Home values, rents and more in Cobb County, GA
September 2026 figures from Zillow and the U.S. Census Bureau · updated 2026-11-07
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How Cobb County, GA compares
The typical home in Cobb County, GA is worth about $422,000, according to the Zillow Home Value Index for September 2026. Home values in Cobb County, GA are 12% above the typical value in the Atlanta metro area ($376,000) and 15% above the U.S. typical value ($366,000).
Over the past year, home values in Cobb County, GA fell 1.8%, compared with −1.5% in the Atlanta metro area and +1.2% nationally.
Typical rent is $1,762 a month (Zillow Observed Rent Index), 4% below the Atlanta metro area ($1,843) and 9% below the U.S. ($1,932). Rents rose 1.8% over the past year.
The median household income is $102,738, against $89,724 in the Atlanta metro area and $80,734 in the U.S. (Census Bureau, American Community Survey 2020–24).
About 793,345 people live in Cobb County, GA (Census Bureau estimate for July 2025).
Cobb County, GA has the 6th-highest typical home value of the 29 counties in the Atlanta metro area and the 9th-highest of 159 in Georgia with Zillow figures.
Part of: Atlanta metro area · Georgia
More for Cobb County, GA in ProMap Plus
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- 5- and 10-year price changes
- Days on market and months of supply
- Price cuts and sale-to-list ratio
- Price-to-income and monthly cost to buy
- School test scores
- Flood, wildfire and natural hazard risk
- Property-tax rate
- Unemployment and job growth
- Building permits
- Mortgage delinquency
- 2024 presidential vote
- Age, education and household make-up
- Amenities and transit nearby
Nearby counties
Cities in Cobb County, GA
ZIP codes in Cobb County, GA
- 30008 · Marietta $326,000
- 30060 · Marietta $341,000
- 30062 · Marietta $553,000
- 30064 · Marietta $499,000
- 30066 · Marietta $442,000
- 30067 · Marietta $403,000
- 30068 · Marietta $672,000
- 30080 · Smyrna $439,000
- 30082 · Smyrna $443,000
- 30101 · Acworth $433,000
- 30106 · Austell $303,000
- 30126 · Mableton $368,000
- 30127 · Powder Springs $365,000
- 30144 · Kennesaw $381,000
- 30152 · Kennesaw $479,000
- 30168 · Austell $279,000
- 30339 · Vinings $469,000
Sources
Home values: Zillow Home Value Index (ZHVI), all homes, middle tier, smoothed and seasonally adjusted, September 2026. Rents: Zillow Observed Rent Index (ZORI), seasonally adjusted. Population: Census population estimates (July 2025) for states, metros and counties; ACS 2020–24 for cities and ZIP codes. Income: U.S. Census Bureau, ACS 2020–24 5-year estimates. Boundaries: U.S. Census Bureau cartographic boundary files. Compiled by Home Economics.
"Typical" is Zillow's middle-tier value (homes between the 35th and 65th percentiles), not a median sale price. Changes are over the 12 months to September 2026.