| | Shiloh, IL | Abita Springs, LA | United States |
| Population | 13,638 | 2,622 | 329,725,481 |
| Female Population | 51.1% | 56.1% | 50.5% |
| Male Population | 48.9% | 43.9% | 49.5% |
| Median Age | 39.4 | 37.5 | 38.4 |
| space3 | | | |
| Population - 2010 | 12,636 | 2,369 | 309,327,143 |
| Population - 2000 | 7,643 | 1,957 | 285,036,114 |
| Population - 1990 | 2,655 | 1,296 | 251,960,433 |
| Pop. 2000 to Now | 78.6% | 35.5% | 15.6% |
| Pop. 1990 to Now | 414.2% | 104.6% | 30.8% |
| space4 | | | |
| Population Density | 1,239.1 | 571.5 | 93.4 |
| Land Area | 11.0 | 4.6 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Shiloh, IL | Abita Springs, LA | United States |
| Age 0 to 4 | 3.5% | 10.1% | 5.9% |
| Age 5 to 9 | 5.5% | 3.9% | 6.1% |
| Age 10 to 14 | 8.1% | 9.3% | 6.6% |
| Age 15 to 17 | 4.5% | 4.8% | 3.9% |
| Age 18 to 20 | 4.7% | 2.2% | 4.0% |
| Age 21 to 24 | 4.3% | 2.0% | 5.2% |
| Age 25 to 34 | 13.5% | 15.9% | 13.8% |
| Age 35 to 44 | 11.5% | 10.0% | 12.9% |
| Age 45 to 54 | 13.6% | 12.7% | 12.6% |
| Age 55 to 59 | 10.6% | 4.5% | 6.7% |
| Age 60 to 64 | 5.5% | 6.1% | 6.3% |
| Age 65 to 74 | 9.2% | 10.5% | 9.6% |
| Age 75 to 84 | 3.1% | 4.0% | 4.5% |
| Age 85 and over | 2.4% | 3.9% | 1.9% |
| space1 | | | |
| Race | | | |
| | Shiloh, IL | Abita Springs, LA | United States |
| White | 63.8% | 81.4% | 59.4% |
| Black | 24.3% | 7.8% | 12.2% |
| Asian | 1.7% | 0.0% | 5.6% |
| Native American | 0.2% | 0.4% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.1% | 0.0% | 0.4% |
| Two or More Races | 3.7% | 0.1% | 3.2% |
| Hispanic | 6.1% | 10.3% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Shiloh, IL | Abita Springs, LA | United States |
| Married Population | 57.2% | 52.9% | 49.8% |
| Currently Married | 55.4% | 51.6% | 48.0% |
| Married but Separated | 1.8% | 1.2% | 1.8% |
| Single Population | 42.8% | 47.1% | 50.2% |
| Never Married | 26.0% | 24.8% | 33.8% |
| Divorced | 11.5% | 16.0% | 10.8% |
| Widowed | 5.3% | 6.4% | 5.6% |
| space5 | | | |
| Household Size | 2.45 | 2.51 | 2.60 |
| Households | 5,332 | 1,044 | 124,010,992 |
| Family Households | 3,783 | 661 | 80,755,759 |
| Married couple, w/children | 19.5% | 46.6% | 30.5% |
| Married couple, no children | 60.7% | 26.8% | 42.9% |
| Non Family Households | 1,549 | 383 | 43,255,233 |
| Single householder, w/children | 17.7% | 13.8% | 15.8% |
| Single householder, no children | 2.1% | 12.9% | 10.8% |