Every spring in Dallas-Fort Worth, thousands of homeowners open their appraisal notice and immediately ask the same question:
“How in the world did they come up with THAT number?”
And honestly, sometimes it’s a fair question.
Property taxes in Texas are a major part of the true cost of owning a home. Between rapidly rising home values, school district funding, city taxes, county taxes, and special districts, many North Texas homeowners are seeing tax bills climb year after year.
The good news is you can do something about it. You have the legal right to challenge your property tax valuation.
And contrary to what your overflowing mailbox might suggest this time of year, you do not necessarily need to hire a company to do it for you. 
Let’s walk through how the process actually works in Texas and what homeowners in Dallas, Tarrant, Collin, Parker, and Denton counties should know before filing a protest.

Step 1: Review Your Notice of Appraised Value

Every spring, your county appraisal district sends a Notice of Appraised Value.
This notice estimates what your property was worth as of January 1 for tax purposes.
Your notice includes:
  • your appraised value
  • taxable value
  • exemptions
  • prior-year comparison
  • protest instructions
  • filing deadlines
For most Texas homeowners, the protest deadline is:

May 15 or 30 days after your notice was mailed, whichever is later. If May 15 falls on the weekend, the deadline is the following business day.

Step 2: Determine Whether Your Valuation Seems Too High

Just because your value increased does not automatically mean it’s incorrect.
But you should absolutely review it carefully.
Some common reasons homeowners protest include:
  • neighboring comparable homes valued lower
  • market values that do not support the appraisal
  • incorrect square footage
  • wrong bedroom or bathroom count
  • inaccurate upgrades
  • poor property condition
  • deferred maintenance
  • foundation issues
  • roof damage
One important point:

Property tax value and resale value are not always identical.

They are related, but they are different valuation processes. 

Step 3: Gather Good Evidence

This is where many homeowners either help themselves or completely tank their case.
Strong evidence matters.
Weak evidence gets ignored quickly.

Good evidence may include:

  • recent comparable sales
  • professional market analysis
  • repair estimates
  • photos of needed repairs
  • engineer reports
  • insurance claims
  • neighborhood comparisons
  • evidence of unequal appraisal

Bad evidence includes:

  • emotional arguments
  • “my taxes are too high”
  • Zillow Zestimates
  • unsupported guesses
In fact, large national automated estimates like Zillow are generally not considered reliable evidence by appraisal districts. 
The Texas Constitution also protects homeowners from unequal taxation. If similar homes are appraised significantly lower than yours, that may support a protest argument. 

Step 4: File Your Protest Before the Deadline

This part is simpler than most people think.
Most appraisal districts now allow online filing.
You can also usually:
  • mail a protest form
  • hand-deliver paperwork
  • submit through online portals

Local DFW Appraisal District Resources

Dallas County

Dallas Central Appraisal District offers online protest filing and protest process guidance. 

Tarrant County

TAD allows online filing, document uploads, and online value negotiation. 

Collin County

CCAD provides eFile protest options and hearing scheduling tools. 

Denton County

Denton CAD also allows online filing and protest scheduling through its property owner portal.

Parker County County

PCAD provides online protest filing, property searches, exemption applications, and Appraisal Review Board hearing information for Parker County homeowners. 
The key thing is this:

File before the deadline even if you are still gathering evidence.

You can often provide supporting documentation later in the process. 

Step 5: Decide Whether to Represent Yourself or Hire a Company

This is probably the biggest question homeowners ask.
And the honest answer is:

Either approach can work.

There are legitimate property tax protest companies that handle the process for homeowners. Typically, they charge a percentage of the taxes they save you.
For many people, that convenience is worth the fee.
But you can absolutely represent yourself.
In fact, many homeowners successfully protest their own taxes every year. 

Step 6: Prepare for the Hearing

Many protests are resolved informally before a formal hearing ever happens.
But if your case proceeds, you’ll present your evidence to the Appraisal Review Board (ARB).
The best hearings are:
  • organized
  • factual
  • respectful
  • data-driven
The worst hearings usually involve:
  • anger
  • unsupported opinions
  • confusing taxes with value
  • weak comparable properties
Remember:

The appraisal district does not set your tax rate.

They determine property value. Taxing entities like cities, counties, school districts, and special districts determine the rates applied to that value. 

Common Property Tax Protest Mistakes

Here are a few mistakes Dallas-Fort Worth homeowners make repeatedly:

Waiting Too Long

Every year, people miss the deadline because they assume they have more time. Do not wait.

Using Bad Comparable Properties

Your evidence should compare homes truly similar to yours. Not random houses from nearby ZIP codes.

Confusing Market Value With Tax Frustration

The hearing is about valuation data. Your emotions over taxes feeling too high in general is a non-factor.=

Relying Entirely on Automated Estimates

Again: Zillow is not your appraiser.

What About Homestead Exemptions?

Before you finish your protest process, also confirm your exemptions are correct.
Texas homeowners may qualify for:
  • Homestead exemptions
  • Over-65 exemptions
  • Disabled veteran exemptions
  • Agricultural exemptions
These can significantly reduce taxable value and lower your annual tax burden.
Many homeowners accidentally miss exemptions they qualify for.

Bottom Line for Dallas-Fort Worth Homeowners

Property taxes are one of the biggest ongoing costs of owning a home in Texas.
And while nobody enjoys dealing with appraisal districts and paperwork, protesting your valuation can absolutely be worthwhile if your home was overvalued.
The key is:
  • act before the deadline
  • gather strong evidence
  • stay factual
  • understand the process
And if you want professional real estate insight about your home’s market value, the Todd Tramonte Home Selling Team is happy to help guide you in the right direction.

Frequently Asked Questions About Property Tax Protests in Texas

Can I protest my property taxes myself in Texas?

Yes. Texas homeowners can represent themselves during the property tax protest process.

What is the Texas property tax protest deadline?

Generally May 15 (or the following business day if it’s a weekend) or 30 days after your appraisal notice was mailed, whichever is later.  

Does protesting property taxes cost money?

Filing a protest itself is generally free unless you hire a third-party company to represent you.

Should I use Zillow as evidence?

No. Automated valuation estimates are usually not strong evidence for a protest case.

Can protesting my taxes lower my home’s resale value?

No. A property tax protest does not directly determine resale market value.

Need Help Buying or Selling a Home in Dallas-Fort Worth?

Property taxes are just one part of making smart real estate decisions in North Texas.
Whether you’re buying your next home, selling your current home, or trying to better understand affordability in DFW, the Todd Tramonte Home Selling Team is here to help.
Visit DallasHomeRealty.com or call 214-216-2161 to connect with the team today.