Short answer: Travis County property appraisals are primarily influenced by recent market sales of comparable homes, your property's specific characteristics like size, age, and features, and broader economic trends. Legal protections, such as the homestead exemption and the 10% appraisal cap for homesteads, also significantly affect your taxable value, often creating a gap between your home's market value and its assessed value for tax purposes.
- Market sales are TCAD's primary valuation method.
- Property features greatly impact your home's value.
- Homestead exemptions reduce your taxable assessment.
- The 10% cap limits annual homestead appraisal increases.
- Equal and uniform appraisal is a powerful protest right.

How Does the Travis Central Appraisal District (TCAD) Value Your Home?
The Travis Central Appraisal District (TCAD) is tasked with valuing all properties in Travis County each year. Their goal is to estimate your home’s market value – what it would likely sell for on January 1st of the tax year. This estimate forms the basis for your property taxes. However, understanding the factors they consider can help you determine if their valuation is fair, or if your property might be over-assessed.
The Core Factor: Recent Market Sales of Comparable Homes
By far, the most significant factor TCAD uses to appraise your home is the recent sales data of similar properties in your neighborhood. This is known as the ‘sales comparison approach.’ TCAD analysts review homes that have recently sold and attempt to compare them to yours, making adjustments for differences. However, the challenge for homeowners often lies in whether TCAD is selecting the truly most comparable sales, or if they’re making appropriate adjustments for variations in features, condition, or location. Sometimes, they might miss sales that would indicate a lower market value for your property.
Your Property's Unique Characteristics and Features
While market sales provide the baseline, your home’s specific attributes play a crucial role in its individual valuation. TCAD considers a range of characteristics, including:
- Physical Size: Square footage of living space, lot size.
- Age and Condition: The year your home was built, its overall condition, and any recent major renovations or deferred maintenance.
- Construction Quality: Materials used (e.g., brick, siding), foundation type.
- Number of Rooms: Specifically bedrooms and bathrooms.
- Amenities: Features like a swimming pool, detached garage, covered patio, upgraded kitchens or bathrooms.
- Location within the Neighborhood: Factors like being on a busy street, adjacent to a greenbelt, or having desirable views can influence value.
Any discrepancies in these factors between your home and the comparable sales TCAD uses can lead to an inaccurate appraisal.
Broader Economic Conditions and Local Development Trends
Beyond individual property features, larger economic forces and local development trends in Travis County can influence overall property values. These include:
- Interest Rates: Higher interest rates can reduce buyer purchasing power, potentially slowing market appreciation.
- Job Growth and Population Shifts: A strong local economy and increasing population typically drive up demand for housing.
- New Developments and Infrastructure: New schools, parks, or transportation improvements can make an area more desirable and increase property values.
- Supply and Demand: The number of homes for sale versus the number of buyers can significantly impact pricing.
While homeowners have little control over these factors, they contribute to the general market conditions that TCAD observes.
Legal Protections That Limit Your Taxable Value
Even if your home’s market value increases, certain Texas laws can protect you from the full impact of that increase on your property taxes. These protections often create the ‘gap’ where your assessed value for tax purposes is lower than the full market value.
- Homestead Exemption: If your home is your primary residence, a homestead exemption reduces the taxable portion of your home’s value, lowering your tax bill.
- 10% Appraisal Cap: For properties with an approved homestead exemption, Texas law limits how much your appraised value can increase each year to a maximum of 10% (plus the value of any new improvements). This cap applies to the assessed value, not necessarily the market value.
- Equal and Uniform Appraisal (Texas Tax Code 41.43(b)(3)): This is a powerful right. It means your property should not be assessed at a higher value than comparable properties in your area, taking into account equity and uniformity. If similar homes are assessed for less than yours, you have a strong case for protest.
If you suspect your home’s assessed value is higher than comparable properties, that’s your ‘equal and uniform’ gap. Our free tool at Tax Gaps TX can help you quickly check your estimated over-assessment for Travis County by analyzing public appraisal data and identifying lower-assessed comparable homes near you. Visit app.taxgapstx.com/check to get started.
What to Do If You Disagree with Your TCAD Appraisal
Understanding these factors is the first step. If you believe your Travis County property appraisal is too high based on market conditions, your home’s features, or the ‘equal and uniform’ principle, you have the right to protest. The standard deadline to file a protest is May 15th or 30 days after your Notice of Appraised Value is mailed, whichever is later. Always confirm the exact date for your property with TCAD. Gathering evidence, such as sales of truly comparable homes assessed at a lower value, is key to a successful protest.
Key Texas Property Tax Exemptions for Homeowners
| Exemption Type | Who Qualifies | Benefit | Important Note |
|---|---|---|---|
| General Homestead Exemption | Your primary residence (owner-occupied) | Reduces your home's taxable value (e.g., by $100,000 for school taxes and 20% for other taxes in 2026). | Must apply by April 30th after purchasing or establishing residency. Check current amounts with TCAD. |
| Over-65 or Disabled Homestead Exemption | Owners aged 65+ or certified as disabled, who also qualify for a general homestead. | Provides additional tax ceiling and reduction in taxable value (varies by taxing unit). | Apply once you turn 65 or receive disability status. Can be combined with general homestead. |
| Disabled Veterans Exemption | Veterans with a service-connected disability (percentage matters). | Varies from $5,000 to 100% exemption on your home, depending on disability rating. | Must apply with your local appraisal district. 100% disabled veterans may be fully exempt. |
Check your home in minutes
Tax Gaps TX has a free home check at app.taxgapstx.com/check — enter your address and, in about a minute, see your estimated over-assessment gap for Travis (TCAD) or Dallas (DCAD) county, based on public appraisal data and comparable homes assessed for less than yours. A specialist can then walk you through the evidence and whether it's worth protesting.
Frequently asked questions
How often does TCAD appraise my property?
TCAD appraises all properties in Travis County annually. You will receive a Notice of Appraised Value each spring, usually around April.
Can I see the comparable sales TCAD used for my home?
Yes, your Notice of Appraised Value should include information on how to access the property characteristics and comparable sales data TCAD used. You can also typically find this on the TCAD website by searching for your property.
What is the 10% appraisal cap?
The 10% appraisal cap limits how much your assessed value can increase each year if you have an approved homestead exemption. Even if your home's market value goes up by more than 10%, your assessed value for tax purposes cannot exceed a 10% increase over the previous year's assessed value, plus the value of any new improvements.
When is the deadline to protest my Travis County appraisal?
The general deadline to protest your Travis County property appraisal is May 15th, or 30 days after TCAD mails your Notice of Appraised Value, whichever date is later. It's crucial to verify your specific deadline directly with TCAD.
What is 'equal and uniform' appraisal?
The 'equal and uniform' principle (Texas Tax Code 41.43(b)(3)) states that your property should not be appraised at a higher value than the average appraisal of similar properties in your neighborhood. This is a common and effective basis for protest if you can identify comparable homes assessed at a lower value than yours.
Tax Gaps TX provides general information, not legal, tax, or financial advice. Deadlines and exemption amounts change; confirm current figures with your county appraisal district or the Texas Comptroller.




