Formed in 1832, Cobb County was originally part of Cherokee County and was named after Judge Thomas Willis Cobb, a U.S. Senator.
Notable landmarks include Kennesaw State University, the Marietta National Cemetery and Kennesaw Mountain National Battlefield Park. Large employers include WellStar Health System, Lockheed Martin Aeronautical and Cobb County Schools.
Cobb has experienced substantial growth in the past few decades and has become one of the most populated counties in the region.
Within Cobb County are the cities of Acworth, Austell*, Kennesaw, Mableton, Marietta, Powder Springs, and Smyrna.
| Population | 771,952 |
| Population Change (since 2010) | +12.2% |
| Population Forecast (2050) | 1,035,796 |
| Median Household Income | $97,084 |
| Unemployment Rate | 3.4% |
| Mean Travel Time to Work | 30 minutes |
| Single Family Building Permits | 1,371 units |
| Multifamily Building Permits | 1,502 units |
View ARC’s 21-County Dashboard where you can find various data points about Cobb County.
2023 Annual Report – Cobb County (pdf)
* This city belongs to more than one county.
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