| | Little Compton, RI | Cranston, RI | United States |
| Population | 3,600 | 82,654 | 329,725,481 |
| Female Population | 48.1% | 49.7% | 50.5% |
| Male Population | 51.9% | 50.3% | 49.5% |
| Median Age | 58.1 | 40 | 38.4 |
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| Population - 2010 | 3,494 | 80,797 | 309,327,143 |
| Population - 2000 | 3,593 | 79,269 | 285,036,114 |
| Population - 1990 | 3,339 | 76,060 | 251,960,433 |
| Pop. 2000 to Now | -3.7% | 2.4% | 15.6% |
| Pop. 1990 to Now | 3.7% | 6.7% | 30.8% |
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| Population Density | 175.4 | 2,917.2 | 93.4 |
| Land Area | 20.5 | 28.3 | 3,531,905.4 |
| Water Area | 8.3 | 1.7 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Little Compton, RI | Cranston, RI | United States |
| Age 0 to 4 | 0.4% | 5.6% | 5.9% |
| Age 5 to 9 | 1.5% | 5.3% | 6.1% |
| Age 10 to 14 | 6.8% | 6.3% | 6.6% |
| Age 15 to 17 | 3.2% | 3.4% | 3.9% |
| Age 18 to 20 | 2.1% | 3.0% | 4.0% |
| Age 21 to 24 | 2.8% | 4.7% | 5.2% |
| Age 25 to 34 | 9.1% | 14.2% | 13.8% |
| Age 35 to 44 | 10.0% | 14.0% | 12.9% |
| Age 45 to 54 | 8.9% | 11.6% | 12.6% |
| Age 55 to 59 | 9.8% | 6.9% | 6.7% |
| Age 60 to 64 | 11.1% | 8.7% | 6.3% |
| Age 65 to 74 | 16.2% | 9.3% | 9.6% |
| Age 75 to 84 | 12.6% | 4.3% | 4.5% |
| Age 85 and over | 5.5% | 2.7% | 1.9% |
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| Race | | | |
| | Little Compton, RI | Cranston, RI | United States |
| White | 97.7% | 67.7% | 59.4% |
| Black | 0.0% | 5.1% | 12.2% |
| Asian | 0.5% | 6.8% | 5.6% |
| Native American | 0.0% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.5% | 0.4% |
| Two or More Races | 0.0% | 3.5% | 3.2% |
| Hispanic | 1.8% | 16.2% | 18.4% |
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| Marriage & Family | | | |
| | Little Compton, RI | Cranston, RI | United States |
| Married Population | 65.1% | 47.1% | 49.8% |
| Currently Married | 63.6% | 45.6% | 48.0% |
| Married but Separated | 1.5% | 1.5% | 1.8% |
| Single Population | 34.9% | 52.9% | 50.2% |
| Never Married | 22.2% | 34.8% | 33.8% |
| Divorced | 6.3% | 11.9% | 10.8% |
| Widowed | 6.4% | 6.3% | 5.6% |
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| Household Size | 2.26 | 2.48 | 2.60 |
| Households | 1,592 | 31,917 | 124,010,992 |
| Family Households | 1,179 | 19,646 | 80,755,759 |
| Married couple, w/children | 15.4% | 30.0% | 30.5% |
| Married couple, no children | 71.9% | 43.8% | 42.9% |
| Non Family Households | 413 | 12,271 | 43,255,233 |
| Single householder, w/children | 5.7% | 14.3% | 15.8% |
| Single householder, no children | 7.0% | 11.9% | 10.8% |