Nearly half of Georgia homes are overvalued — but most homeowners have never appealed. Compare 5 types of appeal help to find the right fit.
Eight out of ten Georgia homeowners have never appealed their property taxes. That number is staggering when you consider that 49% of homes in Gwinnett County alone were overvalued in 2025 — and Gwinnett is not an outlier. Across metro Atlanta, county assessors are systematically overestimating property values, and homeowners are paying the difference in higher tax bills every single year. If you are looking for the best property tax appeal service in Georgia, the answer depends on what kind of help you actually need. There are five distinct categories of appeal assistance, ranging from completely free to thousands of dollars. Each one fits a different homeowner profile. This article breaks down all five so you can make the right call before your 45-day deadline expires. How Do Georgia Property Tax Appeals Work? Georgia law requires all property to be assessed at 40% of fair market value. Your county multiplies that assessed value by the local millage rate to calculate your tax bill. If the county overestimates your home's fair market value, you overpay — and the only way to fix it is to appeal. The process starts when you receive your Annual Assessment Notice, usually between April and June. You have exactly 45 days from the date on that notice to file a PT-311A appeal form with your county Board of Assessors. The county reviews your appeal, and if they do not agree to reduce your value, it goes to a Board of Equalization hearing where a three-person panel reviews the evidence from both sides. There is no filing fee. One of the most powerful incentives to appeal is Georgia's three-year value freeze. Under O.C.G.A. 48-5-299(c), a successful appeal locks your assessed value for the appeal year plus two additional years. But HB 581, which took effect in 2025,…