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Southlake, Denton County, Texas Property Taxes

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Property Taxes in Southlake, Texas

  • Median Southlake, Texas effective property tax rate: 1.18%, significantly higher than the national median of 1.02%, and lower than the Texas state median of 1.48%.

  • Median Southlake, Texas home value: $1,419,129

  • Median annual Southlake, Texas tax bill: $15,748, $13,348 higher than the national median property tax bill of $2,400.

How are property taxes in Denton calculated?

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

Last Updated April 13, 2026

Southlake, Denton County, Texas Property Tax Bill Calculator

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

1.18%

Estimate Property Tax Bill

$16,746

$15,540

SAVE WITH OWNWELL

$774

Average Annual Tax Savings

How Does the Southlake Property Tax Calculator Work?

Use this Southlake property tax calculator to estimate your annual tax bill. Enter your property's assessed value and our calculator applies Southlake's median effective tax rate of 1.18% — based on actual property records in Denton 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 Southlake'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 Southlake: rates range from 1.18% in 76092 to 1.18% in 76092, primarily due to differences in school district levies and local assessment districts.

How does Southlake compare with Texas? Southlake's median property tax bill is $15,748, which is higher than the Texas median tax bill by $13,348 and above the national median property tax bill of $2,400. If your estimate is higher than expected, Ownwell can appeal your Southlake assessment — you only pay if we save you money.

About Southlake Property Taxes

About Property Taxes in Southlake, Denton, Texas

Southlake’s median effective property tax rate of 1.18% is lower than the Texas state median of 1.48% and higher than the national median of 1.02%. This rate reflects the Denton County base levy combined with local school district levies and Municipal Utility Districts that vary by subdivision throughout the city.

Property tax rates are not uniform across Southlake. Homeowners in the 76092 ZIP code carry a median effective rate of 1.18%, while those in the same ZIP also pay 1.18%. This reflects how school district boundaries and local assessment districts are drawn across Denton County. Understanding which part of Southlake you live in can make a meaningful difference to your annual tax bill.

Southlake homeowners who believe their assessed value is too high can file a formal appeal with the local Appraisal District before the May 15, 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 Southlake, Denton County, Texas

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 Southlake's effective property tax rate to other cities in Texas and the median property tax rates in Texas and the U.S.

Property Tax Rates Across Southlake, Denton County, Texas

Source: Ownwell

0.19%

1.21%

2.22%

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 Southlake Tax Rate

1.18%

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 Denton County Tax Rate

1.73%

Median Effective Texas Tax Rate

1.48%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across Southlake, Denton County, Texas

Zip10th Percentile25th PercentileMedian Tax Rate75th Percentile90th Percentile
760920.91%1.01%1.18%1.31%1.31%

Source: Ownwell

Property Tax Assessment Values Across Southlake, Denton County, Texas

When examining property taxes in Southlake, Texas, 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 Denton 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 Denton County, assessment notices are sent in April each year. They'll typically reach your mailbox by the middle of April.

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 Southlake.

For example, the median home price in Southlake is $1,419,129, with tax bills ranging significantly across the county. 76092 has the highest median home price at $1,419,129.

Property Tax Assessment Values Across Southlake, Denton County, Texas

Source: Ownwell

$71,670

$745,400

$1,419,129

Median Southlake Market Value

$1,419,129

Median Denton County Market Value

$437,000

Median Texas Market Value

$258,851

Median United States Market Value

$235,294

Property Tax Assessment Values Across Southlake, Denton County, Texas

Zip10th Percentile25th PercentileMedian Home Price75th Percentile90th Percentile
76092$283,553$957,151$1,419,129$1,757,800$2,544,438

Source: Ownwell

Property Tax Bills Across Southlake, Denton County, Texas

Southlake property tax bills are based on the assessed value of a home and the local tax rates set by taxing authorities in Denton County. When a home’s market value rises, the tax bill can rise too, even if the homeowner’s income does not change. For Southlake homeowners, the median home price is $1,419,129, and property tax bills can vary widely, with the 25th percentile at $10,314, the 75th percentile at $22,167, and the 90th percentile at $31,514.

What determines the bill? The assessed value, exemptions, and the combined tax rates from local jurisdictions all play a role. That means two similar homes can still have different tax bills if their assessments or exemptions differ.

How does this affect homeowners? Higher assessed values can lead to higher annual costs and more pressure on household budgets.

Ownwell helps homeowners lower property tax bills by reviewing assessments, identifying savings opportunities, and filing appeals and exemptions when eligible.

Property Tax Bills Across Southlake, Denton County, Texas

Source: Ownwell

$207

$7,978

$15,748

Median Southlake Tax Bill

$15,748

Median Denton County Tax Bill

$7,745

Median Texas Tax Bill

$3,441

Median United States Tax Bill

$2,400

Property Tax Bills Across Southlake, Denton County, Texas

Zip10th Percentile25th PercentileMedian Tax Bill75th Percentile90th Percentile
76092$3,086$10,314$15,748$22,167$31,514

Source: Ownwell

Don't miss the deadline to protest!

Frequently Asked Property Tax Questions in Southlake, Texas

How are property taxes calculated in Southlake, Texas?
Property taxes in Southlake, Texas 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 Southlake, Texas?
To appeal your property taxes in Southlake, Texas, 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 Southlake, Texas?
Common property tax exemptions in Southlake, Texas 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 Southlake, Texas?
Property tax deadlines in Southlake, Texas 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 Southlake, Texas?
Ownwell provides professional property tax appeal services in Southlake, Texas. 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.