Is my Grayson property tax too high?

The median annual property tax bill in Grayson is $4,378. Using Gwinnett County's millage rate of 3.506%, the computed tax on the median home ($477,500) is approximately $6,696. If your assessed value is higher than what your home would actually sell for, you are overpaying.

Who do I contact to appeal my Grayson property tax?

Appeals are filed with the Gwinnett County Board of Assessors, not at the city level. File a PT-311A form within 45 days of your assessment notice.

How much of my income goes to property taxes in Grayson?

At the median, Grayson homeowners pay 3.33% of their household income ($131,293/year) in property taxes. That is a significant burden -- a successful appeal directly increases your take-home.

Why are Grayson home values higher than the Gwinnett County average?

Grayson's premium reflects demand driven by school quality, proximity to employment centers, and neighborhood amenities. Higher values mean a larger potential overassessment -- a 10% overvaluation costs approximately $669 per year in excess taxes.

How do Grayson property taxes compare to Peachtree Corners?

Peachtree Corners leads Gwinnett County with a median home value of $484,700, compared to Grayson's $477,500. But a lower county ranking does not mean your individual home is correctly assessed -- overassessments happen at every price point.

How is my Grayson property tax bill calculated?

Georgia taxes property at 40% of fair market value. For Grayson's median home ($477,500), the assessed value is $191,000. Multiply by Gwinnett County's millage rate of 3.506% to get your annual bill. Many Grayson homeowners find that assessed values have climbed faster than actual sale prices. Comparing your value to 3-5 recent sales of similar homes is the quickest way to spot an overassessment.

Is it worth appealing a small overvaluation in Grayson?

Yes. Even a $140 per year overcharge (from a $10,000 overvaluation at Gwinnett County's 3.506% rate) adds up to $420 over three years with the 299c freeze. The appeal is free to file and there is no risk of your assessment increasing.

Can my property tax go up if I appeal?

No. Georgia law (O.C.G.A. § 48-5-311) protects you: the county cannot raise your assessed value above what they originally set just because you filed an appeal. The Board of Equalization only rules on the disputed value. Worst case, your appeal is denied and you keep your current assessment -- your taxes will not increase as a result of appealing.

Grayson, GA: Is Your Property Tax Assessment Too High? (2026)

By AppealAlly Team · Published April 1, 2026

The median Grayson homeowner pays $4,378/year in property taxes. That is 3.33% of median household income. See how Grayson compares and check your savings potential.

Key Takeaways

Appeal deadline: 45 days from your assessment notice date - strictly enforced.Median home value: $477,500 in Grayson.Median annual tax bill: $4,378.Tax burden: 3.33% of median household income in Grayson.Potential savings: ~$669/year from a 10% reduction, or $2,007 over 3 years with the 299c freeze.Filed with: Gwinnett County Board of Assessors (not the city).No risk: Georgia law guarantees your assessment cannot increase from filing an appeal.

Grayson is a Gwinnett County city where the median home value of about $477,500 runs 25% above the already-high county average, with tax bills that can approach $4,400. In a market that competitive, verifying your assessment against recent nearby sales is one of the simplest ways to protect your bottom line.

Grayson Appeal Quick Facts

Appeal Deadline: 45 days from the date of the assessment notice
Appeal Form: PT-311A
Filed With: Gwinnett County Board of Assessors
Assessor Phone: 770-822-7212
Median Home Value: $477,500 (25% above Gwinnett County median)
Estimated Annual Tax Bill: $4,378
Tax Burden: 3.33% of median household income

Is your Grayson property tax assessment too high?

The median home in Grayson is valued at $477,500, producing an estimated annual tax bill of $6,696 at Gwinnett County's 3.506% combined rate. That means the typical Grayson homeowner spends 3.33% of household income on property taxes alone. Grayson combines higher-than-average home values with a heavy tax burden. If your home is overassessed by even 10%, the cost adds up fast. Higher home values mean a larger tax bill and a bigger payoff from a successful appeal. At $477,500, Grayson home values are 25% above the Gwinnett County median, 180% above Georgia's statewide median of $170,200, 50% above the national median of $318,000.

