Age 35 to 44 | 10.4% | 13.5% | 12.9% |
| Age 45 to 54 | 8.9% | 12.4% | 12.6% |
| Age 55 to 59 | 10.1% | 3.8% | 6.7% |
| Age 60 to 64 | 7.3% | 5.6% | 6.3% |
| Age 65 to 74 | 6.6% | 9.6% | 9.6% |
| Age 75 to 84 | 4.5% | 5.3% | 4.5% |
| Age 85 and over | 0.7% | 2.6% | 1.9% |
| space1 | | | |
| Race | | | |
| | Rangely, CO | Sterling, CO | United States |
| White | 81.1% | 70.0% | 59.4% |
| Black | 0.8% | 1.4% | 12.2% |
| Asian | 0.0% | 0.4% | 5.6% |
| Native American | 1.1% | 0.8% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 1.4% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 4.6% | 5.2% | 3.2% |
| Hispanic | 12.4% | 20.7% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Rangely, CO | Sterling, CO | United States |
| Married Population | 48.7% | 42.3% | 49.8% |
| Currently Married | 48.0% | 40.9% | 48.0% |
| Married but Separated | 0.7% | 1.3% | 1.8% |
| Single Population | 51.3% | 57.7% | 50.2% |
| Never Married | 36.0% | 33.6% | 33.8% |
| Divorced | 13.2% | 17.4% | 10.8% |
| Widowed | 2.0% | 6.7% | 5.6% |
| space5 | | | |
| Household Size | 2.56 | 2.59 | 2.60 |
| Households | 825 | 5,050 | 124,010,992 |
| Family Households | 508 | 2,609 | 80,755,759 |
| Married couple, w/children | 33.7% | 36.0% | 30.5% |
| Married couple, no children | 49.4% | 36.8% | 42.9% |
| Non Family Households | 317 | 2,441 | 43,255,233 |
| Single householder, w/children | 10.6% | 15.0% | 15.8% |
| Single householder, no children | 6.3% | 12.2% | 10.8% |