| | Garfield, TX | Graham, TX | United States |
| Population | 2,932 | 8,718 | 329,725,481 |
| Female Population | 51.3% | 53.4% | 50.5% |
| Male Population | 48.7% | 46.6% | 49.5% |
| Median Age | 30.6 | 38.9 | 38.4 |
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| Population - 2010 | 1,551 | 8,892 | 309,327,143 |
| Population - 2000 | 1,660 | 8,716 | 285,036,114 |
| Population - 1990 | 1,336 | 8,986 | 251,960,433 |
| Pop. 2000 to Now | 9.5% | -1.7% | 15.6% |
| Pop. 1990 to Now | 36.0% | -4.7% | 30.8% |
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| Population Density | 245.7 | 1,561.3 | 93.4 |
| Land Area | 11.9 | 5.6 | 3,531,905.4 |
| Water Area | 0.2 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Garfield, TX | Graham, TX | United States |
| Age 0 to 4 | 7.6% | 7.3% | 5.9% |
| Age 5 to 9 | 4.0% | 4.6% | 6.1% |
| Age 10 to 14 | 18.6% | 6.6% | 6.6% |
| Age 15 to 17 | 9.8% | 4.1% | 3.9% |
| Age 18 to 20 | 1.1% | 2.9% | 4.0% |
| Age 21 to 24 | 5.8% | 5.6% | 5.2% |
| Age 25 to 34 | 7.3% | 14.5% | 13.8% |
| Age 35 to 44 | 24.1% | 11.4% | 12.9% |
| Age 45 to 54 | 4.8% | 12.1% | 12.6% |
| Age 55 to 59 | 1.6% | 5.3% | 6.7% |
| Age 60 to 64 | 4.7% | 5.4% | 6.3% |
| Age 65 to 74 | 8.9% | 9.3% | 9.6% |
| Age 75 to 84 | 1.7% | 6.9% | 4.5% |
| Age 85 and over | 0.0% | 3.8% | 1.9% |
| space1 | | | |
| Race | | | |
| | Garfield, TX | Graham, TX | United States |
| White | 20.3% | 78.9% | 59.4% |
| Black | 2.3% | 1.8% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 0.0% | 0.4% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 1.0% | 0.0% | 3.2% |
| Hispanic | 76.4% | 18.8% | 18.4% |
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| Marriage & Family | | | |
| | Garfield, TX | Graham, TX | United States |
| Married Population | 60.8% | 51.2% | 49.8% |
| Currently Married | 55.0% | 50.5% | 48.0% |
| Married but Separated | 5.8% | 0.6% | 1.8% |
| Single Population | 39.2% | 48.8% | 50.2% |
| Never Married | 30.8% | 28.2% | 33.8% |
| Divorced | 2.8% | 11.5% | 10.8% |
| Widowed | 5.6% | 9.1% | 5.6% |
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| Household Size | 3.47 | 2.37 | 2.60 |
| Households | 846 | 3,625 | 124,010,992 |
| Family Households | 687 | 2,311 | 80,755,759 |
| Married couple, w/children | 54.4% | 32.5% | 30.5% |
| Married couple, no children | 21.5% | 38.1% | 42.9% |
| Non Family Households | 159 | 1,314 | 43,255,233 |
| Single householder, w/children | 21.3% | 21.7% | 15.8% |
| Single householder, no children | 2.8% | 7.7% | 10.8% |