Welcome to the Cobb County Board of Tax Assessors Website

Important Notice:

The Tax Assessors Office has resumed full operational status with normal business hours.  We would like to remind everyone that most of the documents, forms and information we utilize are available on this website. If you cannot find what you need, please feel free to contact us.

The best way to contact us at this time is by calling 770-528-3100 or emailing cobbtaxassessor@cobbcounty.org


The mission of the Cobb County Board of Assessors is to produce an annual tax digest that conforms to the requirements of Georgia Law and the rules and regulations of the Georgia Department of Revenue.
Our office strives every day to be fair and equitable to the taxpayers of Cobb County while providing excellent customer service.

 The Board of Tax Assessors, an independent body appointed by the Board of Commissioners, is responsible for placing a fair and equalized value on all taxable property.

 The Board of Commissioners sets the millage rate.

 The billing and collection of taxes is the responsibility of the Tax Commissioner.

 Jan. 1 of each year is the assessment date in Georgia. Accordingly, all property must be valued for ad valorem taxes based on its condition and use as of Jan.1.



On August 17, 2020, the Department of Revenue issued a bulletin to provide information and guidance to all County Tax Commissioners and Boards of Assessors regarding the tolling of property tax appeal deadlines by the Georgia Supreme Court emergency orders issued in light of the novel coronavirus disease (COVID-19). The Order reimposed the deadlines for property tax appeals for assessment notices issued between March 14, 2020 and July 13, 2020. Therefore, the appeal period for Cobb County property owners will expire on August 27, 2020. You can access the appeal form and submit it via email by clicking on our APPEALS tab above. 

Cobb County Facts

Cobb county is a Metro Atlanta community that serves as home to more than 740,000 people and is one of the top 20 most affordable metro areas in the United States.
It includes major historic sites, cultural landmarks and economic centers, drawing businesses and visitors from throughout the world. There are seven colleges and universities located in Cobb County. The U.S. Census Bureau ranks Cobb County as the most-educated in the state of Georgia and 12th among all counties in the U.S.

Cobb county, created in 1832, was the 81st county in Georgia. It was named for Judge Thomas Willis Cobb, who served as a U.S. Senator, State Representative and
Superior Court Judge. The county seat of Marietta was named for Judge Cobb’s wife, Mary.

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