| | Dakota Ridge, CO | Defiance, OH | United States |
| Population | 34,361 | 17,155 | 329,725,481 |
| Female Population | 49.3% | 51.0% | 50.5% |
| Male Population | 50.7% | 49.0% | 49.5% |
| Median Age | 40.1 | 40.4 | 38.4 |
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| Population - 2010 | 30,776 | 17,165 | 309,327,143 |
| Population - 2000 | 30,169 | 16,465 | 285,036,114 |
| Population - 1990 | 20,237 | 16,768 | 251,960,433 |
| Pop. 2000 to Now | 16.1% | 0.1% | 15.6% |
| Pop. 1990 to Now | 73.1% | -1.7% | 30.8% |
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| Population Density | 3,701.9 | 1,369.6 | 93.4 |
| Land Area | 9.3 | 12.5 | 3,531,905.4 |
| Water Area | 0.3 | 0.5 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Dakota Ridge, CO | Defiance, OH | United States |
| Age 0 to 4 | 5.2% | 6.3% | 5.9% |
| Age 5 to 9 | 5.2% | 5.9% | 6.1% |
| Age 10 to 14 | 6.4% | 5.1% | 6.6% |
| Age 15 to 17 | 3.5% | 3.4% | 3.9% |
| Age 18 to 20 | 4.1% | 5.8% | 4.0% |
| Age 21 to 24 | 3.2% | 5.6% | 5.2% |
| Age 25 to 34 | 14.5% | 11.9% | 13.8% |
| Age 35 to 44 | 14.0% | 11.9% | 12.9% |
| Age 45 to 54 | 13.5% | 11.2% | 12.6% |
| Age 55 to 59 | 7.8% | 6.4% | 6.7% |
| Age 60 to 64 | 8.2% | 6.9% | 6.3% |
| Age 65 to 74 | 9.8% | 11.8% | 9.6% |
| Age 75 to 84 | 3.9% | 5.9% | 4.5% |
| Age 85 and over | 0.6% | 2.0% | 1.9% |
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| Race | | | |
| | Dakota Ridge, CO | Defiance, OH | United States |
| White | 76.4% | 80.7% | 59.4% |
| Black | 1.2% | 2.8% | 12.2% |
| Asian | 3.0% | 0.1% | 5.6% |
| Native American | 0.2% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.1% | 0.0% | 0.2% |
| Other | 0.6% | 0.0% | 0.4% |
| Two or More Races | 3.8% | 2.0% | 3.2% |
| Hispanic | 14.6% | 14.1% | 18.4% |
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| Marriage & Family | | | |
| | Dakota Ridge, CO | Defiance, OH | United States |
| Married Population | 58.9% | 50.4% | 49.8% |
| Currently Married | 58.2% | 47.8% | 48.0% |
| Married but Separated | 0.6% | 2.6% | 1.8% |
| Single Population | 41.1% | 49.6% | 50.2% |
| Never Married | 26.5% | 33.0% | 33.8% |
| Divorced | 11.9% | 11.4% | 10.8% |
| Widowed | 2.7% | 5.2% | 5.6% |
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| Household Size | 2.66 | 2.33 | 2.60 |
| Households | 12,897 | 7,156 | 124,010,992 |
| Family Households | 9,621 | 4,411 | 80,755,759 |
| Married couple, w/children | 33.0% | 20.9% | 30.5% |
| Married couple, no children | 51.2% | 52.5% | 42.9% |
| Non Family Households | 3,276 | 2,745 | 43,255,233 |
| Single householder, w/children | 8.4% | 20.7% | 15.8% |
| Single householder, no children | 7.4% | 5.9% | 10.8% |