| | Byram, MS | Reedley, CA | United States |
| Population | 12,591 | 25,168 | 329,725,481 |
| Female Population | 51.1% | 49.7% | 50.5% |
| Male Population | 48.9% | 50.3% | 49.5% |
| Median Age | 35.5 | 29.9 | 38.4 |
| space3 | | | |
| Population - 2010 | 11,522 | 24,373 | 309,327,143 |
| Population - 2000 | 7,386 | 20,756 | 285,036,114 |
| Population - 1990 | 3,987 | 15,791 | 251,960,433 |
| Pop. 2000 to Now | 52.5% | 24.0% | 15.6% |
| Pop. 1990 to Now | 182.5% | 63.0% | 30.8% |
| space4 | | | |
| Population Density | 685.6 | 4,552.8 | 93.4 |
| Land Area | 18.4 | 5.5 | 3,531,905.4 |
| Water Area | 0.3 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Byram, MS | Reedley, CA | United States |
| Age 0 to 4 | 4.1% | 10.3% | 5.9% |
| Age 5 to 9 | 9.7% | 8.4% | 6.1% |
| Age 10 to 14 | 8.8% | 8.8% | 6.6% |
| Age 15 to 17 | 5.0% | 5.1% | 3.9% |
| Age 18 to 20 | 2.6% | 4.1% | 4.0% |
| Age 21 to 24 | 3.5% | 6.3% | 5.2% |
| Age 25 to 34 | 15.2% | 14.9% | 13.8% |
| Age 35 to 44 | 18.2% | 11.3% | 12.9% |
| Age 45 to 54 | 15.1% | 11.0% | 12.6% |
| Age 55 to 59 | 6.8% | 6.2% | 6.7% |
| Age 60 to 64 | 2.5% | 4.5% | 6.3% |
| Age 65 to 74 | 5.7% | 5.0% | 9.6% |
| Age 75 to 84 | 2.5% | 2.1% | 4.5% |
| Age 85 and over | 0.4% | 2.1% | 1.9% |
| space1 | | | |
| Race | | | |
| | Byram, MS | Reedley, CA | United States |
| White | 22.3% | 12.7% | 59.4% |
| Black | 74.9% | 1.5% | 12.2% |
| Asian | 0.9% | 2.2% | 5.6% |
| Native American | 0.2% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 0.5% | 2.1% | 3.2% |
| Hispanic | 1.4% | 81.1% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Byram, MS | Reedley, CA | United States |
| Married Population | 49.0% | 53.7% | 49.8% |
| Currently Married | 47.9% | 51.4% | 48.0% |
| Married but Separated | 1.2% | 2.3% | 1.8% |
| Single Population | 51.0% | 46.3% | 50.2% |
| Never Married | 35.2% | 34.3% | 33.8% |
| Divorced | 11.2% | 7.2% | 10.8% |
| Widowed | 4.6% | 4.7% | 5.6% |
| space5 | | | |
| Household Size | 2.68 | 3.72 | 2.60 |
| Households | 4,701 | 6,678 | 124,010,992 |
| Family Households | 3,386 | 5,645 | 80,755,759 |
| Married couple, w/children | 35.4% | 40.3% | 30.5% |
| Married couple, no children | 26.2% | 27.5% | 42.9% |
| Non Family Households | 1,315 | 1,033 | 43,255,233 |
| Single householder, w/children | 25.5% | 20.5% | 15.8% |
| Single householder, no children | 12.8% | 11.7% | 10.8% |