| | Richmond, RI | Cocoa, FL | United States |
| Population | 8,064 | 18,891 | 329,725,481 |
| Female Population | 49.3% | 52.7% | 50.5% |
| Male Population | 50.7% | 47.3% | 49.5% |
| Median Age | 43.9 | 43.4 | 38.4 |
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| Population - 2010 | 7,707 | 17,176 | 309,327,143 |
| Population - 2000 | 7,222 | 16,412 | 285,036,114 |
| Population - 1990 | 5,351 | 17,722 | 251,960,433 |
| Pop. 2000 to Now | 9.2% | 13.9% | 15.6% |
| Pop. 1990 to Now | 47.4% | 5.5% | 30.8% |
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| Population Density | 200.1 | 1,416.2 | 93.4 |
| Land Area | 40.3 | 13.3 | 3,531,905.4 |
| Water Area | 0.4 | 2.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Richmond, RI | Cocoa, FL | United States |
| Age 0 to 4 | 5.6% | 6.0% | 5.9% |
| Age 5 to 9 | 6.5% | 7.5% | 6.1% |
| Age 10 to 14 | 7.4% | 6.2% | 6.6% |
| Age 15 to 17 | 3.9% | 2.1% | 3.9% |
| Age 18 to 20 | 2.2% | 2.4% | 4.0% |
| Age 21 to 24 | 3.2% | 3.6% | 5.2% |
| Age 25 to 34 | 13.2% | 12.7% | 13.8% |
| Age 35 to 44 | 8.6% | 10.9% | 12.9% |
| Age 45 to 54 | 17.1% | 12.8% | 12.6% |
| Age 55 to 59 | 9.1% | 7.6% | 6.7% |
| Age 60 to 64 | 9.9% | 8.2% | 6.3% |
| Age 65 to 74 | 9.7% | 11.9% | 9.6% |
| Age 75 to 84 | 2.6% | 6.4% | 4.5% |
| Age 85 and over | 1.1% | 1.8% | 1.9% |
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| Race | | | |
| | Richmond, RI | Cocoa, FL | United States |
| White | 93.7% | 48.7% | 59.4% |
| Black | 0.2% | 28.6% | 12.2% |
| Asian | 0.0% | 1.6% | 5.6% |
| Native American | 0.0% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 2.5% | 5.6% | 3.2% |
| Hispanic | 3.6% | 15.1% | 18.4% |
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| Marriage & Family | | | |
| | Richmond, RI | Cocoa, FL | United States |
| Married Population | 58.4% | 40.4% | 49.8% |
| Currently Married | 57.5% | 37.3% | 48.0% |
| Married but Separated | 0.8% | 3.1% | 1.8% |
| Single Population | 41.6% | 59.6% | 50.2% |
| Never Married | 25.0% | 33.1% | 33.8% |
| Divorced | 13.7% | 19.1% | 10.8% |
| Widowed | 3.0% | 7.4% | 5.6% |
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| Household Size | 2.71 | 2.40 | 2.60 |
| Households | 2,961 | 7,877 | 124,010,992 |
| Family Households | 2,284 | 4,059 | 80,755,759 |
| Married couple, w/children | 29.8% | 16.2% | 30.5% |
| Married couple, no children | 48.2% | 48.3% | 42.9% |
| Non Family Households | 677 | 3,818 | 43,255,233 |
| Single householder, w/children | 18.1% | 25.7% | 15.8% |
| Single householder, no children | 3.9% | 9.8% | 10.8% |