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Lithonia, Dekalb County, Georgia Property Taxes

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Property Taxes in Lithonia, Georgia

  • Median Lithonia, Georgia effective property tax rate: 1.34%, significantly lower than the national median of 1.02%, and higher than the Georgia state median of 1.00%.

  • Median Lithonia, Georgia home value: $247,400

  • Median annual Lithonia, Georgia tax bill: $3,550, $1,150 higher than the national median property tax bill of $2,400.

How are property taxes in DeKalb calculated?

Property taxes in Lithonia, Georgia are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.

Understanding Lithonia's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Lithonia, knowing local tax details benefits homeowners and investors.

Last Updated April 13, 2026

Lithonia, Dekalb County, Georgia Property Tax Bill Calculator

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

1.34%

Estimate Property Tax Bill

$3,315

$3,076

SAVE WITH OWNWELL

$774

Average Annual Tax Savings

How Does the Lithonia Property Tax Calculator Work?

Use this Lithonia property tax calculator to estimate your annual tax bill. Enter your property's assessed value and our calculator applies Lithonia's median effective tax rate of 1.34% — based on actual property records in DeKalb County — to generate your estimate.

Enter your property's estimated assessed value — the figure the local appraisal district uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Lithonia's median effective rate across all local levies, providing a more accurate estimate than applying a single county millage rate.

Your bill may vary by ZIP code within Lithonia: rates range from $3,531.00 in 30058 to $3,566.00 in 30038, primarily due to differences in school district levies and local assessment districts. Lithonia's median property tax bill of $3,550 is higher than the national median property tax bill of $2,400, and the city's 1.34% median effective tax rate is above the national median property tax rate of 1.02%.

If your estimate is higher than expected, Ownwell can appeal your Lithonia assessment — you only pay if we save you money.

About Lithonia Property Taxes

About Property Taxes in Lithonia, DeKalb, Georgia

Lithonia’s median effective property tax rate of 1.34% is lower than the Georgia state median of 1.00% and higher than the national median of 1.02%. This rate reflects the DeKalb County base levy combined with local school district levies and Community Improvement Districts that vary by subdivision throughout the city.

Property tax rates are not uniform across Lithonia. Homeowners in the 30058 ZIP code carry a median effective rate of 1.37%, while those in 30038 pay 1.30%. This spread — 0.07 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across DeKalb County. Understanding which part of Lithonia you live in can make a meaningful difference to your annual tax bill.

Lithonia homeowners who believe their assessed value is too high can file a formal appeal with the local Assessor's Office before the July 18, 2026 deadline each year.

If your estimated bill above seems higher than expected, Ownwell can review your assessment and protest on your behalf. You only pay if we save you money.

Property Tax Rates Across Lithonia, Dekalb County, Georgia

As noted earlier, local government entities set tax rates, which can vary widely within a state.

Why? Because annually, each county estimates its required budget to provide services and divides that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate.

While there are votes and laws involved in setting tax rates and budgets, in a nutshell, this is the annual process.

Below, you can compare Lithonia's effective property tax rate to other cities in Georgia and the median property tax rates in Georgia and the U.S.

Property Tax Rates Across Lithonia, Dekalb County, Georgia

Source: Ownwell

0.42%

1.10%

1.79%

Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.

Median Effective Lithonia Tax Rate

1.34%

Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.

Median Effective Dekalb County Tax Rate

1.26%

Median Effective Georgia Tax Rate

1.00%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across Lithonia, Dekalb County, Georgia

Zip10th Percentile25th PercentileMedian Tax Rate75th Percentile90th Percentile
300380.38%1.15%1.30%1.93%2.12%
300580.39%1.17%1.37%1.98%2.16%

Source: Ownwell

Property Tax Assessment Values Across Lithonia, Dekalb County, Georgia

When examining property taxes in Lithonia, Georgia, understanding the distinction between "market value" and "assessed value" is crucial.

The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. The DeKalb County appraisal district estimates the market value for tax purposes.

The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill.

