| | Conshohocken, PA | Collingswood, NJ | United States |
| Population | 9,104 | 14,087 | 329,725,481 |
| Female Population | 48.2% | 52.0% | 50.5% |
| Male Population | 51.8% | 48.0% | 49.5% |
| Median Age | 32.1 | 40.4 | 38.4 |
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| Population - 2010 | 7,856 | 13,931 | 309,327,143 |
| Population - 2000 | 7,589 | 14,326 | 285,036,114 |
| Population - 1990 | 8,064 | 15,289 | 251,960,433 |
| Pop. 2000 to Now | 6.1% | -3.3% | 15.6% |
| Pop. 1990 to Now | -0.2% | -9.4% | 30.8% |
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| Population Density | 9,122.2 | 7,697.8 | 93.4 |
| Land Area | 1.0 | 1.8 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Conshohocken, PA | Collingswood, NJ | United States |
| Age 0 to 4 | 4.5% | 4.3% | 5.9% |
| Age 5 to 9 | 2.8% | 4.4% | 6.1% |
| Age 10 to 14 | 3.7% | 5.2% | 6.6% |
| Age 15 to 17 | 1.3% | 3.6% | 3.9% |
| Age 18 to 20 | 0.8% | 2.0% | 4.0% |
| Age 21 to 24 | 4.8% | 4.5% | 5.2% |
| Age 25 to 34 | 39.8% | 17.8% | 13.8% |
| Age 35 to 44 | 14.6% | 15.2% | 12.9% |
| Age 45 to 54 | 7.5% | 13.2% | 12.6% |
| Age 55 to 59 | 4.6% | 6.1% | 6.7% |
| Age 60 to 64 | 5.8% | 8.3% | 6.3% |
| Age 65 to 74 | 5.4% | 9.0% | 9.6% |
| Age 75 to 84 | 2.7% | 4.7% | 4.5% |
| Age 85 and over | 1.7% | 1.8% | 1.9% |
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| Race | | | |
| | Conshohocken, PA | Collingswood, NJ | United States |
| White | 88.7% | 77.2% | 59.4% |
| Black | 3.8% | 13.2% | 12.2% |
| Asian | 2.6% | 1.1% | 5.6% |
| Native American | 0.1% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.1% | 0.1% | 0.4% |
| Two or More Races | 2.7% | 2.5% | 3.2% |
| Hispanic | 2.0% | 5.7% | 18.4% |
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| Marriage & Family | | | |
| | Conshohocken, PA | Collingswood, NJ | United States |
| Married Population | 44.7% | 45.5% | 49.8% |
| Currently Married | 43.7% | 43.3% | 48.0% |
| Married but Separated | 1.0% | 2.3% | 1.8% |
| Single Population | 55.3% | 54.5% | 50.2% |
| Never Married | 45.5% | 37.0% | 33.8% |
| Divorced | 7.8% | 11.4% | 10.8% |
| Widowed | 2.0% | 6.0% | 5.6% |
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| Household Size | 2.09 | 2.17 | 2.60 |
| Households | 4,341 | 6,452 | 124,010,992 |
| Family Households | 2,221 | 3,417 | 80,755,759 |
| Married couple, w/children | 19.3% | 27.7% | 30.5% |
| Married couple, no children | 54.4% | 44.6% | 42.9% |
| Non Family Households | 2,120 | 3,035 | 43,255,233 |
| Single householder, w/children | 11.3% | 14.5% | 15.8% |
| Single householder, no children | 15.0% | 13.1% | 10.8% |