| | Morrow, GA | Dublin, GA | United States |
| Population | 6,572 | 16,067 | 329,725,481 |
| Female Population | 55.9% | 52.8% | 50.5% |
| Male Population | 44.1% | 47.2% | 49.5% |
| Median Age | 25.5 | 34.5 | 38.4 |
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| Population - 2010 | 6,099 | 16,159 | 309,327,143 |
| Population - 2000 | 4,882 | 15,857 | 285,036,114 |
| Population - 1990 | 5,168 | 16,312 | 251,960,433 |
| Pop. 2000 to Now | 46.2% | -0.4% | 15.6% |
| Pop. 1990 to Now | 38.1% | -3.1% | 30.8% |
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| Population Density | 1,949.0 | 1,010.6 | 93.4 |
| Land Area | 3.4 | 15.9 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Morrow, GA | Dublin, GA | United States |
| Age 0 to 4 | 5.3% | 8.0% | 5.9% |
| Age 5 to 9 | 10.6% | 7.3% | 6.1% |
| Age 10 to 14 | 10.9% | 7.2% | 6.6% |
| Age 15 to 17 | 3.8% | 3.3% | 3.9% |
| Age 18 to 20 | 10.7% | 3.6% | 4.0% |
| Age 21 to 24 | 7.6% | 6.1% | 5.2% |
| Age 25 to 34 | 10.0% | 14.9% | 13.8% |
| Age 35 to 44 | 12.1% | 8.7% | 12.9% |
| Age 45 to 54 | 15.8% | 12.9% | 12.6% |
| Age 55 to 59 | 4.4% | 6.2% | 6.7% |
| Age 60 to 64 | 2.8% | 5.6% | 6.3% |
| Age 65 to 74 | 4.3% | 9.1% | 9.6% |
| Age 75 to 84 | 1.2% | 4.1% | 4.5% |
| Age 85 and over | 0.5% | 2.9% | 1.9% |
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| Race | | | |
| | Morrow, GA | Dublin, GA | United States |
| White | 5.1% | 30.3% | 59.4% |
| Black | 38.4% | 67.5% | 12.2% |
| Asian | 32.9% | 0.9% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 1.6% | 0.3% | 3.2% |
| Hispanic | 22.0% | 0.9% | 18.4% |
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| Marriage & Family | | | |
| | Morrow, GA | Dublin, GA | United States |
| Married Population | 43.4% | 30.9% | 49.8% |
| Currently Married | 41.7% | 28.8% | 48.0% |
| Married but Separated | 1.7% | 2.2% | 1.8% |
| Single Population | 56.6% | 69.1% | 50.2% |
| Never Married | 47.9% | 46.5% | 33.8% |
| Divorced | 7.9% | 14.0% | 10.8% |
| Widowed | 0.8% | 8.6% | 5.6% |
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| Household Size | 3.81 | 2.81 | 2.60 |
| Households | 1,467 | 5,447 | 124,010,992 |
| Family Households | 1,171 | 3,399 | 80,755,759 |
| Married couple, w/children | 37.7% | 17.8% | 30.5% |
| Married couple, no children | 27.2% | 30.4% | 42.9% |
| Non Family Households | 296 | 2,048 | 43,255,233 |
| Single householder, w/children | 26.7% | 37.9% | 15.8% |
| Single householder, no children | 8.5% | 13.9% | 10.8% |