| | Schuylkill Haven, PA | Clarkston, WA | United States |
| Population | 5,263 | 7,164 | 329,725,481 |
| Female Population | 53.2% | 48.3% | 50.5% |
| Male Population | 46.8% | 51.7% | 49.5% |
| Median Age | 37.2 | 36.1 | 38.4 |
| space3 | | | |
| Population - 2010 | 5,450 | 7,264 | 309,327,143 |
| Population - 2000 | 5,548 | 7,337 | 285,036,114 |
| Population - 1990 | 5,610 | 6,753 | 251,960,433 |
| Pop. 2000 to Now | -8.3% | 2.2% | 15.6% |
| Pop. 1990 to Now | -9.3% | 11.1% | 30.8% |
| space4 | | | |
| Population Density | 3,764.7 | 3,589.2 | 93.4 |
| Land Area | 1.4 | 2.0 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Schuylkill Haven, PA | Clarkston, WA | United States |
| Age 0 to 4 | 5.4% | 8.1% | 5.9% |
| Age 5 to 9 | 7.8% | 4.1% | 6.1% |
| Age 10 to 14 | 3.4% | 6.2% | 6.6% |
| Age 15 to 17 | 3.2% | 3.4% | 3.9% |
| Age 18 to 20 | 2.3% | 4.4% | 4.0% |
| Age 21 to 24 | 8.6% | 8.4% | 5.2% |
| Age 25 to 34 | 18.2% | 13.7% | 13.8% |
| Age 35 to 44 | 7.9% | 14.1% | 12.9% |
| Age 45 to 54 | 9.6% | 10.1% | 12.6% |
| Age 55 to 59 | 5.9% | 7.4% | 6.7% |
| Age 60 to 64 | 3.6% | 6.1% | 6.3% |
| Age 65 to 74 | 9.7% | 8.9% | 9.6% |
| Age 75 to 84 | 13.8% | 3.4% | 4.5% |
| Age 85 and over | 0.7% | 1.7% | 1.9% |
| space1 | | | |
| Race | | | |
| | Schuylkill Haven, PA | Clarkston, WA | United States |
| White | 96.9% | 83.9% | 59.4% |
| Black | 0.9% | 1.5% | 12.2% |
| Asian | 0.5% | 3.3% | 5.6% |
| Native American | 0.0% | 0.4% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 0.4% | 3.7% | 3.2% |
| Hispanic | 1.3% | 7.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Schuylkill Haven, PA | Clarkston, WA | United States |
| Married Population | 42.5% | 35.3% | 49.8% |
| Currently Married | 41.3% | 34.2% | 48.0% |
| Married but Separated | 1.2% | 1.1% | 1.8% |
| Single Population | 57.5% | 64.7% | 50.2% |
| Never Married | 35.0% | 36.8% | 33.8% |
| Divorced | 10.4% | 21.5% | 10.8% |
| Widowed | 12.2% | 6.4% | 5.6% |
| space5 | | | |
| Household Size | 2.11 | 2.51 | 2.60 |
| Households | 2,489 | 2,799 | 124,010,992 |
| Family Households | 1,340 | 1,391 | 80,755,759 |
| Married couple, w/children | 29.7% | 34.7% | 30.5% |
| Married couple, no children | 36.1% | 32.9% | 42.9% |
| Non Family Households | 1,149 | 1,408 | 43,255,233 |
| Single householder, w/children | 21.5% | 24.9% | 15.8% |
| Single householder, no children | 12.7% | 7.5% | 10.8% |