Frequently Asked Questions

Tax bills are mailed directly to the January 1 property owner. If the City Tax Division is notified in adequate time by the owner’s mortgage company, the mortgage company will be sent the original bill and the owner will receive a copy. For more information, please call the Tax Manager at 770-794-5680.

You must apply for exemptions by April 1 of the taxable year. The exemptions apply only to “homestead” property, which means, you must own, occupy and claim the property as your legal residence by January 1 of the tax year to be eligible. Only one person need apply if more than one name appears on the deed. The exemptions are automatically renewed each year unless there is a change in ownership, you no longer meet the eligibility requirements, or you are requested to refile by the City. For all exemptions except the veteran’s exemption, the property must be in the name of the applicant and filed by the deadline. (Applications postmarked by the due date are accepted.) The amount exempted is deducted from the 40% assessed value of the property in the applicable tax categories. For more information, please visit the

Interest accrues monthly at an annual rate equal to the bank prime loan rate as posted by the Board of Governors of the Federal Reserve System in statistical release H. 15 or any publication that may supersede it, plus 3%, on unpaid taxes when they become delinquent. Interest rates change annually in January of each year. In addition, a 5% penalty is due 90 days from the due date. There are also fi fa (tax lien) charges added to delinquent taxes. For more information, please call the Tax Manager at 770-794-5680.

A tax return is a form requiring information on the taxpayer and their property. For more information, please call the Tax Manager at 770-794-5680.

State Law requires that general property tax returns be filed between January 1 and April 1 in the first year of ownership. For example, if you purchase property in June, the return should be filed the next year. You, the taxpayer, are responsible for making returns with the Cobb County Tax Assessor’s Office. Your lawyer does not file your tax return. The taxpayer is responsible for providing the Cobb County Tax Assessor’s Office with a copy of the warranty deed for the property and with the mailing address of the property owner, if different from the property address. Also, anytime you have a change of address, you should notify the Cobb County Tax Assessor’s Office in writing. For more information, please call the Tax Manager at 770-794-5680.

Real property tax returns are to be filed in the:
Cobb County Tax Assessor’s Office
736 Whitlock Avenue
Suite 200
Marietta, Georgia 30064.

For more information, please call the Tax Manager at 770-794-5680.

Every taxpayer is responsible for filing a real property tax return if they own property in the City of Marietta. The property owner is not required to file a new return every year. One must be filed only when property has been purchased or when changes (i.e. dimension, acreage) have been made to property already owned. For more information, please call the Tax Manager at 770-794-5680.

The current owner is always responsible for any outstanding taxes on their property. Property taxes “follow” the property and are levied against same.

Tax bills are mailed to the January 1 property owner. If you purchase property during the year, you must file a tax return with the Cobb County Tax Assessor’s Office for them to change ownership and obtain a current mailing address for you to receive your tax bill. You are responsible for contacting the City of Marietta Tax Division if you fail to receive your tax bill. For more information, please call the Tax Manager at 770-794-5680.