Are your Monticello property taxes creeping up and hard to make sense of? You are not alone. Many Fort Worth homeowners wonder how values are set, what exemptions they qualify for, and when to act if something looks off. In this simple guide, you will learn how Tarrant County calculates your bill, how to review and protest your value, key exemptions, and how to avoid penalties. Let’s dive in.
In Texas, two separate groups shape your bill. The Tarrant Appraisal District (TAD) estimates your home’s value as of January 1 each year. Then each taxing unit that applies to your property sets a tax rate. These may include the City of Fort Worth, Tarrant County, your school district, and any special districts.
For a clear overview of the state’s framework, review the Texas Comptroller’s guidance on how Texas property tax works.
Your annual tax bill is based on a straightforward calculation:
Both value and rate matter. If your appraised value rises or a taxing unit adopts a higher rate, the bill increases. Exemptions reduce your taxable value and can lower what you owe.
TAD bases appraised values on the market as of January 1 and typically mails the Notice of Appraised Value in the spring. If you disagree with your value, you can file a protest with the Appraisal Review Board.
Texas law sets a general deadline of May 15 or 30 days after TAD mails your notice, whichever is later. For details on your rights and the appeal process, see the Comptroller’s page on property tax protests and appeals. Always confirm the exact dates on TAD’s site each year.
Start by verifying the basics. Use the Tarrant Appraisal District’s property search to review your appraised value, property characteristics, and any exemptions already on file. Make sure square footage, lot size, and improvements are correct.
If you believe the value is too high, gather focused evidence before filing:
TAD often encourages informal reviews and many protests are settled before a formal hearing. If you do not reach agreement, you can present your evidence to the Appraisal Review Board.
Several Texas exemptions can reduce your taxable value. Availability and amounts depend on state law and local taxing units.
For statewide definitions and guidance, see the Comptroller’s overview of property tax exemptions.
Exemptions are not automatic. File with TAD and include any required documentation. Start here: Tarrant Appraisal District’s page for exemptions and forms. Applying early helps you capture savings for the current year and beyond.
If you qualify as over‑65 or disabled, you may receive additional exemptions and certain protections that can limit school district taxes. Rules vary by taxing unit, so confirm specifics with TAD and your taxing entities.
Your combined tax rate is the sum of rates from all taxing units that apply to your property: city, county, school district, hospital district if applicable, and special districts. School district taxes are typically the largest line item. You can find adopted city finance information through the City of Fort Worth’s Finance Department and confirm your property’s taxing units through TAD or the Tarrant County Tax Office.
Taxing units adopt rates in late summer or early fall. Property tax bills are generally mailed in the fall. In many Texas counties, including Tarrant County, the deadline to pay without penalty is January 31 of the year after the levy. For current billing schedules and to pay online, visit the Tarrant County Tax Office’s page for property taxes.
If you miss the deadline, penalties and interest accrue. Continued nonpayment can lead to tax liens and, in severe cases, foreclosure. Review the county’s collection procedures on the Tarrant County Tax Office’s property tax page and contact the office early if you anticipate a problem.
Here is a hypothetical example to show how the numbers work. Your actual bill will vary based on your specific value, exemptions, and rates.
Taxable value = $300,000 − $25,000 = $275,000
Estimated annual tax = $275,000 × 0.025 = $6,875
If the appraised value rises 10 percent with no other changes, the estimated bill would increase proportionally. That would make the taxable value $302,500 and the estimated tax about $7,562.50. Again, confirm your actual numbers with TAD and the county tax office.
Property taxes can feel complex, but a clear process and the right information make them manageable. If you are preparing to buy or sell in Monticello, your tax posture and recent comparable sales matter for pricing, negotiations, and timing. For neighborhood-level insight and a smooth plan, connect with John Zimmerman and the JZ Fort Worth team.
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What makes John Zimmerman the No. 1 agent in Fort Worth for the past half-decade? A relentless pursuit of excellence and dedication to providing the very best results for his clients across every price point. Innovation and hard work are not just taglines, but an obsessive pursuit that inspires fierce client loyalty. As the founding agent for Compass Real Estate’s Fort Worth office, Zimmerman is combining nearly 30 years of residential real estate experience with Compass's best-in-class data and technology to optimize the client experience.