Cobb County's estimated 2025 population is 793,868 with a growth rate of 0.8% in the past year according to the most recent United States census data. Cobb County is the 3rd largest county in Georgia. The 2010 population was 689,542 and has seen a growth of 15.13% since that time.
Data after 2023 is projected based on recent change
The racial composition of Cobb County includes 50.52% White, 26.99% Black or African American, 7.22% other race, 5.42% Asian, and smaller percentages for Native American, Native Hawaiian or Pacific Islander and multiracial populations.
White (50.52%)
Black or African American (26.99%)
Two or more races (9.3%)
Other race (7.22%)
Asian (5.42%)
Native American (0.49%)
Native Hawaiian or Pacific Islander (0.05%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 388,587 | 50.52% |
| Black or African American | 207,606 | 26.99% |
| Two or more races | 71,559 | 9.3% |
| Other race | 55,520 | 7.22% |
| Asian | 41,708 | 5.42% |
| Native American | 3,793 | 0.49% |
| Native Hawaiian or Pacific Islander | 379 | 0.05% |
Married
Widowed
Divorced
Separated
Never Married
Cobb County's average per capita income is $59,275. Household income levels show a median of $98,712. The poverty rate stands at 8.55%.
Name | Median | Mean |
|---|---|---|
| Married Families | $141,379 | $176,916 |
| Families | $119,399 | $154,200 |
| Households | $98,712 | $131,991 |
| Non Families | $64,376 | $83,218 |
Average Income
Median Household Income
Poverty Rate