| | Leipsic, DE | Ellendale, DE | United States |
| Population | 125 | 771 | 329,725,481 |
| Female Population | 37.6% | 41.4% | 50.5% |
| Male Population | 62.4% | 58.6% | 49.5% |
| Median Age | 56.5 | 17.3 | 38.4 |
| space3 | | | |
| Population - 2010 | 186 | 370 | 309,327,143 |
| Population - 2000 | 203 | 327 | 285,036,114 |
| Population - 1990 | 236 | 313 | 251,960,433 |
| Pop. 2000 to Now | 2.5% | 37.0% | 15.6% |
| Pop. 1990 to Now | -11.9% | 43.1% | 30.8% |
| space4 | | | |
| Population Density | 420.9 | 1,744.3 | 93.4 |
| Land Area | 0.3 | 0.4 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Leipsic, DE | Ellendale, DE | United States |
| Age 0 to 4 | 3.2% | 24.5% | 5.9% |
| Age 5 to 9 | 5.6% | 11.7% | 6.1% |
| Age 10 to 14 | 3.2% | 8.9% | 6.6% |
| Age 15 to 17 | 0.0% | 6.0% | 3.9% |
| Age 18 to 20 | 0.8% | 3.5% | 4.0% |
| Age 21 to 24 | 3.2% | 0.5% | 5.2% |
| Age 25 to 34 | 5.6% | 8.9% | 13.8% |
| Age 35 to 44 | 6.4% | 10.9% | 12.9% |
| Age 45 to 54 | 20.0% | 9.7% | 12.6% |
| Age 55 to 59 | 22.4% | 3.1% | 6.7% |
| Age 60 to 64 | 11.2% | 5.4% | 6.3% |
| Age 65 to 74 | 9.6% | 4.0% | 9.6% |
| Age 75 to 84 | 8.8% | 1.4% | 4.5% |
| Age 85 and over | 0.0% | 1.3% | 1.9% |
| space1 | | | |
| Race | | | |
| | Leipsic, DE | Ellendale, DE | United States |
| White | 98.4% | 33.3% | 59.4% |
| Black | 0.0% | 28.8% | 12.2% |
| Asian | 0.0% | 0.4% | 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 | 0.0% | 2.6% | 3.2% |
| Hispanic | 1.6% | 34.9% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Leipsic, DE | Ellendale, DE | United States |
| Married Population | 35.5% | 42.6% | 49.8% |
| Currently Married | 33.6% | 39.7% | 48.0% |
| Married but Separated | 1.8% | 2.8% | 1.8% |
| Single Population | 64.5% | 57.4% | 50.2% |
| Never Married | 31.8% | 40.2% | 33.8% |
| Divorced | 22.7% | 12.3% | 10.8% |
| Widowed | 10.0% | 5.0% | 5.6% |
| space5 | | | |
| Household Size | 1.81 | 3.86 | 2.60 |
| Households | 69 | 200 | 124,010,992 |
| Family Households | 31 | 178 | 80,755,759 |
| Married couple, w/children | 22.6% | 22.5% | 30.5% |
| Married couple, no children | 35.5% | 21.3% | 42.9% |
| Non Family Households | 38 | 22 | 43,255,233 |
| Single householder, w/children | 22.6% | 49.4% | 15.8% |
| Single householder, no children | 19.4% | 6.7% | 10.8% |