| | Darrington, WA | Philo, CA | United States |
| Population | 1,116 | 206 | 329,725,481 |
| Female Population | 52.4% | 64.6% | 50.5% |
| Male Population | 47.6% | 35.4% | 49.5% |
| Median Age | 44.2 | 24.9 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,349 | 244 | 309,327,143 |
| Population - 2000 | 1,136 | 298 | 285,036,114 |
| Population - 1990 | 1,042 | 255 | 251,960,433 |
| Pop. 2000 to Now | 25.2% | -18.5% | 15.6% |
| Pop. 1990 to Now | 36.5% | -4.7% | 30.8% |
| space4 | | | |
| Population Density | 629.1 | 100.6 | 93.4 |
| Land Area | 1.8 | 2.0 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Darrington, WA | Philo, CA | United States |
| Age 0 to 4 | 4.1% | 0.0% | 5.9% |
| Age 5 to 9 | 3.4% | 23.8% | 6.1% |
| Age 10 to 14 | 8.9% | 16.0% | 6.6% |
| Age 15 to 17 | 2.2% | 0.0% | 3.9% |
| Age 18 to 20 | 2.6% | 6.3% | 4.0% |
| Age 21 to 24 | 2.1% | 4.4% | 5.2% |
| Age 25 to 34 | 12.5% | 17.0% | 13.8% |
| Age 35 to 44 | 15.1% | 0.0% | 12.9% |
| Age 45 to 54 | 11.3% | 0.0% | 12.6% |
| Age 55 to 59 | 4.4% | 4.9% | 6.7% |
| Age 60 to 64 | 5.2% | 10.7% | 6.3% |
| Age 65 to 74 | 14.9% | 12.1% | 9.6% |
| Age 75 to 84 | 12.6% | 4.9% | 4.5% |
| Age 85 and over | 0.9% | 0.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Darrington, WA | Philo, CA | United States |
| White | 88.1% | 52.4% | 59.4% |
| Black | 0.5% | 0.0% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 1.3% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 1.9% | 0.0% | 0.4% |
| Two or More Races | 1.9% | 36.9% | 3.2% |
| Hispanic | 6.4% | 10.7% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Darrington, WA | Philo, CA | United States |
| Married Population | 41.7% | 31.5% | 49.8% |
| Currently Married | 40.1% | 31.5% | 48.0% |
| Married but Separated | 1.6% | 0.0% | 1.8% |
| Single Population | 58.3% | 68.5% | 50.2% |
| Never Married | 25.9% | 41.1% | 33.8% |
| Divorced | 23.5% | 27.4% | 10.8% |
| Widowed | 8.9% | 0.0% | 5.6% |
| space5 | | | |
| Household Size | 2.03 | 3.02 | 2.60 |
| Households | 546 | 66 | 124,010,992 |
| Family Households | 255 | 31 | 80,755,759 |
| Married couple, w/children | 29.8% | 0.0% | 30.5% |
| Married couple, no children | 40.0% | 64.5% | 42.9% |
| Non Family Households | 291 | 35 | 43,255,233 |
| Single householder, w/children | 18.4% | 35.5% | 15.8% |
| Single householder, no children | 11.8% | 0.0% | 10.8% |