| | Franklin Park, NJ | Fremont, CA | United States |
| Population | 13,686 | 231,502 | 329,725,481 |
| Female Population | 53.2% | 50.0% | 50.5% |
| Male Population | 46.8% | 50.0% | 49.5% |
| Median Age | 36.2 | 38.4 | 38.4 |
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| Population - 2010 | 12,624 | 214,514 | 309,327,143 |
| Population - 2000 | 9,546 | 203,413 | 285,036,114 |
| Population - 1990 | 5,919 | 173,339 | 251,960,433 |
| Pop. 2000 to Now | 57.9% | 15.3% | 15.6% |
| Pop. 1990 to Now | 154.7% | 35.3% | 30.8% |
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| Population Density | 5,253.7 | 2,988.5 | 93.4 |
| Land Area | 2.6 | 77.5 | 3,531,905.4 |
| Water Area | 0.0 | 10.2 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Franklin Park, NJ | Fremont, CA | United States |
| Age 0 to 4 | 6.9% | 5.9% | 5.9% |
| Age 5 to 9 | 5.4% | 7.3% | 6.1% |
| Age 10 to 14 | 4.5% | 6.8% | 6.6% |
| Age 15 to 17 | 2.8% | 3.7% | 3.9% |
| Age 18 to 20 | 4.8% | 2.3% | 4.0% |
| Age 21 to 24 | 4.8% | 3.5% | 5.2% |
| Age 25 to 34 | 18.0% | 14.9% | 13.8% |
| Age 35 to 44 | 14.3% | 17.1% | 12.9% |
| Age 45 to 54 | 13.3% | 14.5% | 12.6% |
| Age 55 to 59 | 9.5% | 5.9% | 6.7% |
| Age 60 to 64 | 4.7% | 5.5% | 6.3% |
| Age 65 to 74 | 7.9% | 7.2% | 9.6% |
| Age 75 to 84 | 1.3% | 3.6% | 4.5% |
| Age 85 and over | 1.7% | 1.9% | 1.9% |
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| Race | | | |
| | Franklin Park, NJ | Fremont, CA | United States |
| White | 25.5% | 18.6% | 59.4% |
| Black | 30.7% | 2.8% | 12.2% |
| Asian | 30.6% | 61.3% | 5.6% |
| Native American | 0.0% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.6% | 0.2% |
| Other | 0.1% | 0.4% | 0.4% |
| Two or More Races | 3.3% | 3.5% | 3.2% |
| Hispanic | 9.8% | 12.5% | 18.4% |
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| Marriage & Family | | | |
| | Franklin Park, NJ | Fremont, CA | United States |
| Married Population | 51.9% | 62.7% | 49.8% |
| Currently Married | 50.7% | 61.9% | 48.0% |
| Married but Separated | 1.3% | 0.8% | 1.8% |
| Single Population | 48.1% | 37.3% | 50.2% |
| Never Married | 35.4% | 27.5% | 33.8% |
| Divorced | 7.7% | 5.3% | 10.8% |
| Widowed | 5.0% | 4.5% | 5.6% |
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| Household Size | 2.55 | 3.08 | 2.60 |
| Households | 5,334 | 74,629 | 124,010,992 |
| Family Households | 3,633 | 60,164 | 80,755,759 |
| Married couple, w/children | 31.0% | 47.7% | 30.5% |
| Married couple, no children | 42.4% | 37.3% | 42.9% |
| Non Family Households | 1,701 | 14,465 | 43,255,233 |
| Single householder, w/children | 14.0% | 6.1% | 15.8% |
| Single householder, no children | 12.6% | 8.9% | 10.8% |