| | Newton, MS | Columbus, MS | United States |
| Population | 3,217 | 23,858 | 329,725,481 |
| Female Population | 55.8% | 54.6% | 50.5% |
| Male Population | 44.2% | 45.4% | 49.5% |
| Median Age | 39 | 39.9 | 38.4 |
| space3 | | | |
| Population - 2010 | 3,357 | 25,217 | 309,327,143 |
| Population - 2000 | 3,699 | 25,944 | 285,036,114 |
| Population - 1990 | 3,701 | 23,799 | 251,960,433 |
| Pop. 2000 to Now | -15.6% | -10.2% | 15.6% |
| Pop. 1990 to Now | -15.6% | -2.1% | 30.8% |
| space4 | | | |
| Population Density | 449.7 | 953.3 | 93.4 |
| Land Area | 7.2 | 25.0 | 3,531,905.4 |
| Water Area | 0.0 | 0.8 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Newton, MS | Columbus, MS | United States |
| Age 0 to 4 | 5.4% | 4.8% | 5.9% |
| Age 5 to 9 | 7.9% | 4.6% | 6.1% |
| Age 10 to 14 | 10.6% | 7.9% | 6.6% |
| Age 15 to 17 | 1.4% | 3.4% | 3.9% |
| Age 18 to 20 | 2.6% | 4.7% | 4.0% |
| Age 21 to 24 | 5.9% | 5.9% | 5.2% |
| Age 25 to 34 | 10.3% | 14.8% | 13.8% |
| Age 35 to 44 | 16.2% | 9.0% | 12.9% |
| Age 45 to 54 | 12.4% | 11.8% | 12.6% |
| Age 55 to 59 | 6.8% | 6.7% | 6.7% |
| Age 60 to 64 | 5.8% | 7.5% | 6.3% |
| Age 65 to 74 | 9.1% | 10.8% | 9.6% |
| Age 75 to 84 | 3.6% | 6.1% | 4.5% |
| Age 85 and over | 1.9% | 2.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Newton, MS | Columbus, MS | United States |
| White | 28.6% | 34.8% | 59.4% |
| Black | 68.9% | 61.0% | 12.2% |
| Asian | 0.0% | 0.6% | 5.6% |
| Native American | 0.3% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.5% | 0.4% |
| Two or More Races | 1.0% | 1.7% | 3.2% |
| Hispanic | 1.2% | 1.4% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Newton, MS | Columbus, MS | United States |
| Married Population | 39.5% | 35.4% | 49.8% |
| Currently Married | 33.5% | 32.3% | 48.0% |
| Married but Separated | 6.0% | 3.2% | 1.8% |
| Single Population | 60.5% | 64.6% | 50.2% |
| Never Married | 35.8% | 43.5% | 33.8% |
| Divorced | 15.0% | 12.6% | 10.8% |
| Widowed | 9.6% | 8.5% | 5.6% |
| space5 | | | |
| Household Size | 2.71 | 2.28 | 2.60 |
| Households | 1,155 | 9,843 | 124,010,992 |
| Family Households | 731 | 5,263 | 80,755,759 |
| Married couple, w/children | 14.6% | 12.4% | 30.5% |
| Married couple, no children | 30.6% | 42.0% | 42.9% |
| Non Family Households | 424 | 4,580 | 43,255,233 |
| Single householder, w/children | 36.1% | 29.6% | 15.8% |
| Single householder, no children | 18.6% | 16.0% | 10.8% |