| | Amsterdam, MO | Edinburgh, IN | United States |
| Population | 184 | 4,290 | 329,725,481 |
| Female Population | 50.0% | 49.8% | 50.5% |
| Male Population | 50.0% | 50.2% | 49.5% |
| Median Age | 48 | 37.7 | 38.4 |
| space3 | | | |
| Population - 2010 | 242 | 4,474 | 309,327,143 |
| Population - 2000 | 281 | 4,505 | 285,036,114 |
| Population - 1990 | 237 | 4,536 | 251,960,433 |
| Pop. 2000 to Now | -18.2% | 2.4% | 15.6% |
| Pop. 1990 to Now | -3.0% | 1.7% | 30.8% |
| space4 | | | |
| Population Density | 322.2 | 1,382.1 | 93.4 |
| Land Area | 0.6 | 3.1 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Amsterdam, MO | Edinburgh, IN | United States |
| Age 0 to 4 | 3.8% | 5.3% | 5.9% |
| Age 5 to 9 | 1.1% | 6.2% | 6.1% |
| Age 10 to 14 | 4.9% | 7.5% | 6.6% |
| Age 15 to 17 | 1.1% | 2.0% | 3.9% |
| Age 18 to 20 | 2.2% | 3.5% | 4.0% |
| Age 21 to 24 | 3.3% | 3.7% | 5.2% |
| Age 25 to 34 | 11.4% | 17.5% | 13.8% |
| Age 35 to 44 | 8.7% | 13.7% | 12.9% |
| Age 45 to 54 | 24.5% | 11.4% | 12.6% |
| Age 55 to 59 | 9.2% | 7.5% | 6.7% |
| Age 60 to 64 | 2.7% | 8.4% | 6.3% |
| Age 65 to 74 | 21.7% | 7.4% | 9.6% |
| Age 75 to 84 | 1.6% | 4.5% | 4.5% |
| Age 85 and over | 3.8% | 1.4% | 1.9% |
| space1 | | | |
| Race | | | |
| | Amsterdam, MO | Edinburgh, IN | United States |
| White | 98.9% | 96.8% | 59.4% |
| Black | 0.0% | 0.3% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.3% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 0.5% | 2.3% | 3.2% |
| Hispanic | 0.5% | 0.3% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Amsterdam, MO | Edinburgh, IN | United States |
| Married Population | 39.8% | 44.4% | 49.8% |
| Currently Married | 39.2% | 43.5% | 48.0% |
| Married but Separated | 0.6% | 0.9% | 1.8% |
| Single Population | 60.2% | 55.6% | 50.2% |
| Never Married | 16.9% | 24.6% | 33.8% |
| Divorced | 21.1% | 26.8% | 10.8% |
| Widowed | 22.3% | 4.2% | 5.6% |
| space5 | | | |
| Household Size | 1.92 | 2.50 | 2.60 |
| Households | 96 | 1,718 | 124,010,992 |
| Family Households | 41 | 1,131 | 80,755,759 |
| Married couple, w/children | 29.3% | 21.6% | 30.5% |
| Married couple, no children | 51.2% | 40.4% | 42.9% |
| Non Family Households | 55 | 587 | 43,255,233 |
| Single householder, w/children | 4.9% | 20.3% | 15.8% |
| Single householder, no children | 14.6% | 17.7% | 10.8% |