Williamson County, Texas Property Taxes
Median Williamson County effective property tax rate: 1.68%, significantly higher than the national median of 1.02%.
Median Williamson County home value: $409,799
Median annual Williamson County tax bill: $6,856, $4,456 higher than the national median property tax bill of $2,400.
How are property taxes in Williamson County calculated?
Property taxes in Williamson County 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 your county's property tax system, exemptions, and reduction opportunities can lead to significant savings. Whether you live in Georgetown or another part of Williamson County, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Williamson County, Texas Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.68%
Estimate Property Tax Bill
$6,885
$6,389
$1,102
Average Tax Savings
Ownwell’s Williamson County Property Tax Bill Calculator empowers homeowners, real estate investors, and potential buyers to estimate their annual property taxes in Williamson County with just two data points.
By entering your property's estimated assessed value, our calculator applies Williamson County’s median effective tax rate to accurately estimate your property tax bill. Note that your property's assessed value — determined by your county — reflects any exemptions you may have, ensuring a more precise calculation for your property tax obligations.
This insightful tool helps you understand potential tax liabilities and highlights how Ownwell can assist in reducing property taxes in Williamson County.
For those interested in more localized information, please scroll down to explore city-level trends!
Property Tax Rates Across Williamson County, Texas
Local government entities determine tax rates, which can differ significantly across Texas. This variation arises because each county annually estimates its budget needs for providing essential services and divides this by the total value of taxable property within the county. This calculation determines the property tax rate. While the process involves voting and legislation, this is the essential annual procedure.
Compare Williamson County's effective property tax rate to other counties in Texas or the U.S. median property tax rate. Williamson County's median property tax rate is 1.68%, which is notably higher than the national median of 1.02%. The highest median tax rate in the county is found in Pflugerville at 2.16%, while the lowest is in Thorndale at 0.50%. These figures highlight the disparity in property tax rates within the county and emphasize the importance of understanding local tax obligations. As property tax rates directly impact homeowners' annual expenses, being informed about these rates can lead to significant savings through appeals and exemptions.
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 Williamson County Tax Rate
1.68%
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 Texas Tax Rate
1.67%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Williamson County, Texas
City | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
Andice | N/A | N/A | N/A | N/A | N/A |
Austin | 1.32% | 1.52% | 1.67% | 1.87% | 2.01% |
Bartlett | N/A | N/A | N/A | N/A | N/A |
Bertram | N/A | N/A | N/A | N/A | N/A |
Branson | N/A | N/A | N/A | N/A | N/A |
Burnet | N/A | N/A | N/A | N/A | N/A |
Cedar Park | 1.44% | 1.61% | 1.70% | 1.85% | 1.97% |
Coupland | 0.22% | 0.81% | 1.40% | 1.68% | 1.91% |
Elgin | 0.48% | 1.04% | 1.48% | 1.68% | 1.71% |
Florence | 0.43% | 0.87% | 1.40% | 1.60% | 2.19% |
Georgetown | 1.23% | 1.37% | 1.53% | 1.82% | 2.13% |
Granger | 0.44% | 1.06% | 1.61% | 2.05% | 2.46% |
Hutto | 1.45% | 1.69% | 1.78% | 2.16% | 2.16% |
Jarrell | 1.53% | 1.77% | 1.94% | 2.15% | 2.37% |
Killeen | N/A | N/A | N/A | N/A | N/A |
Leander | 1.50% | 1.68% | 1.81% | 2.02% | 2.19% |
Lexington | N/A | N/A | N/A | N/A | N/A |
Liberty Hill | 1.08% | 1.43% | 1.72% | 2.04% | 2.24% |
Manor | N/A | N/A | N/A | N/A | N/A |
Pflugerville | 1.47% | 2.05% | 2.16% | 2.45% | 2.51% |
Round Rock | 1.32% | 1.48% | 1.61% | 1.77% | 1.90% |
