| | Ashland City, TN | Council Bluffs, IA | United States |
| Population | 5,041 | 62,617 | 329,725,481 |
| Female Population | 50.9% | 51.1% | 50.5% |
| Male Population | 49.1% | 48.9% | 49.5% |
| Median Age | 42.6 | 38.6 | 38.4 |
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| Population - 2010 | 4,607 | 62,358 | 309,327,143 |
| Population - 2000 | 3,641 | 58,268 | 285,036,114 |
| Population - 1990 | 2,552 | 54,315 | 251,960,433 |
| Pop. 2000 to Now | 30.4% | 6.8% | 15.6% |
| Pop. 1990 to Now | 86.1% | 14.6% | 30.8% |
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| Population Density | 472.5 | 1,460.8 | 93.4 |
| Land Area | 10.7 | 42.9 | 3,531,905.4 |
| Water Area | 0.7 | 2.7 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Ashland City, TN | Council Bluffs, IA | United States |
| Age 0 to 4 | 3.7% | 6.4% | 5.9% |
| Age 5 to 9 | 5.1% | 5.7% | 6.1% |
| Age 10 to 14 | 6.0% | 6.3% | 6.6% |
| Age 15 to 17 | 5.9% | 4.1% | 3.9% |
| Age 18 to 20 | 1.9% | 4.8% | 4.0% |
| Age 21 to 24 | 2.7% | 5.0% | 5.2% |
| Age 25 to 34 | 12.8% | 13.0% | 13.8% |
| Age 35 to 44 | 14.9% | 12.6% | 12.9% |
| Age 45 to 54 | 13.7% | 12.0% | 12.6% |
| Age 55 to 59 | 9.1% | 6.4% | 6.7% |
| Age 60 to 64 | 5.5% | 6.9% | 6.3% |
| Age 65 to 74 | 12.7% | 9.9% | 9.6% |
| Age 75 to 84 | 4.9% | 4.6% | 4.5% |
| Age 85 and over | 1.1% | 2.1% | 1.9% |
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| Race | | | |
| | Ashland City, TN | Council Bluffs, IA | United States |
| White | 85.9% | 83.7% | 59.4% |
| Black | 4.6% | 1.9% | 12.2% |
| Asian | 0.6% | 0.9% | 5.6% |
| Native American | 0.0% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 3.2% | 2.7% | 3.2% |
| Hispanic | 5.8% | 10.3% | 18.4% |
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| Marriage & Family | | | |
| | Ashland City, TN | Council Bluffs, IA | United States |
| Married Population | 47.3% | 43.9% | 49.8% |
| Currently Married | 44.1% | 42.5% | 48.0% |
| Married but Separated | 3.2% | 1.4% | 1.8% |
| Single Population | 52.7% | 56.1% | 50.2% |
| Never Married | 26.7% | 34.4% | 33.8% |
| Divorced | 20.4% | 15.1% | 10.8% |
| Widowed | 5.6% | 6.6% | 5.6% |
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| Household Size | 2.46 | 2.40 | 2.60 |
| Households | 1,942 | 25,282 | 124,010,992 |
| Family Households | 1,152 | 14,894 | 80,755,759 |
| Married couple, w/children | 25.3% | 24.1% | 30.5% |
| Married couple, no children | 42.8% | 43.9% | 42.9% |
| Non Family Households | 790 | 10,388 | 43,255,233 |
| Single householder, w/children | 20.3% | 21.4% | 15.8% |
| Single householder, no children | 11.5% | 10.6% | 10.8% |