| | Swissvale, PA | Braddock, PA | United States |
| Population | 8,645 | 1,949 | 329,725,481 |
| Female Population | 50.2% | 47.6% | 50.5% |
| Male Population | 49.8% | 52.4% | 49.5% |
| Median Age | 39.4 | 41.1 | 38.4 |
| space3 | | | |
| Population - 2010 | 9,005 | 2,173 | 309,327,143 |
| Population - 2000 | 9,653 | 2,912 | 285,036,114 |
| Population - 1990 | 10,637 | 4,682 | 251,960,433 |
| Pop. 2000 to Now | -11.0% | -27.8% | 15.6% |
| Pop. 1990 to Now | -19.2% | -55.1% | 30.8% |
| space4 | | | |
| Population Density | 7,192.2 | 3,461.8 | 93.4 |
| Land Area | 1.2 | 0.6 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Swissvale, PA | Braddock, PA | United States |
| Age 0 to 4 | 2.7% | 1.9% | 5.9% |
| Age 5 to 9 | 4.5% | 3.5% | 6.1% |
| Age 10 to 14 | 4.8% | 10.2% | 6.6% |
| Age 15 to 17 | 3.3% | 7.9% | 3.9% |
| Age 18 to 20 | 2.8% | 4.6% | 4.0% |
| Age 21 to 24 | 5.4% | 1.3% | 5.2% |
| Age 25 to 34 | 17.9% | 15.3% | 13.8% |
| Age 35 to 44 | 15.7% | 6.7% | 12.9% |
| Age 45 to 54 | 11.7% | 16.5% | 12.6% |
| Age 55 to 59 | 6.4% | 4.3% | 6.7% |
| Age 60 to 64 | 6.5% | 7.7% | 6.3% |
| Age 65 to 74 | 11.4% | 8.7% | 9.6% |
| Age 75 to 84 | 6.1% | 7.7% | 4.5% |
| Age 85 and over | 0.9% | 3.8% | 1.9% |
| space1 | | | |
| Race | | | |
| | Swissvale, PA | Braddock, PA | United States |
| White | 62.6% | 16.3% | 59.4% |
| Black | 27.5% | 74.4% | 12.2% |
| Asian | 2.7% | 0.0% | 5.6% |
| Native American | 0.1% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.7% | 0.0% | 0.4% |
| Two or More Races | 1.7% | 7.1% | 3.2% |
| Hispanic | 4.7% | 2.2% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Swissvale, PA | Braddock, PA | United States |
| Married Population | 33.6% | 16.0% | 49.8% |
| Currently Married | 31.3% | 12.1% | 48.0% |
| Married but Separated | 2.3% | 3.9% | 1.8% |
| Single Population | 66.4% | 84.0% | 50.2% |
| Never Married | 48.5% | 64.8% | 33.8% |
| Divorced | 13.8% | 8.6% | 10.8% |
| Widowed | 4.1% | 10.6% | 5.6% |
| space5 | | | |
| Household Size | 1.93 | 2.23 | 2.60 |
| Households | 4,456 | 795 | 124,010,992 |
| Family Households | 1,815 | 362 | 80,755,759 |
| Married couple, w/children | 21.0% | 5.2% | 30.5% |
| Married couple, no children | 40.8% | 11.3% | 42.9% |
| Non Family Households | 2,641 | 433 | 43,255,233 |
| Single householder, w/children | 19.2% | 58.0% | 15.8% |
| Single householder, no children | 19.1% | 25.4% | 10.8% |