| | Fishers, IN | Sunnyvale, CA | United States |
| Population | 97,154 | 155,550 | 329,725,481 |
| Female Population | 51.0% | 47.8% | 50.5% |
| Male Population | 49.0% | 52.2% | 49.5% |
| Median Age | 36.7 | 35.2 | 38.4 |
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| Population - 2010 | 77,829 | 140,786 | 309,327,143 |
| Population - 2000 | 37,835 | 131,760 | 285,036,114 |
| Population - 1990 | 7,508 | 117,229 | 251,960,433 |
| Pop. 2000 to Now | 156.4% | 15.2% | 15.6% |
| Pop. 1990 to Now | 1,192.2% | 29.4% | 30.8% |
| space4 | | | |
| Population Density | 2,754.6 | 7,073.0 | 93.4 |
| Land Area | 35.3 | 22.0 | 3,531,905.4 |
| Water Area | 2.2 | 0.7 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Fishers, IN | Sunnyvale, CA | United States |
| Age 0 to 4 | 6.1% | 7.0% | 5.9% |
| Age 5 to 9 | 8.1% | 5.9% | 6.1% |
| Age 10 to 14 | 8.6% | 5.4% | 6.6% |
| Age 15 to 17 | 5.3% | 2.7% | 3.9% |
| Age 18 to 20 | 2.6% | 1.7% | 4.0% |
| Age 21 to 24 | 5.1% | 4.1% | 5.2% |
| Age 25 to 34 | 11.4% | 23.1% | 13.8% |
| Age 35 to 44 | 16.5% | 15.9% | 12.9% |
| Age 45 to 54 | 15.0% | 11.9% | 12.6% |
| Age 55 to 59 | 6.9% | 5.9% | 6.7% |
| Age 60 to 64 | 4.1% | 4.8% | 6.3% |
| Age 65 to 74 | 6.7% | 6.5% | 9.6% |
| Age 75 to 84 | 2.3% | 3.4% | 4.5% |
| Age 85 and over | 1.2% | 2.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Fishers, IN | Sunnyvale, CA | United States |
| White | 81.6% | 28.9% | 59.4% |
| Black | 5.7% | 1.3% | 12.2% |
| Asian | 7.1% | 47.8% | 5.6% |
| Native American | 0.0% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.5% | 0.4% | 0.4% |
| Two or More Races | 2.4% | 4.5% | 3.2% |
| Hispanic | 2.7% | 16.8% | 18.4% |
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| Marriage & Family | | | |
| | Fishers, IN | Sunnyvale, CA | United States |
| Married Population | 63.1% | 57.1% | 49.8% |
| Currently Married | 62.6% | 56.0% | 48.0% |
| Married but Separated | 0.5% | 1.1% | 1.8% |
| Single Population | 36.9% | 42.9% | 50.2% |
| Never Married | 25.5% | 33.1% | 33.8% |
| Divorced | 8.0% | 6.1% | 10.8% |
| Widowed | 3.5% | 3.7% | 5.6% |
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| Household Size | 2.79 | 2.69 | 2.60 |
| Households | 34,849 | 57,565 | 124,010,992 |
| Family Households | 26,824 | 37,930 | 80,755,759 |
| Married couple, w/children | 47.7% | 41.3% | 30.5% |
| Married couple, no children | 37.6% | 41.3% | 42.9% |
| Non Family Households | 8,025 | 19,635 | 43,255,233 |
| Single householder, w/children | 10.2% | 8.0% | 15.8% |
| Single householder, no children | 4.5% | 9.4% | 10.8% |