| | Cave Spring, GA | Rockmart, GA | United States |
| Population | 967 | 4,673 | 329,725,481 |
| Female Population | 52.6% | 51.2% | 50.5% |
| Male Population | 47.4% | 48.8% | 49.5% |
| Median Age | 48.9 | 41.8 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,164 | 4,225 | 309,327,143 |
| Population - 2000 | 975 | 3,870 | 285,036,114 |
| Population - 1990 | 950 | 3,356 | 251,960,433 |
| Pop. 2000 to Now | 10.2% | 16.1% | 15.6% |
| Pop. 1990 to Now | 13.1% | 33.9% | 30.8% |
| space4 | | | |
| Population Density | 263.7 | 828.3 | 93.4 |
| Land Area | 3.7 | 5.6 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Cave Spring, GA | Rockmart, GA | United States |
| Age 0 to 4 | 2.4% | 7.3% | 5.9% |
| Age 5 to 9 | 6.9% | 7.8% | 6.1% |
| Age 10 to 14 | 7.3% | 7.5% | 6.6% |
| Age 15 to 17 | 3.1% | 2.5% | 3.9% |
| Age 18 to 20 | 3.3% | 2.6% | 4.0% |
| Age 21 to 24 | 4.6% | 5.2% | 5.2% |
| Age 25 to 34 | 11.0% | 10.7% | 13.8% |
| Age 35 to 44 | 8.9% | 14.1% | 12.9% |
| Age 45 to 54 | 11.2% | 11.6% | 12.6% |
| Age 55 to 59 | 12.2% | 7.4% | 6.7% |
| Age 60 to 64 | 7.1% | 4.9% | 6.3% |
| Age 65 to 74 | 7.7% | 11.3% | 9.6% |
| Age 75 to 84 | 8.1% | 4.0% | 4.5% |
| Age 85 and over | 6.3% | 3.1% | 1.9% |
| space1 | | | |
| Race | | | |
| | Cave Spring, GA | Rockmart, GA | United States |
| White | 76.8% | 78.0% | 59.4% |
| Black | 18.3% | 13.8% | 12.2% |
| Asian | 0.0% | 0.6% | 5.6% |
| Native American | 0.2% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 7.0% | 0.4% |
| Two or More Races | 3.9% | 0.6% | 3.2% |
| Hispanic | 0.7% | 0.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Cave Spring, GA | Rockmart, GA | United States |
| Married Population | 47.5% | 51.8% | 49.8% |
| Currently Married | 44.0% | 50.7% | 48.0% |
| Married but Separated | 3.5% | 1.1% | 1.8% |
| Single Population | 52.5% | 48.2% | 50.2% |
| Never Married | 27.8% | 22.0% | 33.8% |
| Divorced | 12.7% | 17.6% | 10.8% |
| Widowed | 12.0% | 8.6% | 5.6% |
| space5 | | | |
| Household Size | 2.24 | 2.52 | 2.60 |
| Households | 403 | 1,857 | 124,010,992 |
| Family Households | 238 | 1,123 | 80,755,759 |
| Married couple, w/children | 15.1% | 43.3% | 30.5% |
| Married couple, no children | 46.2% | 36.6% | 42.9% |
| Non Family Households | 165 | 734 | 43,255,233 |
| Single householder, w/children | 18.9% | 15.2% | 15.8% |
| Single householder, no children | 19.7% | 4.9% | 10.8% |