Updated · Property tax data: Census ACS 2024 5-year estimates · Transfer tax verified April 2026 · Methodology · Editorial policy
Cobb County's 0.67% effective property tax rate falls in the middle 50% of US counties, close to the national median of 0.81%. Within Georgia's 158 counties, it's the 22nd lowest. On the county's median home value of $407,200, the typical homeowner pays $2,720 annually in property tax, $1,091 more than the national median of $1,629. At closing, Georgia's 0.10% combined real estate transfer tax adds roughly $407 on a median-priced home, typically paid by the seller. FEMA data shows 45.8% of Cobb County's land area falls within a Special Flood Hazard Area, a very high exposure level. Flood insurance is required for federally-backed mortgages in those zones and commonly adds $800–$3,000 per year.
Enter any purchase price to see the full cost breakdown for Cobb County.
Very high flood risk. Over 30% of this county lies in a FEMA flood zone. Flood insurance is required for any federally-backed mortgage in the SFHA. Check your property at msc.fema.gov.
All figures are estimates for planning purposes only. Mortgage payment assumes a 30-year fixed rate of 7.28%, the Freddie Mac PMMS average for the week ending October 1, 2026. Your lender will confirm the actual rate. Closing costs vary by lender and transaction. Consult a licensed real estate attorney and lender before making any financial decisions.
Ways buyers in Cobb County may reduce their annual property tax. These programs apply statewide; verify county specifics with your local assessor.
$2,000 off the 40% assessed value of an owner-occupied primary residence for county and school taxes. Many counties layer larger local exemptions on top.
View official source →Owners 65+ with net income under $10,000 may claim an additional $4,000 county exemption. Many counties provide substantially larger local senior exemptions, often including full school-tax exemptions.
View official source →$126,526 statewide homestead exemption (for 2026, indexed annually to federal VA levels) for veterans with 100% service-connected disability and their unremarried surviving spouses.
View official source →Last verified April 2026. Exemption amounts and eligibility change frequently. Always confirm with your county assessor before claiming.
Answers to common questions about buying a home in Cobb County.
The effective property tax rate in Cobb County is 0.67%, calculated as the median annual property tax paid ($2,720) divided by the median home value ($407,200), using 2024 US Census ACS 5-year estimates. Your actual bill depends on your purchase price, homestead or senior exemptions, and any special assessments applied in your taxing district.
Georgia's combined real estate transfer tax is approximately 0.10% of the purchase price. On the median Cobb County home value of $407,200, this adds roughly $407 at closing. Real Estate Transfer Tax is $1.00 first $1,000 + $0.10/$100 above (effectively 0.1%), seller pays by custom. Buyers with mortgages ≥62 months also pay Intangible Recording Tax of $1.50/$500 (0.3%) on loan amount (not purchase price), max $25,000 per note. Shorter-term loans exempt as of July 2025.
Yes, substantially. FEMA National Risk Index data shows 45.8% of Cobb County's land area falls within a Special Flood Hazard Area (SFHA). Flood insurance is required for any federally-backed mortgage on a property inside an SFHA and commonly adds $800–$3,000 per year. Check your specific property's flood zone at msc.fema.gov before buying.
Closing costs for a buyer in Cobb County typically run $8,144–$20,360 (2–5% of purchase price) on a median-priced home, including title insurance ($800–$2,000), appraisal ($400–$700), home inspection ($350–$600), recording fees ($100–$300), and loan origination (0.5–1.0% of the loan amount). Use the calculator above for a specific estimate at your purchase price.
Every county-specific figure on this page links to the exact public dataset it comes from. Verify the numbers yourself against the original source.
Source for the $2,720/yr median taxes paid (ACS 2024 5-year estimates, variable B25103_001E).
Source for the $407,200 median home value (variable B25077_001E). The 0.67% effective rate is median taxes paid divided by median home value.
Source for the transfer tax used in the calculator (buyer 0.00%, seller 0.10%). Verified April 2026.
Source for the county's flood hazard exposure (coastal and inland flood exposure area as a share of county area).
The national dataset behind the county report, including its technical documentation and release notes.
Look up a specific property's flood zone and insurance rate map before making an offer on a home in Cobb County.
Closing cost line items are national ranges, not county data. The methodology lists each range's source and the calculator's assumptions (mortgage rate, insurance, PMI).
Georgia property tax exemptions: official sources
Verified April 2026.
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