| | Roanoke, IN | Danville, IN | United States |
| Population | 1,737 | 10,424 | 329,725,481 |
| Female Population | 52.0% | 53.7% | 50.5% |
| Male Population | 48.0% | 46.3% | 49.5% |
| Median Age | 38.5 | 37.3 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,721 | 9,088 | 309,327,143 |
| Population - 2000 | 1,495 | 6,418 | 285,036,114 |
| Population - 1990 | 1,018 | 4,345 | 251,960,433 |
| Pop. 2000 to Now | 14.1% | 59.6% | 15.6% |
| Pop. 1990 to Now | 67.6% | 135.7% | 30.8% |
| space4 | | | |
| Population Density | 1,443.9 | 1,504.2 | 93.4 |
| Land Area | 1.2 | 6.9 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Roanoke, IN | Danville, IN | United States |
| Age 0 to 4 | 7.4% | 6.6% | 5.9% |
| Age 5 to 9 | 4.7% | 7.7% | 6.1% |
| Age 10 to 14 | 4.2% | 8.4% | 6.6% |
| Age 15 to 17 | 3.1% | 3.6% | 3.9% |
| Age 18 to 20 | 3.5% | 3.7% | 4.0% |
| Age 21 to 24 | 4.2% | 4.8% | 5.2% |
| Age 25 to 34 | 20.2% | 12.7% | 13.8% |
| Age 35 to 44 | 9.1% | 14.1% | 12.9% |
| Age 45 to 54 | 13.6% | 12.7% | 12.6% |
| Age 55 to 59 | 8.8% | 6.2% | 6.7% |
| Age 60 to 64 | 5.2% | 4.3% | 6.3% |
| Age 65 to 74 | 11.6% | 10.7% | 9.6% |
| Age 75 to 84 | 3.2% | 3.5% | 4.5% |
| Age 85 and over | 1.3% | 1.1% | 1.9% |
| space1 | | | |
| Race | | | |
| | Roanoke, IN | Danville, IN | United States |
| White | 94.4% | 92.2% | 59.4% |
| Black | 0.5% | 3.2% | 12.2% |
| Asian | 0.5% | 1.3% | 5.6% |
| Native American | 0.6% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 1.6% | 1.3% | 3.2% |
| Hispanic | 2.4% | 1.9% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Roanoke, IN | Danville, IN | United States |
| Married Population | 55.1% | 59.3% | 49.8% |
| Currently Married | 54.3% | 58.5% | 48.0% |
| Married but Separated | 0.8% | 0.8% | 1.8% |
| Single Population | 44.9% | 40.7% | 50.2% |
| Never Married | 29.3% | 24.7% | 33.8% |
| Divorced | 11.1% | 12.2% | 10.8% |
| Widowed | 4.4% | 3.8% | 5.6% |
| space5 | | | |
| Household Size | 2.21 | 2.67 | 2.60 |
| Households | 784 | 3,870 | 124,010,992 |
| Family Households | 491 | 2,753 | 80,755,759 |
| Married couple, w/children | 27.7% | 41.9% | 30.5% |
| Married couple, no children | 53.4% | 45.5% | 42.9% |
| Non Family Households | 293 | 1,117 | 43,255,233 |
| Single householder, w/children | 10.8% | 9.8% | 15.8% |
| Single householder, no children | 8.1% | 2.8% | 10.8% |