Schwertner | N/A | N/A | N/A | N/A | N/A |
Taylor | 0.79% | 1.32% | 1.67% | 2.11% | 2.11% |
Thorndale | 0.14% | 0.37% | 0.50% | 0.58% | 1.54% |
Thrall | 0.41% | 0.91% | 1.51% | 1.73% | 2.14% |
Weir | 0.52% | 1.14% | 1.71% | 1.71% | 1.71% |
Source: Ownwell
$1,102
Average Williamson County Tax Savings
Save on your property taxes & more with Ownwell
Property Tax Assessment Values Across Williamson County, Texas
Property Tax Assessment Values Across Williamson County, Texas
Source: Ownwell

$53,849
$363,746
$673,643
Median Williamson County Market Value
$409,799
Median Texas Market Value
$247,950
Median United States Market Value
$235,294
Property Tax Assessment Values Across Williamson County, Texas
City | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
Andice | N/A | N/A | N/A | N/A | N/A |
Austin | $369,953 | $414,819 | $482,870 | $589,974 | $745,160 |
Bartlett | N/A | N/A | N/A | N/A | N/A |
Bertram | N/A | N/A | N/A | N/A | N/A |
Branson | N/A | N/A | N/A | N/A | N/A |
Burnet | N/A | N/A | N/A | N/A | N/A |
Cedar Park | $334,088 | $374,858 | $454,400 | $590,063 | $760,114 |
Coupland | $82,328 | $160,128 | $283,451 | $498,098 | $849,750 |
Elgin | $96,022 | $158,612 | $317,608 | $528,849 | $816,654 |
Florence | $66,414 | $142,384 | $269,721 | $520,319 | $829,938 |
Georgetown | $302,270 | $346,728 | $418,544 | $563,260 | $773,461 |
Granger | $62,349 | $111,889 | $206,354 | $338,457 | $624,433 |
Hutto | $280,542 | $307,012 | $340,404 | $390,664 | $461,867 |
Jarrell | $236,663 | $255,904 | $278,430 | $313,111 | $368,269 |
Killeen | N/A | N/A | N/A | N/A | N/A |
Leander | $315,836 | $345,516 | $401,595 | $519,488 | $685,040 |
Lexington | N/A | N/A | N/A | N/A | N/A |
Liberty Hill | $252,253 | $350,072 | $459,095 | $669,792 | $892,064 |
Manor | N/A | N/A | N/A | N/A | N/A |
Pflugerville | $307,859 | $316,008 | $360,158 | $389,300 | $485,047 |
Round Rock | $302,204 | $345,680 | $421,134 | $531,006 | $673,297 |
Schwertner | N/A | N/A | N/A | N/A | N/A |
Taylor | $126,391 | $202,046 | $281,844 | $345,411 | $479,534 |
Thorndale | $64,209 | $147,908 | $326,302 | $676,292 | $1,582,407 |
Thrall | $70,084 | $135,114 | $252,957 | $365,084 | $690,979 |
Weir | $32,219 | $36,598 | $53,849 | $94,192 | $253,029 |
Source: Ownwell
$1,102
Average Williamson County Tax Savings
Save on your property taxes & more with Ownwell
Property Tax Bills Across Williamson County, Texas
Median Williamson County Tax Bill
$6,856
Median Texas Tax Bill
$3,971
Median United States Tax Bill
$2,400
Property Tax Bills Across Williamson County, Texas
City | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
Andice | N/A | N/A | N/A | N/A | N/A |
Austin | $5,345 | $6,488 | $8,072 | $10,016 | $12,743 |
Bartlett | N/A | N/A | N/A | N/A | N/A |
Bertram | N/A | N/A | N/A | N/A | N/A |
Branson | N/A | N/A | N/A | N/A | N/A |
Burnet | N/A | N/A | N/A | N/A | N/A |
Cedar Park | $4,841 | $6,101 | $7,677 | $9,941 | $12,524 |
Coupland | $379 | $1,399 | $2,942 | $5,030 | $8,351 |
Elgin | $724 | $1,544 | $3,001 | $5,573 | $8,874 |
Florence | $301 | $1,133 | $2,918 | $5,285 | $8,620 |
Georgetown | $3,629 | $5,023 | $6,674 | $9,336 | $12,142 |
Granger | $431 | $1,246 | $2,709 | $4,643 | $6,823 |
Hutto | $4,137 | $5,279 | $6,226 | $7,353 | $8,840 |
Jarrell | $3,367 | $4,720 | $5,625 | $6,401 | $7,281 |
Killeen | N/A | N/A | N/A | N/A | N/A |
Leander | $4,766 | $5,954 | $7,426 | $9,581 | $12,212 |
Lexington | N/A | N/A | N/A | N/A | N/A |
Liberty Hill | $1,465 | $5,782 | $8,124 | $10,274 | $13,420 |
Manor | N/A | N/A | N/A | N/A | N/A |
Pflugerville | $5,340 | $6,474 | $7,928 | $9,191 | $10,609 |
Round Rock | $4,252 | $5,284 | $6,729 | $8,715 | $10,863 |
Schwertner | N/A | N/A | N/A | N/A | N/A |
Taylor | $961 | $2,501 | $4,148 | $5,673 | $7,100 |
Thorndale | $306 | $667 | $1,237 | $2,338 | $3,906 |
Thrall | $465 | $1,211 | $2,761 | $4,775 | $6,422 |
Weir | $133 | $375 | $605 | $1,113 | $2,968 |
Source: Ownwell
$1,102
Average Williamson County Tax Savings
Save on your property taxes & more with Ownwell
Want to lower your Williamson County property taxes?
