| | Johnson City, TN | Fresno, CA | United States |
| Population | 69,521 | 538,678 | 329,725,481 |
| Female Population | 52.0% | 50.3% | 50.5% |
| Male Population | 48.0% | 49.8% | 49.5% |
| Median Age | 35.3 | 31.7 | 38.4 |
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| Population - 2010 | 63,525 | 497,763 | 309,327,143 |
| Population - 2000 | 55,469 | 427,652 | 285,036,114 |
| Population - 1990 | 49,381 | 354,202 | 251,960,433 |
| Pop. 2000 to Now | 21.0% | 24.0% | 15.6% |
| Pop. 1990 to Now | 36.0% | 49.7% | 30.8% |
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| Population Density | 1,613.5 | 4,711.7 | 93.4 |
| Land Area | 43.1 | 114.3 | 3,531,905.4 |
| Water Area | 0.3 | 1.2 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Johnson City, TN | Fresno, CA | United States |
| Age 0 to 4 | 5.6% | 7.7% | 5.9% |
| Age 5 to 9 | 5.9% | 7.8% | 6.1% |
| Age 10 to 14 | 5.2% | 8.3% | 6.6% |
| Age 15 to 17 | 2.9% | 4.3% | 3.9% |
| Age 18 to 20 | 7.2% | 4.5% | 4.0% |
| Age 21 to 24 | 8.5% | 6.0% | 5.2% |
| Age 25 to 34 | 14.4% | 16.2% | 13.8% |
| Age 35 to 44 | 11.7% | 13.0% | 12.9% |
| Age 45 to 54 | 11.7% | 10.8% | 12.6% |
| Age 55 to 59 | 5.7% | 5.2% | 6.7% |
| Age 60 to 64 | 6.4% | 4.6% | 6.3% |
| Age 65 to 74 | 8.9% | 6.9% | 9.6% |
| Age 75 to 84 | 4.1% | 3.1% | 4.5% |
| Age 85 and over | 1.9% | 1.5% | 1.9% |
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| Race | | | |
| | Johnson City, TN | Fresno, CA | United States |
| White | 81.7% | 25.9% | 59.4% |
| Black | 6.8% | 6.5% | 12.2% |
| Asian | 2.6% | 13.9% | 5.6% |
| Native American | 0.1% | 0.5% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.2% | 0.2% |
| Other | 0.1% | 0.3% | 0.4% |
| Two or More Races | 3.2% | 2.9% | 3.2% |
| Hispanic | 5.5% | 50.0% | 18.4% |
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| Marriage & Family | | | |
| | Johnson City, TN | Fresno, CA | United States |
| Married Population | 43.0% | 42.9% | 49.8% |
| Currently Married | 41.2% | 40.0% | 48.0% |
| Married but Separated | 1.9% | 2.9% | 1.8% |
| Single Population | 57.0% | 57.1% | 50.2% |
| Never Married | 38.0% | 42.2% | 33.8% |
| Divorced | 12.0% | 10.1% | 10.8% |
| Widowed | 7.0% | 4.9% | 5.6% |
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| Household Size | 2.23 | 3.03 | 2.60 |
| Households | 29,425 | 174,756 | 124,010,992 |
| Family Households | 15,929 | 117,839 | 80,755,759 |
| Married couple, w/children | 26.4% | 30.7% | 30.5% |
| Married couple, no children | 44.9% | 29.4% | 42.9% |
| Non Family Households | 13,496 | 56,917 | 43,255,233 |
| Single householder, w/children | 19.5% | 25.8% | 15.8% |
| Single householder, no children | 9.2% | 14.1% | 10.8% |