| | Fremont, IN | Delaware, OH | United States |
| Population | 2,208 | 41,004 | 329,725,481 |
| Female Population | 48.6% | 50.2% | 50.5% |
| Male Population | 51.5% | 49.9% | 49.5% |
| Median Age | 37.1 | 36.2 | 38.4 |
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| Population - 2010 | 2,146 | 34,886 | 309,327,143 |
| Population - 2000 | 1,696 | 25,243 | 285,036,114 |
| Population - 1990 | 1,407 | 20,030 | 251,960,433 |
| Pop. 2000 to Now | 30.0% | 68.8% | 15.6% |
| Pop. 1990 to Now | 56.7% | 112.7% | 30.8% |
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| Population Density | 710.4 | 2,128.8 | 93.4 |
| Land Area | 3.1 | 19.3 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Fremont, IN | Delaware, OH | United States |
| Age 0 to 4 | 5.4% | 7.2% | 5.9% |
| Age 5 to 9 | 3.6% | 6.5% | 6.1% |
| Age 10 to 14 | 10.3% | 7.1% | 6.6% |
| Age 15 to 17 | 1.5% | 3.3% | 3.9% |
| Age 18 to 20 | 6.0% | 5.2% | 4.0% |
| Age 21 to 24 | 4.8% | 5.5% | 5.2% |
| Age 25 to 34 | 13.9% | 13.3% | 13.8% |
| Age 35 to 44 | 12.8% | 16.2% | 12.9% |
| Age 45 to 54 | 11.4% | 12.4% | 12.6% |
| Age 55 to 59 | 6.7% | 4.7% | 6.7% |
| Age 60 to 64 | 4.6% | 5.1% | 6.3% |
| Age 65 to 74 | 11.9% | 8.1% | 9.6% |
| Age 75 to 84 | 4.0% | 3.6% | 4.5% |
| Age 85 and over | 3.1% | 1.8% | 1.9% |
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| Race | | | |
| | Fremont, IN | Delaware, OH | United States |
| White | 87.4% | 83.3% | 59.4% |
| Black | 0.0% | 4.9% | 12.2% |
| Asian | 2.7% | 4.1% | 5.6% |
| Native American | 0.1% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.2% | 0.4% |
| Two or More Races | 2.8% | 4.0% | 3.2% |
| Hispanic | 7.0% | 3.5% | 18.4% |
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| Marriage & Family | | | |
| | Fremont, IN | Delaware, OH | United States |
| Married Population | 40.7% | 52.9% | 49.8% |
| Currently Married | 40.0% | 51.8% | 48.0% |
| Married but Separated | 0.7% | 1.2% | 1.8% |
| Single Population | 59.3% | 47.1% | 50.2% |
| Never Married | 35.0% | 31.1% | 33.8% |
| Divorced | 21.4% | 10.2% | 10.8% |
| Widowed | 2.9% | 5.8% | 5.6% |
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| Household Size | 2.41 | 2.48 | 2.60 |
| Households | 917 | 15,705 | 124,010,992 |
| Family Households | 552 | 10,576 | 80,755,759 |
| Married couple, w/children | 14.7% | 40.5% | 30.5% |
| Married couple, no children | 48.9% | 37.8% | 42.9% |
| Non Family Households | 365 | 5,129 | 43,255,233 |
| Single householder, w/children | 22.3% | 11.9% | 15.8% |
| Single householder, no children | 14.1% | 9.8% | 10.8% |