| | Jenkintown, PA | Collingswood, NJ | United States |
| Population | 4,681 | 14,087 | 329,725,481 |
| Female Population | 49.9% | 52.0% | 50.5% |
| Male Population | 50.1% | 48.0% | 49.5% |
| Median Age | 43 | 40.4 | 38.4 |
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| Population - 2010 | 4,424 | 13,931 | 309,327,143 |
| Population - 2000 | 4,478 | 14,326 | 285,036,114 |
| Population - 1990 | 4,574 | 15,289 | 251,960,433 |
| Pop. 2000 to Now | -1.5% | -3.3% | 15.6% |
| Pop. 1990 to Now | -3.5% | -9.4% | 30.8% |
| space4 | | | |
| Population Density | 8,084.6 | 7,697.8 | 93.4 |
| Land Area | 0.6 | 1.8 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Jenkintown, PA | Collingswood, NJ | United States |
| Age 0 to 4 | 4.2% | 4.3% | 5.9% |
| Age 5 to 9 | 12.3% | 4.4% | 6.1% |
| Age 10 to 14 | 6.5% | 5.2% | 6.6% |
| Age 15 to 17 | 3.2% | 3.6% | 3.9% |
| Age 18 to 20 | 2.3% | 2.0% | 4.0% |
| Age 21 to 24 | 0.8% | 4.5% | 5.2% |
| Age 25 to 34 | 10.4% | 17.8% | 13.8% |
| Age 35 to 44 | 14.9% | 15.2% | 12.9% |
| Age 45 to 54 | 14.5% | 13.2% | 12.6% |
| Age 55 to 59 | 8.1% | 6.1% | 6.7% |
| Age 60 to 64 | 6.0% | 8.3% | 6.3% |
| Age 65 to 74 | 10.5% | 9.0% | 9.6% |
| Age 75 to 84 | 2.8% | 4.7% | 4.5% |
| Age 85 and over | 3.6% | 1.8% | 1.9% |
| space1 | | | |
| Race | | | |
| | Jenkintown, PA | Collingswood, NJ | United States |
| White | 74.5% | 77.2% | 59.4% |
| Black | 13.3% | 13.2% | 12.2% |
| Asian | 2.0% | 1.1% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 2.3% | 2.5% | 3.2% |
| Hispanic | 7.9% | 5.7% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Jenkintown, PA | Collingswood, NJ | United States |
| Married Population | 61.8% | 45.5% | 49.8% |
| Currently Married | 58.0% | 43.3% | 48.0% |
| Married but Separated | 3.8% | 2.3% | 1.8% |
| Single Population | 38.2% | 54.5% | 50.2% |
| Never Married | 21.0% | 37.0% | 33.8% |
| Divorced | 9.3% | 11.4% | 10.8% |
| Widowed | 7.9% | 6.0% | 5.6% |
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| Household Size | 2.44 | 2.17 | 2.60 |
| Households | 1,916 | 6,452 | 124,010,992 |
| Family Households | 1,193 | 3,417 | 80,755,759 |
| Married couple, w/children | 38.3% | 27.7% | 30.5% |
| Married couple, no children | 40.3% | 44.6% | 42.9% |
| Non Family Households | 723 | 3,035 | 43,255,233 |
| Single householder, w/children | 11.8% | 14.5% | 15.8% |
| Single householder, no children | 9.6% | 13.1% | 10.8% |