| | Chautauqua, NY | Lake Murray of Richland, SC | United States |
| Population | 4,052 | 6,632 | 329,725,481 |
| Female Population | 50.9% | 48.7% | 50.5% |
| Male Population | 49.1% | 51.3% | 49.5% |
| Median Age | 42.8 | 45.8 | 38.4 |
| space3 | | | |
| Population - 2010 | 4,477 | 4,853 | 309,327,143 |
| Population - 2000 | 4,666 | 3,526 | 285,036,114 |
| Population - 1990 | 4,554 | 2,462 | 251,960,433 |
| Pop. 2000 to Now | -10.7% | 87.2% | 15.6% |
| Pop. 1990 to Now | -8.5% | 168.1% | 30.8% |
| space4 | | | |
| Population Density | 60.4 | 1,192.0 | 93.4 |
| Land Area | 67.1 | 5.6 | 3,531,905.4 |
| Water Area | 0.1 | 3.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Chautauqua, NY | Lake Murray of Richland, SC | United States |
| Age 0 to 4 | 4.4% | 5.0% | 5.9% |
| Age 5 to 9 | 5.8% | 5.9% | 6.1% |
| Age 10 to 14 | 4.9% | 7.1% | 6.6% |
| Age 15 to 17 | 3.7% | 4.3% | 3.9% |
| Age 18 to 20 | 10.3% | 2.4% | 4.0% |
| Age 21 to 24 | 3.7% | 0.2% | 5.2% |
| Age 25 to 34 | 9.4% | 7.9% | 13.8% |
| Age 35 to 44 | 11.5% | 13.9% | 12.9% |
| Age 45 to 54 | 10.1% | 18.7% | 12.6% |
| Age 55 to 59 | 6.4% | 5.7% | 6.7% |
| Age 60 to 64 | 7.7% | 9.7% | 6.3% |
| Age 65 to 74 | 11.2% | 10.8% | 9.6% |
| Age 75 to 84 | 5.8% | 5.6% | 4.5% |
| Age 85 and over | 5.1% | 2.8% | 1.9% |
| space1 | | | |
| Race | | | |
| | Chautauqua, NY | Lake Murray of Richland, SC | United States |
| White | 91.0% | 88.4% | 59.4% |
| Black | 2.7% | 7.1% | 12.2% |
| Asian | 0.0% | 3.1% | 5.6% |
| Native American | 0.1% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.3% | 0.0% | 0.4% |
| Two or More Races | 3.4% | 0.1% | 3.2% |
| Hispanic | 2.4% | 1.3% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Chautauqua, NY | Lake Murray of Richland, SC | United States |
| Married Population | 42.1% | 70.8% | 49.8% |
| Currently Married | 40.0% | 68.5% | 48.0% |
| Married but Separated | 2.1% | 2.3% | 1.8% |
| Single Population | 57.9% | 29.2% | 50.2% |
| Never Married | 34.6% | 16.1% | 33.8% |
| Divorced | 13.7% | 9.1% | 10.8% |
| Widowed | 9.6% | 4.0% | 5.6% |
| space5 | | | |
| Household Size | 2.15 | 2.37 | 2.60 |
| Households | 1,651 | 2,742 | 124,010,992 |
| Family Households | 835 | 1,955 | 80,755,759 |
| Married couple, w/children | 26.3% | 36.7% | 30.5% |
| Married couple, no children | 54.1% | 53.5% | 42.9% |
| Non Family Households | 816 | 787 | 43,255,233 |
| Single householder, w/children | 11.4% | 5.4% | 15.8% |
| Single householder, no children | 8.1% | 4.5% | 10.8% |