Property Tax Protests in Texas
Homeowners in Williamson County can appeal their property tax assessments through a structured protest process. The first step involves filing a protest with the Williamson County Appraisal District. Homeowners must provide evidence that their property's assessed value is incorrect, which could include recent sales data of comparable properties, an independent appraisal, or evidence of property damage that affects value. Once the protest is filed, the homeowner will attend a hearing with the Appraisal Review Board (ARB), an independent panel that listens to appeals. During this hearing, homeowners present their evidence and make a case for a lower assessed value. The ARB then reviews the evidence and makes a determination. Potential outcomes include a reduction in the assessed value, which can lead to a lower property tax bill, or the board may decide to uphold the original assessment.
Ownwell can assist homeowners throughout this process by providing expert guidance and support. Our team of professionals can help gather and analyze the necessary evidence to build a strong case for a reduced assessment. We represent homeowners during the ARB hearing, presenting the evidence on their behalf to maximize the chances of a successful appeal. With Ownwell's expertise, homeowners can navigate the complexities of the protest process more effectively and increase the likelihood of achieving a favorable outcome. By leveraging our resources and knowledge, homeowners can ensure that their property tax assessments are fair and accurate, potentially resulting in significant savings on their property tax bills.
Exemptions in Texas
In Williamson County, Texas, homeowners can benefit from several property tax exemption programs, with a focus on exemptions for primary residences. The most common is the Homestead Exemption, which reduces the taxable value of a primary residence, providing significant savings. To qualify, homeowners must occupy the property as their primary residence on January 1st of the tax year and cannot claim another homestead exemption on a different property.
Additionally, homeowners aged 65 or older, as well as those with disabilities, may qualify for further exemptions. The Over-65 Exemption and the Disability Exemption offer additional reductions in taxable value, easing the tax burden for these groups. Veterans with a service-related disability can apply for the Disabled Veteran Exemption, which offers varying levels of tax relief based on the degree of disability.
Applications for these exemptions are typically submitted to the Williamson County Appraisal District. Homeowners must provide documentation proving eligibility, such as age, disability status, or veteran status.
Ownwell assists homeowners in navigating the exemption application process, ensuring all necessary paperwork is complete and submitted on time. By leveraging Ownwell's expertise, homeowners can maximize their savings and ensure they are taking full advantage of available property tax exemptions.
Available Exemptions
Senior
Disabled
Home Stead
Veteran
Solar/Wind
Non-Profit
Don't miss the deadline to protest!
Dates | |
---|---|
Appeal Deadline | May 15 |
Tax Bill | |
Issued | October 1 |
Due Date #1 | January 31 |
Links | |
---|---|
Williamson Appraisal District | |
Phone | (512) 930-3787 |
Website | search.wcad.org |
Save money on your property taxes with Ownwell

Enter your address.
With just your address Ownwell will analyze your property expenses to find you savings using real time market data, local expertise and AI.

Answer some questions.
The more we know about your property, the more we can save you. There's no up-front costs, it's risk-free to sign up. Only pay if you save!

Unlock your savings.
We gather evidence, file all documentation, and attend hearings on your behalf year after year, so you never overpay again.