| | Blue River, CO | Revloc, PA | United States |
| Population | 947 | 550 | 329,725,481 |
| Female Population | 51.6% | 46.4% | 50.5% |
| Male Population | 48.4% | 53.6% | 49.5% |
| Median Age | 44.9 | 37.8 | 38.4 |
| space3 | | | |
| Population - 2010 | 851 | 760 | 309,327,143 |
| Population - 2000 | 685 | 463 | 285,036,114 |
| Population - 1990 | 440 | 501 | 251,960,433 |
| Pop. 2000 to Now | 35.5% | 29.2% | 15.6% |
| Pop. 1990 to Now | 110.9% | 19.4% | 30.8% |
| space4 | | | |
| Population Density | 376.5 | 1,598.8 | 93.4 |
| Land Area | 2.5 | 0.3 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Blue River, CO | Revloc, PA | United States |
| Age 0 to 4 | 7.1% | 0.0% | 5.9% |
| Age 5 to 9 | 13.8% | 0.0% | 6.1% |
| Age 10 to 14 | 4.0% | 22.7% | 6.6% |
| Age 15 to 17 | 0.8% | 9.8% | 3.9% |
| Age 18 to 20 | 1.6% | 0.0% | 4.0% |
| Age 21 to 24 | 0.2% | 0.0% | 5.2% |
| Age 25 to 34 | 5.4% | 10.0% | 13.8% |
| Age 35 to 44 | 17.3% | 11.1% | 12.9% |
| Age 45 to 54 | 14.7% | 6.7% | 12.6% |
| Age 55 to 59 | 9.8% | 10.4% | 6.7% |
| Age 60 to 64 | 8.6% | 2.9% | 6.3% |
| Age 65 to 74 | 12.5% | 7.3% | 9.6% |
| Age 75 to 84 | 3.7% | 16.7% | 4.5% |
| Age 85 and over | 0.5% | 2.4% | 1.9% |
| space1 | | | |
| Race | | | |
| | Blue River, CO | Revloc, PA | United States |
| White | 89.0% | 100.0% | 59.4% |
| Black | 0.0% | 0.0% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 3.0% | 0.0% | 0.4% |
| Two or More Races | 4.8% | 0.0% | 3.2% |
| Hispanic | 3.3% | 0.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Blue River, CO | Revloc, PA | United States |
| Married Population | 71.4% | 51.1% | 49.8% |
| Currently Married | 71.4% | 51.1% | 48.0% |
| Married but Separated | 0.0% | 0.0% | 1.8% |
| Single Population | 28.6% | 48.9% | 50.2% |
| Never Married | 16.2% | 28.5% | 33.8% |
| Divorced | 9.7% | 17.4% | 10.8% |
| Widowed | 2.7% | 3.1% | 5.6% |
| space5 | | | |
| Household Size | 2.77 | 2.70 | 2.60 |
| Households | 342 | 204 | 124,010,992 |
| Family Households | 272 | 154 | 80,755,759 |
| Married couple, w/children | 30.5% | 26.0% | 30.5% |
| Married couple, no children | 63.6% | 42.2% | 42.9% |
| Non Family Households | 70 | 50 | 43,255,233 |
| Single householder, w/children | 5.9% | 31.8% | 15.8% |
| Single householder, no children | 0.0% | 0.0% | 10.8% |