| | Surfside, FL | Cleveland, GA | United States |
| Population | 5,665 | 3,464 | 329,725,481 |
| Female Population | 54.1% | 55.6% | 50.5% |
| Male Population | 45.9% | 44.4% | 49.5% |
| Median Age | 41.5 | 32.8 | 38.4 |
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| Population - 2010 | 5,583 | 3,456 | 309,327,143 |
| Population - 2000 | 4,909 | 1,907 | 285,036,114 |
| Population - 1990 | 4,108 | 1,653 | 251,960,433 |
| Pop. 2000 to Now | 13.5% | 118.5% | 15.6% |
| Pop. 1990 to Now | 35.6% | 152.1% | 30.8% |
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| Population Density | 10,170.6 | 904.4 | 93.4 |
| Land Area | 0.6 | 3.8 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Surfside, FL | Cleveland, GA | United States |
| Age 0 to 4 | 8.8% | 6.5% | 5.9% |
| Age 5 to 9 | 11.6% | 4.4% | 6.1% |
| Age 10 to 14 | 8.0% | 10.4% | 6.6% |
| Age 15 to 17 | 4.0% | 1.2% | 3.9% |
| Age 18 to 20 | 0.4% | 14.0% | 4.0% |
| Age 21 to 24 | 3.1% | 4.2% | 5.2% |
| Age 25 to 34 | 4.7% | 9.9% | 13.8% |
| Age 35 to 44 | 16.5% | 13.9% | 12.9% |
| Age 45 to 54 | 14.5% | 11.7% | 12.6% |
| Age 55 to 59 | 4.0% | 10.6% | 6.7% |
| Age 60 to 64 | 4.8% | 1.2% | 6.3% |
| Age 65 to 74 | 10.6% | 3.3% | 9.6% |
| Age 75 to 84 | 8.1% | 8.4% | 4.5% |
| Age 85 and over | 0.8% | 0.4% | 1.9% |
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| Race | | | |
| | Surfside, FL | Cleveland, GA | United States |
| White | 57.8% | 91.9% | 59.4% |
| Black | 3.6% | 2.3% | 12.2% |
| Asian | 0.7% | 0.8% | 5.6% |
| Native American | 0.0% | 0.8% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 0.0% | 3.5% | 3.2% |
| Hispanic | 37.9% | 0.8% | 18.4% |
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| Marriage & Family | | | |
| | Surfside, FL | Cleveland, GA | United States |
| Married Population | 50.7% | 43.5% | 49.8% |
| Currently Married | 46.6% | 43.2% | 48.0% |
| Married but Separated | 4.2% | 0.4% | 1.8% |
| Single Population | 49.3% | 56.5% | 50.2% |
| Never Married | 21.3% | 28.5% | 33.8% |
| Divorced | 20.0% | 18.3% | 10.8% |
| Widowed | 7.9% | 9.7% | 5.6% |
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| Household Size | 2.69 | 2.72 | 2.60 |
| Households | 2,109 | 1,180 | 124,010,992 |
| Family Households | 1,208 | 897 | 80,755,759 |
| Married couple, w/children | 33.4% | 20.1% | 30.5% |
| Married couple, no children | 34.4% | 37.1% | 42.9% |
| Non Family Households | 901 | 283 | 43,255,233 |
| Single householder, w/children | 19.5% | 21.0% | 15.8% |
| Single householder, no children | 12.7% | 21.9% | 10.8% |