| | Louisa, VA | Valdosta, GA | United States |
| Population | 1,999 | 55,417 | 329,725,481 |
| Female Population | 52.0% | 52.9% | 50.5% |
| Male Population | 48.0% | 47.1% | 49.5% |
| Median Age | 41 | 28.9 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,561 | 54,970 | 309,327,143 |
| Population - 2000 | 1,401 | 43,724 | 285,036,114 |
| Population - 1990 | 1,088 | 39,806 | 251,960,433 |
| Pop. 2000 to Now | 25.9% | 29.6% | 15.6% |
| Pop. 1990 to Now | 62.1% | 42.4% | 30.8% |
| space4 | | | |
| Population Density | 1,094.1 | 1,540.9 | 93.4 |
| Land Area | 1.8 | 36.0 | 3,531,905.4 |
| Water Area | 0.0 | 0.5 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Louisa, VA | Valdosta, GA | United States |
| Age 0 to 4 | 5.3% | 6.4% | 5.9% |
| Age 5 to 9 | 6.3% | 6.8% | 6.1% |
| Age 10 to 14 | 4.9% | 6.0% | 6.6% |
| Age 15 to 17 | 4.5% | 3.3% | 3.9% |
| Age 18 to 20 | 3.1% | 8.5% | 4.0% |
| Age 21 to 24 | 4.7% | 11.7% | 5.2% |
| Age 25 to 34 | 13.2% | 16.0% | 13.8% |
| Age 35 to 44 | 14.7% | 11.2% | 12.9% |
| Age 45 to 54 | 8.8% | 8.4% | 12.6% |
| Age 55 to 59 | 4.8% | 5.2% | 6.7% |
| Age 60 to 64 | 5.6% | 3.8% | 6.3% |
| Age 65 to 74 | 12.5% | 7.5% | 9.6% |
| Age 75 to 84 | 9.5% | 3.7% | 4.5% |
| Age 85 and over | 2.3% | 1.6% | 1.9% |
| space1 | | | |
| Race | | | |
| | Louisa, VA | Valdosta, GA | United States |
| White | 58.8% | 34.9% | 59.4% |
| Black | 28.3% | 56.2% | 12.2% |
| Asian | 0.7% | 1.6% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.2% | 0.4% |
| Two or More Races | 4.3% | 1.9% | 3.2% |
| Hispanic | 7.9% | 5.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Louisa, VA | Valdosta, GA | United States |
| Married Population | 39.3% | 32.9% | 49.8% |
| Currently Married | 36.6% | 30.0% | 48.0% |
| Married but Separated | 2.7% | 2.9% | 1.8% |
| Single Population | 60.7% | 67.1% | 50.2% |
| Never Married | 35.4% | 48.5% | 33.8% |
| Divorced | 14.7% | 11.6% | 10.8% |
| Widowed | 10.5% | 7.0% | 5.6% |
| space5 | | | |
| Household Size | 2.14 | 2.50 | 2.60 |
| Households | 888 | 21,284 | 124,010,992 |
| Family Households | 421 | 10,854 | 80,755,759 |
| Married couple, w/children | 23.5% | 24.2% | 30.5% |
| Married couple, no children | 38.7% | 32.7% | 42.9% |
| Non Family Households | 467 | 10,430 | 43,255,233 |
| Single householder, w/children | 28.7% | 29.8% | 15.8% |
| Single householder, no children | 9.0% | 13.3% | 10.8% |