| | Mackinaw, IL | El Paso, IL | United States |
| Population | 1,956 | 2,896 | 329,725,481 |
| Female Population | 56.1% | 45.7% | 50.5% |
| Male Population | 43.9% | 54.4% | 49.5% |
| Median Age | 37.9 | 37.1 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,939 | 2,810 | 309,327,143 |
| Population - 2000 | 1,452 | 2,695 | 285,036,114 |
| Population - 1990 | 1,331 | 2,499 | 251,960,433 |
| Pop. 2000 to Now | 28.2% | 0.2% | 15.6% |
| Pop. 1990 to Now | 39.8% | 8.0% | 30.8% |
| space4 | | | |
| Population Density | 1,456.4 | 1,357.7 | 93.4 |
| Land Area | 1.3 | 2.1 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Mackinaw, IL | El Paso, IL | United States |
| Age 0 to 4 | 8.3% | 3.6% | 5.9% |
| Age 5 to 9 | 12.1% | 6.7% | 6.1% |
| Age 10 to 14 | 4.9% | 8.0% | 6.6% |
| Age 15 to 17 | 5.1% | 7.6% | 3.9% |
| Age 18 to 20 | 2.9% | 5.7% | 4.0% |
| Age 21 to 24 | 3.9% | 5.6% | 5.2% |
| Age 25 to 34 | 9.5% | 9.8% | 13.8% |
| Age 35 to 44 | 16.0% | 14.1% | 12.9% |
| Age 45 to 54 | 11.4% | 11.1% | 12.6% |
| Age 55 to 59 | 3.1% | 5.2% | 6.7% |
| Age 60 to 64 | 4.7% | 7.1% | 6.3% |
| Age 65 to 74 | 9.4% | 8.9% | 9.6% |
| Age 75 to 84 | 7.1% | 3.6% | 4.5% |
| Age 85 and over | 1.8% | 2.8% | 1.9% |
| space1 | | | |
| Race | | | |
| | Mackinaw, IL | El Paso, IL | United States |
| White | 95.8% | 96.2% | 59.4% |
| Black | 0.0% | 2.3% | 12.2% |
| Asian | 0.0% | 0.0% | 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 | 0.9% | 1.0% | 3.2% |
| Hispanic | 3.3% | 0.5% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Mackinaw, IL | El Paso, IL | United States |
| Married Population | 56.3% | 41.8% | 49.8% |
| Currently Married | 53.4% | 40.3% | 48.0% |
| Married but Separated | 2.9% | 1.5% | 1.8% |
| Single Population | 43.7% | 58.2% | 50.2% |
| Never Married | 23.9% | 35.9% | 33.8% |
| Divorced | 13.2% | 14.5% | 10.8% |
| Widowed | 6.6% | 7.9% | 5.6% |
| space5 | | | |
| Household Size | 2.39 | 2.71 | 2.60 |
| Households | 819 | 1,003 | 124,010,992 |
| Family Households | 549 | 662 | 80,755,759 |
| Married couple, w/children | 32.6% | 30.4% | 30.5% |
| Married couple, no children | 37.7% | 37.0% | 42.9% |
| Non Family Households | 270 | 341 | 43,255,233 |
| Single householder, w/children | 27.3% | 19.8% | 15.8% |
| Single householder, no children | 2.4% | 12.8% | 10.8% |