Cobb County, GeorgiaProperty records & tax offices
Links open the listed public-office or service-provider website in a new tab. This directory does not collect payments.
Find the right property record
Use the property portal for ownership and assessed value, the collector for a bill or balance, and the map for parcel location. Have the address, owner name, or parcel number ready.
Tax bills & filing dates
These are the dates and qualifications recorded in the directory. Confirm your tax year and current deadline with the official office and your property’s notice.
- Tax bill mailing
- June 5, 2026; Cobb County's official 2026 assessment information states notices were mailed Friday, June 5.
- Payment deadline
- December 20, 2026 is Georgia's statutory default ad valorem payment deadline; a local governing authority may instead set December 1 or November 15 or use installment billing, so verify the county bill. Georgia law gives taxpayers 60 days from the tax-bill postmark before interest accrues.
- Assessment appeal
- 45 days from the date on the 2026 Notice of Assessment; Cobb County's official appeal FAQ states Georgia law provides 45 days and no extension.
Exemptions & appeals
View exemption application (opens in a new tab)Exemption filing
July 20, 2026; Cobb County's official 2026 assessment information lists July 20 as the homestead-exemption filing deadline.
Senior relief
Cobb County's official assessor FAQ states the county school-tax exemption is administered by the Tax Commissioner's Office for qualifying owners age 62+; current forms and eligibility must be confirmed with CobbTax.gov.
Valuation limits
Cobb County's floating homestead exemption protects qualifying primary residences from county-general-fund tax increases caused solely by reassessment by increasing the exemption; each home has a base-year value that changes for improvements or land changes.
For a valuation appeal, use the appeal date in the tax and filing section above. Keep your notice, supporting evidence, and proof of submission.
More exemption & appeal guidance →