Check If Your Grayson Home Is Overassessed

How does Grayson compare to other Gwinnett County cities?

Peachtree Corners leads Gwinnett County in home values, but your individual assessment could still be too high regardless of where Grayson falls in the county ranking.

What evidence matters for Grayson appeals?

In a mid-size city like Grayson, you should be able to find 3-5 comparable sales within Gwinnett County. Look for homes that sold in the last 12 months with similar square footage, age, and condition. If local sales are limited, expand your search to neighboring areas within the county. For the full evidence strategy, exemption details, and step-by-step filing instructions, see our Gwinnett County Property Tax Guide.

How much can you save in Grayson?

Based on a combined tax rate of 3.506%. Your actual rate may vary by tax district.

A 10% reduction on the median Grayson home ($477,500 down by $47,750) would save approximately $670 per year, or $2,010 over three years with the 299c value freeze.

At 3.33% of household income, even a modest reduction in your assessed value makes a real difference in your annual budget.

File your appeal through Gwinnett County

Property tax appeals in Grayson are filed with the Gwinnett County Board of Assessors. You have 45 days from the date of your assessment notice to submit a PT-311A form.

Gwinnett County Board of Assessors: 75 Langley Drive, Lawrenceville, GA 30045 | 770-822-7212 For the full appeal process and deadline details, see our Gwinnett County Property Tax Guide.

Other Cities in Gwinnett County

Explore Gwinnett County

Based on 2024 American Community Survey estimates and Gwinnett County millage rates.

Frequently Asked Questions

Is my Grayson property tax too high?: The median annual property tax bill in Grayson is $4,378. Using Gwinnett County's millage rate of 3.506%, the computed tax on the median home ($477,500) is approximately $6,696. If your assessed value is higher than what your home would actually sell for, you are overpaying.
Who do I contact to appeal my Grayson property tax?: Appeals are filed with the Gwinnett County Board of Assessors, not at the city level. File a PT-311A form within 45 days of your assessment notice.
How much of my income goes to property taxes in Grayson?: At the median, Grayson homeowners pay 3.33% of their household income ($131,293/year) in property taxes. That is a significant burden -- a successful appeal directly increases your take-home.
Why are Grayson home values higher than the Gwinnett County average?: Grayson's premium reflects demand driven by school quality, proximity to employment centers, and neighborhood amenities. Higher values mean a larger potential overassessment -- a 10% overvaluation costs approximately $669 per year in excess taxes.
How do Grayson property taxes compare to Peachtree Corners?: Peachtree Corners leads Gwinnett County with a median home value of $484,700, compared to Grayson's $477,500. But a lower county ranking does not mean your individual home is correctly assessed -- overassessments happen at every price point.
How is my Grayson property tax bill calculated?: Georgia taxes property at 40% of fair market value. For Grayson's median home ($477,500), the assessed value is $191,000. Multiply by Gwinnett County's millage rate of 3.506% to get your annual bill. Many Grayson homeowners find that assessed values have climbed faster than actual sale prices. Comparing your value to 3-5 recent sales of similar homes is the quickest way to spot an overassessment.
Is it worth appealing a small overvaluation in Grayson?: Yes. Even a $140 per year overcharge (from a $10,000 overvaluation at Gwinnett County's 3.506% rate) adds up to $420 over three years with the 299c freeze. The appeal is free to file and there is no risk of your assessment increasing.
Can my property tax go up if I appeal?: No. Georgia law (O.C.G.A. § 48-5-311) protects you: the county cannot raise your assessed value above what they originally set just because you filed an appeal. The Board of Equalization only rules on the disputed value. Worst case, your appeal is denied and you keep your current assessment -- your taxes will not increase as a result of appealing.