| | Holly Ridge, NC | Walden, NY | United States |
| Population | 3,888 | 6,841 | 329,725,481 |
| Female Population | 48.2% | 50.3% | 50.5% |
| Male Population | 51.9% | 49.7% | 49.5% |
| Median Age | 35.6 | 38.4 | 38.4 |
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| Population - 2010 | 1,328 | 6,899 | 309,327,143 |
| Population - 2000 | 831 | 6,164 | 285,036,114 |
| Population - 1990 | 728 | 5,836 | 251,960,433 |
| Pop. 2000 to Now | 272.1% | 7.4% | 15.6% |
| Pop. 1990 to Now | 324.7% | 13.4% | 30.8% |
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| Population Density | 972.5 | 3,476.1 | 93.4 |
| Land Area | 4.0 | 2.0 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Holly Ridge, NC | Walden, NY | United States |
| Age 0 to 4 | 7.1% | 3.7% | 5.9% |
| Age 5 to 9 | 9.0% | 7.1% | 6.1% |
| Age 10 to 14 | 2.5% | 9.0% | 6.6% |
| Age 15 to 17 | 2.1% | 6.0% | 3.9% |
| Age 18 to 20 | 1.1% | 4.4% | 4.0% |
| Age 21 to 24 | 2.1% | 6.1% | 5.2% |
| Age 25 to 34 | 23.5% | 9.9% | 13.8% |
| Age 35 to 44 | 16.6% | 14.2% | 12.9% |
| Age 45 to 54 | 15.3% | 13.4% | 12.6% |
| Age 55 to 59 | 4.2% | 8.3% | 6.7% |
| Age 60 to 64 | 5.7% | 7.5% | 6.3% |
| Age 65 to 74 | 7.8% | 4.8% | 9.6% |
| Age 75 to 84 | 2.6% | 3.6% | 4.5% |
| Age 85 and over | 0.2% | 2.0% | 1.9% |
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| Race | | | |
| | Holly Ridge, NC | Walden, NY | United States |
| White | 82.2% | 60.7% | 59.4% |
| Black | 5.7% | 16.3% | 12.2% |
| Asian | 1.1% | 0.5% | 5.6% |
| Native American | 1.8% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.2% | 0.2% |
| Other | 0.4% | 0.5% | 0.4% |
| Two or More Races | 1.7% | 8.0% | 3.2% |
| Hispanic | 7.1% | 13.7% | 18.4% |
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| Marriage & Family | | | |
| | Holly Ridge, NC | Walden, NY | United States |
| Married Population | 63.0% | 42.6% | 49.8% |
| Currently Married | 62.5% | 40.0% | 48.0% |
| Married but Separated | 0.5% | 2.6% | 1.8% |
| Single Population | 37.0% | 57.4% | 50.2% |
| Never Married | 11.8% | 38.2% | 33.8% |
| Divorced | 23.5% | 12.8% | 10.8% |
| Widowed | 1.6% | 6.5% | 5.6% |
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| Household Size | 2.63 | 2.44 | 2.60 |
| Households | 1,476 | 2,790 | 124,010,992 |
| Family Households | 1,063 | 1,680 | 80,755,759 |
| Married couple, w/children | 40.1% | 35.2% | 30.5% |
| Married couple, no children | 41.0% | 32.3% | 42.9% |
| Non Family Households | 413 | 1,110 | 43,255,233 |
| Single householder, w/children | 6.9% | 24.8% | 15.8% |
| Single householder, no children | 12.0% | 7.7% | 10.8% |