| | Tombstone, AZ | Guymon, OK | United States |
| Population | 978 | 12,804 | 329,725,481 |
| Female Population | 52.1% | 43.9% | 50.5% |
| Male Population | 48.0% | 56.1% | 49.5% |
| Median Age | 60.8 | 30.5 | 38.4 |
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| Population - 2010 | 1,392 | 11,538 | 309,327,143 |
| Population - 2000 | 1,504 | 10,472 | 285,036,114 |
| Population - 1990 | 1,220 | 7,803 | 251,960,433 |
| Pop. 2000 to Now | -12.9% | 5.1% | 15.6% |
| Pop. 1990 to Now | 7.4% | 41.1% | 30.8% |
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| Population Density | 105.7 | 1,646.4 | 93.4 |
| Land Area | 9.3 | 7.8 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Tombstone, AZ | Guymon, OK | United States |
| Age 0 to 4 | 1.4% | 8.4% | 5.9% |
| Age 5 to 9 | 5.2% | 7.7% | 6.1% |
| Age 10 to 14 | 1.0% | 9.7% | 6.6% |
| Age 15 to 17 | 2.9% | 4.6% | 3.9% |
| Age 18 to 20 | 1.6% | 3.9% | 4.0% |
| Age 21 to 24 | 1.9% | 6.0% | 5.2% |
| Age 25 to 34 | 2.9% | 16.1% | 13.8% |
| Age 35 to 44 | 9.4% | 11.5% | 12.9% |
| Age 45 to 54 | 11.6% | 13.4% | 12.6% |
| Age 55 to 59 | 11.7% | 7.7% | 6.7% |
| Age 60 to 64 | 8.2% | 3.8% | 6.3% |
| Age 65 to 74 | 23.4% | 5.3% | 9.6% |
| Age 75 to 84 | 16.8% | 1.3% | 4.5% |
| Age 85 and over | 2.0% | 0.6% | 1.9% |
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| Race | | | |
| | Tombstone, AZ | Guymon, OK | United States |
| White | 84.8% | 28.6% | 59.4% |
| Black | 0.0% | 7.2% | 12.2% |
| Asian | 0.0% | 4.6% | 5.6% |
| Native American | 0.0% | 0.6% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 0.9% | 2.0% | 3.2% |
| Hispanic | 14.3% | 57.0% | 18.4% |
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| Marriage & Family | | | |
| | Tombstone, AZ | Guymon, OK | United States |
| Married Population | 58.6% | 43.2% | 49.8% |
| Currently Married | 56.0% | 39.9% | 48.0% |
| Married but Separated | 2.5% | 3.2% | 1.8% |
| Single Population | 41.4% | 56.8% | 50.2% |
| Never Married | 17.5% | 39.3% | 33.8% |
| Divorced | 13.6% | 14.1% | 10.8% |
| Widowed | 10.3% | 3.5% | 5.6% |
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| Household Size | 1.91 | 3.13 | 2.60 |
| Households | 512 | 4,046 | 124,010,992 |
| Family Households | 264 | 2,331 | 80,755,759 |
| Married couple, w/children | 11.4% | 34.5% | 30.5% |
| Married couple, no children | 76.5% | 33.9% | 42.9% |
| Non Family Households | 248 | 1,715 | 43,255,233 |
| Single householder, w/children | 12.1% | 26.5% | 15.8% |
| Single householder, no children | 0.0% | 5.1% | 10.8% |