| | Berlin, NJ | Sneads Ferry, NC | United States |
| Population | 7,484 | 2,236 | 329,725,481 |
| Female Population | 53.2% | 50.1% | 50.5% |
| Male Population | 46.8% | 49.9% | 49.5% |
| Median Age | 41.7 | 50.3 | 38.4 |
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| Population - 2010 | 7,636 | 2,128 | 309,327,143 |
| Population - 2000 | 6,149 | 2,248 | 285,036,114 |
| Population - 1990 | 5,672 | 2,031 | 251,960,433 |
| Pop. 2000 to Now | 22.2% | 36.5% | 15.6% |
| Pop. 1990 to Now | 32.4% | 51.1% | 30.8% |
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| Population Density | 2,082.4 | 588.7 | 93.4 |
| Land Area | 3.6 | 3.8 | 3,531,905.4 |
| Water Area | 0.0 | 2.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Berlin, NJ | Sneads Ferry, NC | United States |
| Age 0 to 4 | 4.4% | 2.8% | 5.9% |
| Age 5 to 9 | 4.7% | 8.0% | 6.1% |
| Age 10 to 14 | 6.3% | 7.2% | 6.6% |
| Age 15 to 17 | 6.4% | 1.3% | 3.9% |
| Age 18 to 20 | 5.4% | 2.8% | 4.0% |
| Age 21 to 24 | 4.1% | 3.1% | 5.2% |
| Age 25 to 34 | 13.3% | 5.2% | 13.8% |
| Age 35 to 44 | 8.1% | 15.9% | 12.9% |
| Age 45 to 54 | 17.5% | 15.0% | 12.6% |
| Age 55 to 59 | 9.2% | 8.3% | 6.7% |
| Age 60 to 64 | 3.5% | 3.5% | 6.3% |
| Age 65 to 74 | 8.0% | 10.8% | 9.6% |
| Age 75 to 84 | 3.4% | 15.6% | 4.5% |
| Age 85 and over | 5.9% | 0.6% | 1.9% |
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| Race | | | |
| | Berlin, NJ | Sneads Ferry, NC | United States |
| White | 81.9% | 96.6% | 59.4% |
| Black | 8.0% | 0.6% | 12.2% |
| Asian | 0.5% | 2.0% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 2.5% | 0.0% | 0.4% |
| Two or More Races | 1.6% | 0.4% | 3.2% |
| Hispanic | 5.5% | 0.4% | 18.4% |
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| Marriage & Family | | | |
| | Berlin, NJ | Sneads Ferry, NC | United States |
| Married Population | 44.7% | 56.5% | 49.8% |
| Currently Married | 40.8% | 54.0% | 48.0% |
| Married but Separated | 3.9% | 2.5% | 1.8% |
| Single Population | 55.3% | 43.5% | 50.2% |
| Never Married | 38.6% | 15.6% | 33.8% |
| Divorced | 8.3% | 13.4% | 10.8% |
| Widowed | 8.3% | 14.5% | 5.6% |
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| Household Size | 2.60 | 2.02 | 2.60 |
| Households | 2,840 | 1,108 | 124,010,992 |
| Family Households | 1,754 | 578 | 80,755,759 |
| Married couple, w/children | 31.4% | 24.0% | 30.5% |
| Married couple, no children | 35.9% | 54.0% | 42.9% |
| Non Family Households | 1,086 | 530 | 43,255,233 |
| Single householder, w/children | 21.7% | 9.7% | 15.8% |
| Single householder, no children | 10.9% | 12.3% | 10.8% |