| | Whittemore, IA | Riceville, TN | United States |
| Population | 514 | 1,041 | 329,725,481 |
| Female Population | 50.4% | 49.1% | 50.5% |
| Male Population | 49.6% | 50.9% | 49.5% |
| Median Age | 39 | 39.2 | 38.4 |
| space3 | | | |
| Population - 2010 | 501 | 299 | 309,327,143 |
| Population - 2000 | 530 | 661 | 285,036,114 |
| Population - 1990 | 535 | 495 | 251,960,433 |
| Pop. 2000 to Now | -11.5% | 47.2% | 15.6% |
| Pop. 1990 to Now | -12.3% | 96.6% | 30.8% |
| space4 | | | |
| Population Density | 1,223.8 | 478.2 | 93.4 |
| Land Area | 0.4 | 2.2 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Whittemore, IA | Riceville, TN | United States |
| Age 0 to 4 | 4.5% | 3.9% | 5.9% |
| Age 5 to 9 | 12.6% | 7.0% | 6.1% |
| Age 10 to 14 | 5.4% | 11.5% | 6.6% |
| Age 15 to 17 | 4.7% | 3.0% | 3.9% |
| Age 18 to 20 | 2.7% | 1.1% | 4.0% |
| Age 21 to 24 | 1.8% | 9.4% | 5.2% |
| Age 25 to 34 | 13.4% | 9.6% | 13.8% |
| Age 35 to 44 | 7.4% | 11.4% | 12.9% |
| Age 45 to 54 | 14.2% | 18.4% | 12.6% |
| Age 55 to 59 | 8.6% | 5.7% | 6.7% |
| Age 60 to 64 | 2.7% | 8.6% | 6.3% |
| Age 65 to 74 | 10.5% | 10.3% | 9.6% |
| Age 75 to 84 | 8.0% | 0.0% | 4.5% |
| Age 85 and over | 3.5% | 0.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Whittemore, IA | Riceville, TN | United States |
| White | 97.5% | 94.3% | 59.4% |
| Black | 0.0% | 0.0% | 12.2% |
| Asian | 0.0% | 5.7% | 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 | 2.1% | 0.0% | 3.2% |
| Hispanic | 0.4% | 0.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Whittemore, IA | Riceville, TN | United States |
| Married Population | 57.0% | 43.7% | 49.8% |
| Currently Married | 55.8% | 35.1% | 48.0% |
| Married but Separated | 1.3% | 8.7% | 1.8% |
| Single Population | 43.0% | 56.3% | 50.2% |
| Never Married | 22.9% | 33.1% | 33.8% |
| Divorced | 8.8% | 20.3% | 10.8% |
| Widowed | 11.3% | 2.9% | 5.6% |
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| Household Size | 2.21 | 2.23 | 2.60 |
| Households | 233 | 467 | 124,010,992 |
| Family Households | 132 | 212 | 80,755,759 |
| Married couple, w/children | 32.6% | 30.2% | 30.5% |
| Married couple, no children | 49.2% | 39.2% | 42.9% |
| Non Family Households | 101 | 255 | 43,255,233 |
| Single householder, w/children | 12.1% | 24.5% | 15.8% |
| Single householder, no children | 6.1% | 6.1% | 10.8% |