| | Miles, IA | Anamosa, IA | United States |
| Population | 371 | 5,332 | 329,725,481 |
| Female Population | 48.5% | 45.9% | 50.5% |
| Male Population | 51.5% | 54.1% | 49.5% |
| Median Age | 44.9 | 42.2 | 38.4 |
| space3 | | | |
| Population - 2010 | 455 | 5,553 | 309,327,143 |
| Population - 2000 | 462 | 5,494 | 285,036,114 |
| Population - 1990 | 409 | 5,100 | 251,960,433 |
| Pop. 2000 to Now | -6.9% | 0.9% | 15.6% |
| Pop. 1990 to Now | 5.1% | 8.7% | 30.8% |
| space4 | | | |
| Population Density | 293.5 | 2,112.5 | 93.4 |
| Land Area | 1.3 | 2.5 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Miles, IA | Anamosa, IA | United States |
| Age 0 to 4 | 4.3% | 2.5% | 5.9% |
| Age 5 to 9 | 5.7% | 3.1% | 6.1% |
| Age 10 to 14 | 7.8% | 6.8% | 6.6% |
| Age 15 to 17 | 1.1% | 3.4% | 3.9% |
| Age 18 to 20 | 2.4% | 3.3% | 4.0% |
| Age 21 to 24 | 3.0% | 6.4% | 5.2% |
| Age 25 to 34 | 12.4% | 10.6% | 13.8% |
| Age 35 to 44 | 13.5% | 17.4% | 12.9% |
| Age 45 to 54 | 7.5% | 15.5% | 12.6% |
| Age 55 to 59 | 13.2% | 6.7% | 6.7% |
| Age 60 to 64 | 7.3% | 5.4% | 6.3% |
| Age 65 to 74 | 13.5% | 8.8% | 9.6% |
| Age 75 to 84 | 5.4% | 4.4% | 4.5% |
| Age 85 and over | 3.0% | 5.7% | 1.9% |
| space1 | | | |
| Race | | | |
| | Miles, IA | Anamosa, IA | United States |
| White | 93.8% | 86.8% | 59.4% |
| Black | 0.0% | 6.2% | 12.2% |
| Asian | 0.0% | 2.2% | 5.6% |
| Native American | 0.0% | 0.4% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 4.9% | 1.4% | 3.2% |
| Hispanic | 1.3% | 3.1% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Miles, IA | Anamosa, IA | United States |
| Married Population | 65.6% | 40.7% | 49.8% |
| Currently Married | 63.0% | 38.0% | 48.0% |
| Married but Separated | 2.6% | 2.7% | 1.8% |
| Single Population | 34.4% | 59.3% | 50.2% |
| Never Married | 15.7% | 34.4% | 33.8% |
| Divorced | 12.8% | 16.9% | 10.8% |
| Widowed | 5.9% | 8.0% | 5.6% |
| space5 | | | |
| Household Size | 2.05 | 2.25 | 2.60 |
| Households | 181 | 1,913 | 124,010,992 |
| Family Households | 107 | 1,222 | 80,755,759 |
| Married couple, w/children | 29.0% | 20.1% | 30.5% |
| Married couple, no children | 61.7% | 40.0% | 42.9% |
| Non Family Households | 74 | 691 | 43,255,233 |
| Single householder, w/children | 8.4% | 27.8% | 15.8% |
| Single householder, no children | 0.9% | 12.0% | 10.8% |