Cobb County
Cobb County is wealthier than most US places, with a median household income of $102,738. Population has grown 28% since 2000. 51% of adults hold a bachelor's degree or higher, well above the national rate of 36%. Median home value has roughly tripled since 2000, reaching $407,200. It ranks in the top 1% of US counties for household income. Households here earn about 33% more than the Georgia median.
Population & growth
PEP 2025 EST:793,345 residents (Census Bureau Vintage 2025, released March 2026)
Income & economy
Housing
Race & ethnicity
Detailed origins & ancestry
+ 10 more hispanic origin groups with data
+ 9 more asian origin groups with data
+ 51 more ancestry groups with data
Education
Commute & transportation
Work & employment
People & community
Places similar to Cobb County
Compare Cobb County to nearby counties
How many people live in Cobb County, Georgia?
Cobb County, Georgia has about 775,208 residents according to the 2024 American Community Survey.
What is the median household income in Cobb County, Georgia?
The typical household in Cobb County, Georgia earns about $102,738 a year. Half of households make more than that, and half make less.
Is Cobb County, Georgia expensive?
In Cobb County, Georgia, the median home is worth about $407,200, and the typical rent is about $1,730 a month.
How educated are people in Cobb County, Georgia?
About 50.8% of adults age 25 and over in Cobb County, Georgia hold a bachelor's degree or higher.
What is the poverty rate in Cobb County, Georgia?
About 8.7% of people in Cobb County, Georgia live below the federal poverty line.
Has Cobb County, Georgia grown since 1990?
Yes, Cobb County, Georgia has grown since 1990. The population has added about 327,463 residents, a change of about 73 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024