| | Greensburg, IN | Mount Washington, KY | United States |
| Population | 11,573 | 17,723 | 329,725,481 |
| Female Population | 49.9% | 49.6% | 50.5% |
| Male Population | 50.2% | 50.4% | 49.5% |
| Median Age | 39.6 | 37.1 | 38.4 |
| space3 | | | |
| Population - 2010 | 11,540 | 13,564 | 309,327,143 |
| Population - 2000 | 10,260 | 8,485 | 285,036,114 |
| Population - 1990 | 9,286 | 5,226 | 251,960,433 |
| Pop. 2000 to Now | 16.8% | 75.7% | 15.6% |
| Pop. 1990 to Now | 29.1% | 185.3% | 30.8% |
| space4 | | | |
| Population Density | 1,248.7 | 1,923.3 | 93.4 |
| Land Area | 9.3 | 9.2 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Greensburg, IN | Mount Washington, KY | United States |
| Age 0 to 4 | 6.4% | 6.7% | 5.9% |
| Age 5 to 9 | 5.1% | 8.3% | 6.1% |
| Age 10 to 14 | 7.0% | 7.7% | 6.6% |
| Age 15 to 17 | 2.7% | 3.9% | 3.9% |
| Age 18 to 20 | 3.8% | 3.5% | 4.0% |
| Age 21 to 24 | 7.3% | 4.9% | 5.2% |
| Age 25 to 34 | 13.1% | 11.9% | 13.8% |
| Age 35 to 44 | 11.6% | 15.8% | 12.9% |
| Age 45 to 54 | 12.4% | 14.9% | 12.6% |
| Age 55 to 59 | 8.3% | 4.4% | 6.7% |
| Age 60 to 64 | 4.9% | 4.6% | 6.3% |
| Age 65 to 74 | 9.7% | 7.4% | 9.6% |
| Age 75 to 84 | 5.5% | 3.4% | 4.5% |
| Age 85 and over | 2.4% | 2.5% | 1.9% |
| space1 | | | |
| Race | | | |
| | Greensburg, IN | Mount Washington, KY | United States |
| White | 89.7% | 92.6% | 59.4% |
| Black | 0.3% | 0.3% | 12.2% |
| Asian | 2.6% | 0.8% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.9% | 0.5% | 0.4% |
| Two or More Races | 2.1% | 2.3% | 3.2% |
| Hispanic | 4.4% | 3.4% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Greensburg, IN | Mount Washington, KY | United States |
| Married Population | 46.4% | 57.7% | 49.8% |
| Currently Married | 45.7% | 56.2% | 48.0% |
| Married but Separated | 0.7% | 1.4% | 1.8% |
| Single Population | 53.6% | 42.3% | 50.2% |
| Never Married | 31.2% | 24.5% | 33.8% |
| Divorced | 14.2% | 11.1% | 10.8% |
| Widowed | 8.2% | 6.8% | 5.6% |
| space5 | | | |
| Household Size | 2.31 | 2.72 | 2.60 |
| Households | 4,858 | 6,484 | 124,010,992 |
| Family Households | 2,692 | 4,799 | 80,755,759 |
| Married couple, w/children | 36.1% | 35.0% | 30.5% |
| Married couple, no children | 40.7% | 39.9% | 42.9% |
| Non Family Households | 2,166 | 1,685 | 43,255,233 |
| Single householder, w/children | 10.4% | 17.4% | 15.8% |
| Single householder, no children | 12.8% | 7.6% | 10.8% |