Cobb County Tax Commissioners Office

Exemption Application Under Maintenance

The online application is down for maintenance nightly between 11:50 pm and 5:45 am.

If you have received this message during non-maintenance hours, please contact us at (770) 528-8600.

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2025 Homestead Exemption Application Deadlines

Newly submitted applications will apply to 2025 tax year

Deadline for receiving exemption for 2025 tax year is April 1, 2025.

Failure to file by April 1, 2025 shall constitute a waiver of the exemption for the current tax year. Applications must be received or USPS postmarked by Tuesday, April 1, 2025, to be accepted for this tax year.