| | Palmyra, WI | Elkhorn, WI | United States |
| Population | 2,018 | 10,267 | 329,725,481 |
| Female Population | 48.4% | 52.9% | 50.5% |
| Male Population | 51.6% | 47.1% | 49.5% |
| Median Age | 38.1 | 38.7 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,789 | 10,061 | 309,327,143 |
| Population - 2000 | 1,766 | 7,305 | 285,036,114 |
| Population - 1990 | 1,539 | 5,337 | 251,960,433 |
| Pop. 2000 to Now | -1.1% | 37.2% | 15.6% |
| Pop. 1990 to Now | 13.5% | 87.8% | 30.8% |
| space4 | | | |
| Population Density | 935.6 | 1,277.3 | 93.4 |
| Land Area | 2.2 | 8.0 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Palmyra, WI | Elkhorn, WI | United States |
| Age 0 to 4 | 3.1% | 4.2% | 5.9% |
| Age 5 to 9 | 2.8% | 5.4% | 6.1% |
| Age 10 to 14 | 5.8% | 8.6% | 6.6% |
| Age 15 to 17 | 8.4% | 4.2% | 3.9% |
| Age 18 to 20 | 4.1% | 3.1% | 4.0% |
| Age 21 to 24 | 5.1% | 6.1% | 5.2% |
| Age 25 to 34 | 10.6% | 13.5% | 13.8% |
| Age 35 to 44 | 22.3% | 14.9% | 12.9% |
| Age 45 to 54 | 12.0% | 11.3% | 12.6% |
| Age 55 to 59 | 6.7% | 9.3% | 6.7% |
| Age 60 to 64 | 5.6% | 4.1% | 6.3% |
| Age 65 to 74 | 7.0% | 9.3% | 9.6% |
| Age 75 to 84 | 5.0% | 3.5% | 4.5% |
| Age 85 and over | 1.6% | 2.5% | 1.9% |
| space1 | | | |
| Race | | | |
| | Palmyra, WI | Elkhorn, WI | United States |
| White | 91.5% | 81.8% | 59.4% |
| Black | 0.1% | 1.0% | 12.2% |
| Asian | 0.0% | 0.3% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 0.4% | 1.6% | 3.2% |
| Hispanic | 7.9% | 15.3% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Palmyra, WI | Elkhorn, WI | United States |
| Married Population | 43.0% | 41.3% | 49.8% |
| Currently Married | 39.4% | 40.5% | 48.0% |
| Married but Separated | 3.6% | 0.8% | 1.8% |
| Single Population | 57.0% | 58.7% | 50.2% |
| Never Married | 43.0% | 38.0% | 33.8% |
| Divorced | 8.4% | 13.3% | 10.8% |
| Widowed | 5.5% | 7.3% | 5.6% |
| space5 | | | |
| Household Size | 2.41 | 2.42 | 2.60 |
| Households | 836 | 4,138 | 124,010,992 |
| Family Households | 525 | 2,377 | 80,755,759 |
| Married couple, w/children | 28.2% | 26.8% | 30.5% |
| Married couple, no children | 37.0% | 38.7% | 42.9% |
| Non Family Households | 311 | 1,761 | 43,255,233 |
| Single householder, w/children | 11.4% | 20.3% | 15.8% |
| Single householder, no children | 23.4% | 14.2% | 10.8% |