| | Johnson City, TX | Queen Creek, AZ | United States |
| Population | 1,629 | 57,728 | 329,725,481 |
| Female Population | 53.8% | 51.0% | 50.5% |
| Male Population | 46.2% | 49.0% | 49.5% |
| Median Age | 39.9 | 37.7 | 38.4 |
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| Population - 2010 | 1,657 | 27,091 | 309,327,143 |
| Population - 2000 | 1,191 | 4,316 | 285,036,114 |
| Population - 1990 | 932 | 2,667 | 251,960,433 |
| Pop. 2000 to Now | 84.9% | 1,292.4% | 15.6% |
| Pop. 1990 to Now | 136.3% | 2,153.4% | 30.8% |
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| Population Density | 902.0 | 1,921.1 | 93.4 |
| Land Area | 1.8 | 30.1 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Johnson City, TX | Queen Creek, AZ | United States |
| Age 0 to 4 | 6.7% | 5.8% | 5.9% |
| Age 5 to 9 | 4.3% | 8.5% | 6.1% |
| Age 10 to 14 | 6.2% | 10.2% | 6.6% |
| Age 15 to 17 | 6.4% | 6.0% | 3.9% |
| Age 18 to 20 | 4.5% | 3.4% | 4.0% |
| Age 21 to 24 | 4.8% | 3.5% | 5.2% |
| Age 25 to 34 | 13.4% | 8.9% | 13.8% |
| Age 35 to 44 | 8.8% | 15.4% | 12.9% |
| Age 45 to 54 | 18.6% | 14.5% | 12.6% |
| Age 55 to 59 | 6.3% | 5.7% | 6.7% |
| Age 60 to 64 | 4.4% | 5.3% | 6.3% |
| Age 65 to 74 | 10.9% | 8.3% | 9.6% |
| Age 75 to 84 | 3.1% | 3.2% | 4.5% |
| Age 85 and over | 1.5% | 1.3% | 1.9% |
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| Race | | | |
| | Johnson City, TX | Queen Creek, AZ | United States |
| White | 66.2% | 75.2% | 59.4% |
| Black | 0.1% | 3.6% | 12.2% |
| Asian | 0.5% | 2.5% | 5.6% |
| Native American | 0.0% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.4% | 0.2% |
| Other | 0.0% | 0.4% | 0.4% |
| Two or More Races | 1.2% | 3.5% | 3.2% |
| Hispanic | 32.0% | 14.1% | 18.4% |
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| Marriage & Family | | | |
| | Johnson City, TX | Queen Creek, AZ | United States |
| Married Population | 41.2% | 65.3% | 49.8% |
| Currently Married | 38.3% | 65.0% | 48.0% |
| Married but Separated | 3.0% | 0.3% | 1.8% |
| Single Population | 58.8% | 34.7% | 50.2% |
| Never Married | 38.4% | 25.4% | 33.8% |
| Divorced | 14.5% | 6.6% | 10.8% |
| Widowed | 5.9% | 2.6% | 5.6% |
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| Household Size | 2.32 | 3.21 | 2.60 |
| Households | 682 | 17,943 | 124,010,992 |
| Family Households | 410 | 15,478 | 80,755,759 |
| Married couple, w/children | 22.2% | 43.6% | 30.5% |
| Married couple, no children | 31.2% | 44.0% | 42.9% |
| Non Family Households | 272 | 2,465 | 43,255,233 |
| Single householder, w/children | 29.8% | 7.7% | 15.8% |
| Single householder, no children | 16.8% | 4.7% | 10.8% |