| | Boothwyn, PA | Ridley Park, PA | United States |
| Population | 5,539 | 7,131 | 329,725,481 |
| Female Population | 50.6% | 51.2% | 50.5% |
| Male Population | 49.4% | 48.8% | 49.5% |
| Median Age | 36.9 | 40.7 | 38.4 |
| space3 | | | |
| Population - 2010 | 4,188 | 7,019 | 309,327,143 |
| Population - 2000 | 5,206 | 7,196 | 285,036,114 |
| Population - 1990 | 5,069 | 7,592 | 251,960,433 |
| Pop. 2000 to Now | 5.8% | -1.8% | 15.6% |
| Pop. 1990 to Now | 8.7% | -6.9% | 30.8% |
| space4 | | | |
| Population Density | 4,441.9 | 6,608.9 | 93.4 |
| Land Area | 1.2 | 1.1 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Boothwyn, PA | Ridley Park, PA | United States |
| Age 0 to 4 | 3.5% | 5.7% | 5.9% |
| Age 5 to 9 | 6.2% | 3.3% | 6.1% |
| Age 10 to 14 | 5.9% | 5.1% | 6.6% |
| Age 15 to 17 | 2.7% | 5.1% | 3.9% |
| Age 18 to 20 | 4.2% | 2.2% | 4.0% |
| Age 21 to 24 | 5.3% | 4.8% | 5.2% |
| Age 25 to 34 | 21.0% | 13.2% | 13.8% |
| Age 35 to 44 | 6.9% | 13.7% | 12.9% |
| Age 45 to 54 | 15.1% | 14.6% | 12.6% |
| Age 55 to 59 | 9.9% | 7.0% | 6.7% |
| Age 60 to 64 | 6.0% | 9.6% | 6.3% |
| Age 65 to 74 | 10.2% | 7.9% | 9.6% |
| Age 75 to 84 | 2.0% | 4.2% | 4.5% |
| Age 85 and over | 1.0% | 3.6% | 1.9% |
| space1 | | | |
| Race | | | |
| | Boothwyn, PA | Ridley Park, PA | United States |
| White | 79.0% | 87.2% | 59.4% |
| Black | 4.7% | 5.1% | 12.2% |
| Asian | 7.3% | 0.5% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.4% | 0.4% |
| Two or More Races | 2.5% | 2.3% | 3.2% |
| Hispanic | 6.6% | 4.5% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Boothwyn, PA | Ridley Park, PA | United States |
| Married Population | 53.7% | 49.4% | 49.8% |
| Currently Married | 51.2% | 47.9% | 48.0% |
| Married but Separated | 2.5% | 1.4% | 1.8% |
| Single Population | 46.3% | 50.6% | 50.2% |
| Never Married | 35.6% | 34.7% | 33.8% |
| Divorced | 7.4% | 9.7% | 10.8% |
| Widowed | 3.3% | 6.3% | 5.6% |
| space5 | | | |
| Household Size | 2.74 | 2.40 | 2.60 |
| Households | 2,014 | 2,943 | 124,010,992 |
| Family Households | 1,416 | 1,856 | 80,755,759 |
| Married couple, w/children | 38.9% | 33.2% | 30.5% |
| Married couple, no children | 43.1% | 39.4% | 42.9% |
| Non Family Households | 598 | 1,087 | 43,255,233 |
| Single householder, w/children | 12.8% | 12.8% | 15.8% |
| Single householder, no children | 5.2% | 14.6% | 10.8% |