| | Little Rock, IA | Randolph, IA | United States |
| Population | 439 | 246 | 329,725,481 |
| Female Population | 49.2% | 48.4% | 50.5% |
| Male Population | 50.8% | 51.6% | 49.5% |
| Median Age | 41.1 | 32 | 38.4 |
| space3 | | | |
| Population - 2010 | 460 | 165 | 309,327,143 |
| Population - 2000 | 489 | 209 | 285,036,114 |
| Population - 1990 | 493 | 243 | 251,960,433 |
| Pop. 2000 to Now | -11.5% | -30.6% | 15.6% |
| Pop. 1990 to Now | -12.2% | -40.3% | 30.8% |
| space4 | | | |
| Population Density | 546.7 | 776.0 | 93.4 |
| Land Area | 0.8 | 0.3 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Little Rock, IA | Randolph, IA | United States |
| Age 0 to 4 | 6.4% | 7.7% | 5.9% |
| Age 5 to 9 | 7.7% | 9.8% | 6.1% |
| Age 10 to 14 | 4.8% | 15.0% | 6.6% |
| Age 15 to 17 | 5.9% | 3.7% | 3.9% |
| Age 18 to 20 | 5.5% | 0.0% | 4.0% |
| Age 21 to 24 | 4.1% | 2.0% | 5.2% |
| Age 25 to 34 | 9.8% | 15.4% | 13.8% |
| Age 35 to 44 | 10.0% | 5.3% | 12.9% |
| Age 45 to 54 | 14.1% | 12.2% | 12.6% |
| Age 55 to 59 | 2.5% | 2.0% | 6.7% |
| Age 60 to 64 | 5.5% | 2.4% | 6.3% |
| Age 65 to 74 | 11.6% | 15.4% | 9.6% |
| Age 75 to 84 | 8.2% | 7.7% | 4.5% |
| Age 85 and over | 3.9% | 1.2% | 1.9% |
| space1 | | | |
| Race | | | |
| | Little Rock, IA | Randolph, IA | United States |
| White | 87.7% | 86.2% | 59.4% |
| Black | 0.7% | 8.9% | 12.2% |
| Asian | 0.9% | 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 | 5.2% | 0.0% | 3.2% |
| Hispanic | 5.5% | 4.9% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Little Rock, IA | Randolph, IA | United States |
| Married Population | 50.0% | 60.8% | 49.8% |
| Currently Married | 49.7% | 60.8% | 48.0% |
| Married but Separated | 0.3% | 0.0% | 1.8% |
| Single Population | 50.0% | 39.2% | 50.2% |
| Never Married | 30.1% | 22.9% | 33.8% |
| Divorced | 8.7% | 9.0% | 10.8% |
| Widowed | 11.2% | 7.2% | 5.6% |
| space5 | | | |
| Household Size | 2.44 | 3.78 | 2.60 |
| Households | 180 | 65 | 124,010,992 |
| Family Households | 111 | 44 | 80,755,759 |
| Married couple, w/children | 39.6% | 65.9% | 30.5% |
| Married couple, no children | 41.4% | 22.7% | 42.9% |
| Non Family Households | 69 | 21 | 43,255,233 |
| Single householder, w/children | 11.7% | 11.4% | 15.8% |
| Single householder, no children | 7.2% | 0.0% | 10.8% |