Assessment notices:

In DeKalb County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of May.

Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill. By providing insights into how assessed and market values are determined, this section helps property owners navigate their tax responsibilities and understand the valuation processes affecting their property taxes in Lithonia.

For example, the median home price in Lithonia is $247,400, with tax bills ranging significantly across the county. 30038 has the highest median home price at $254,200.

Property Tax Assessment Values Across Lithonia, Dekalb County, Georgia

Source: Ownwell

$225,050

$3,044,525

$5,864,000

Median Lithonia Market Value

$247,400

Median Dekalb County Market Value

$304,700

Median Georgia Market Value

$280,310

Median United States Market Value

$235,294

Property Tax Assessment Values Across Lithonia, Dekalb County, Georgia

Zip10th Percentile25th PercentileMedian Home Price75th Percentile90th Percentile
30038$146,800$212,000$254,200$320,200$404,200
30058$169,410$206,400$243,300$280,000$320,890

Source: Ownwell

Property Tax Bills Across Lithonia, Dekalb County, Georgia

Property tax bills in Lithonia are based on the assessed value of a home, not the market price alone, and the local tax rate applied in DeKalb County. When a home’s assessed value rises, the property tax bill can increase as well, which is why homeowners in Lithonia may see bills that differ from one neighborhood to another. With a median home price of $247,400, tax bills can vary widely, with the 25th percentile at $2,602 and the 75th percentile at $4,626. The highest median tax bill is $3,566 in ZIP code 30038, while the lowest median tax bill is $3,531 in ZIP code 30058.

How can Ownwell help? Ownwell reviews your property tax assessment for errors and helps homeowners appeal unfair assessments to lower their property tax bills. Because property taxes are often one of the largest recurring housing costs, even a successful reduction can create meaningful savings over time.

Property Tax Bills Across Lithonia, Dekalb County, Georgia

Source: Ownwell

$1,769

$29,523

$57,277

Median Lithonia Tax Bill

$3,550

Median Dekalb County Tax Bill

$3,993

Median Georgia Tax Bill

$2,476

Median United States Tax Bill

$2,400

Property Tax Bills Across Lithonia, Dekalb County, Georgia

Zip10th Percentile25th PercentileMedian Tax Bill75th Percentile90th Percentile
30038$975$2,486$3,566$4,782$5,611
30058$991$2,666$3,531$4,491$5,336

Source: Ownwell

Don't miss the deadline to appeal!

Frequently Asked Property Tax Questions in Lithonia, Georgia

How are property taxes calculated in Lithonia, Georgia?
Property taxes in Lithonia, Georgia are calculated by multiplying your property's assessed value by the applicable tax rate set by local taxing authorities. The assessed value is determined by the county assessor and may differ from your property's market value depending on local assessment ratios and exemptions.
How do I appeal my property taxes in Lithonia, Georgia?
To appeal your property taxes in Lithonia, Georgia, you typically need to file a formal protest or appeal with your local appraisal district or assessor's office by the stated deadline. You'll need evidence such as comparable sales, a recent independent appraisal, or documentation of property condition issues. Ownwell can handle this entire process for you.
What property tax exemptions are available in Lithonia, Georgia?
Common property tax exemptions in Lithonia, Georgia include homestead exemptions for primary residences, senior citizen exemptions, veteran exemptions, and disability exemptions. Exemption amounts and eligibility requirements vary by county. Contact your local appraisal district or check Ownwell for details specific to your property.
When are property taxes due in Lithonia, Georgia?
Property tax deadlines in Lithonia, Georgia vary by county but typically include an assessment notice period in spring or early summer, followed by an appeal deadline, and a tax payment due date in the fall or winter. Check with your county assessor's office for specific dates in your area.
How can Ownwell help reduce my property taxes in Lithonia, Georgia?
Ownwell provides professional property tax appeal services in Lithonia, Georgia. Our team analyzes your assessment, gathers evidence, files all paperwork, and represents you at hearings — all with no upfront cost. You only pay a percentage of your savings if we successfully lower your tax bill.