Is my Berkeley Lake property tax too high?

The median annual property tax bill in Berkeley Lake is $6,408. Using Gwinnett County's millage rate of 3.506%, the computed tax on the median home ($718,300) is approximately $10,073. If your assessed value is higher than what your home would actually sell for, you are overpaying.

Who do I contact to appeal my Berkeley Lake 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 Berkeley Lake?

At the median, Berkeley Lake homeowners pay 3.86% of their household income ($165,909/year) in property taxes. That is a significant burden -- a successful appeal directly increases your take-home.

Why are Berkeley Lake home values higher than the Gwinnett County average?

Berkeley Lake'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 $1,007 per year in excess taxes.

How do Berkeley Lake property taxes compare to Peachtree Corners?

Berkeley Lake's median home value of $718,300 is higher than Peachtree Corners's $484,700. Higher values mean a larger tax bill and a bigger payoff from a successful appeal.

How is my Berkeley Lake property tax bill calculated?

Georgia taxes property at 40% of fair market value. For Berkeley Lake's median home ($718,300), the assessed value is $287,320. Multiply by Gwinnett County's millage rate of 3.506% to get your annual bill. In smaller communities like Berkeley Lake, the county may rely on limited data to set your value. If your home is unique or the comparable sales used are a poor match, there is a good chance your assessment is off.

What if there are few comparable sales near Berkeley Lake?

In smaller communities, finding 3-5 recent sales of similar homes can be difficult. Expand your search to other parts of Gwinnett County -- the BOE panel understands limited inventory in small towns. Look for homes with similar square footage, lot size, and condition even if they are several miles away.

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.

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

By AppealAlly Team · Published April 1, 2026

The median Berkeley Lake homeowner pays $6,408/year in property taxes. That is 3.86% of median household income. See how Berkeley Lake compares and check your savings potential.

Key Takeaways

Appeal deadline: 45 days from your assessment notice date - strictly enforced.Median home value: $718,300 in Berkeley Lake.Median annual tax bill: $6,408.Tax burden: 3.86% of median household income in Berkeley Lake.Potential savings: ~$1,007/year from a 10% reduction, or $3,021 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.

Berkeley Lake is one of Gwinnett County's most exclusive communities -- the median home value of roughly $718,000 nearly doubles the county average, and tax bills regularly exceed $6,400. With that much on the line, it's worth making sure your assessment reflects your specific property, not just the neighborhood's reputation.

Berkeley Lake 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: $718,300 (89% above Gwinnett County median)
Estimated Annual Tax Bill: $6,408
Tax Burden: 3.86% of median household income

Is your Berkeley Lake property tax assessment too high?

The median home in Berkeley Lake is valued at $718,300, producing an estimated annual tax bill of $10,073 at Gwinnett County's 3.506% combined rate. That means the typical Berkeley Lake homeowner spends 3.86% of household income on property taxes alone. Berkeley Lake 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 $718,300, Berkeley Lake home values are 89% above the Gwinnett County median, 322% above Georgia's statewide median of $170,200, 125% above the national median of $318,000.

Check If Your Berkeley Lake Home Is Overassessed

How does Berkeley Lake compare to other Gwinnett County cities?

Berkeley Lake's median home value is the highest among these Gwinnett County cities, which means overassessment costs more here than anywhere else in the county.

What evidence matters for Berkeley Lake appeals?

In smaller communities like Berkeley Lake, finding comparable sales can be harder. Expand your search to other parts of Gwinnett County. The Board of Equalization understands limited inventory in small towns. Focus on homes with similar square footage and condition, even if they are several miles away. 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 Berkeley Lake?

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

A 10% reduction on the median Berkeley Lake home ($718,300 down by $71,830) would save approximately $1,007 per year, or $3,021 over three years with the 299c value freeze.

At 3.86% 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 Berkeley Lake 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 Berkeley Lake property tax too high?: The median annual property tax bill in Berkeley Lake is $6,408. Using Gwinnett County's millage rate of 3.506%, the computed tax on the median home ($718,300) is approximately $10,073. If your assessed value is higher than what your home would actually sell for, you are overpaying.
Who do I contact to appeal my Berkeley Lake 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 Berkeley Lake?: At the median, Berkeley Lake homeowners pay 3.86% of their household income ($165,909/year) in property taxes. That is a significant burden -- a successful appeal directly increases your take-home.
Why are Berkeley Lake home values higher than the Gwinnett County average?: Berkeley Lake'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 $1,007 per year in excess taxes.
How do Berkeley Lake property taxes compare to Peachtree Corners?: Berkeley Lake's median home value of $718,300 is higher than Peachtree Corners's $484,700. Higher values mean a larger tax bill and a bigger payoff from a successful appeal.
How is my Berkeley Lake property tax bill calculated?: Georgia taxes property at 40% of fair market value. For Berkeley Lake's median home ($718,300), the assessed value is $287,320. Multiply by Gwinnett County's millage rate of 3.506% to get your annual bill. In smaller communities like Berkeley Lake, the county may rely on limited data to set your value. If your home is unique or the comparable sales used are a poor match, there is a good chance your assessment is off.
What if there are few comparable sales near Berkeley Lake?: In smaller communities, finding 3-5 recent sales of similar homes can be difficult. Expand your search to other parts of Gwinnett County -- the BOE panel understands limited inventory in small towns. Look for homes with similar square footage, lot size, and condition even if they are several miles away.
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.