Harris Property Tax: HCAD Rates, Exemptions & Appeals (2026)

For most Harris County homeowners, the 2026 protest deadline was May 15, 2026, or 30 days after the date HCAD mailed your Notice of Appraised Value, whichever is later. File online through HCAD’s owner portal at https://owners.hcad.org/ or use Form 50-132, Property Owner’s Notice of Protest, mailed to HCAD Information & Assistance Division, P.O. Box 922004, Houston, TX 77292-2004, or delivered to 13013 Northwest Freeway, Houston, TX 77040 during business hours.

HCAD says 2026 notices were mailed to many owners on May 1, 2026; a May 1 notice gives a 30th day of May 31, which fell on a Sunday, so those accounts generally had a June 1, 2026 deadline. Always use the deadline printed on your notice or in your HCAD account.

How assessments work in Harris

Harris property values are set by the Harris Central Appraisal District (HCAD), not by the Tax Office and not by the taxing units that later set rates. For 2026, HCAD’s chief appraiser said the district must appraise property at 100% of market value as of January 1, 2026. HCAD also says it uses mass appraisal techniques because it has more than 1.9 million parcels to value.

HCAD’s local cycle matters for timing. Its 2026 tax calendar describes four phases: appraisal from January 1 to May 15, equalization from May 15 to July 25, assessment/rate-setting from July 25 to October 1, and collections from October 1 through January 31 of the next year. As of July 30, 2026, Harris is in the assessment/rate-setting part of the cycle; 2026 tax rates are set in the fall and bills are usually mailed in October.

The 2026 residential market was not uniformly up. HCAD’s May 1, 2026 reappraisal release said about 50% of homes increased, 37% decreased, and 13% had no change in value. That is important: a flat or declining neighborhood does not automatically mean your own account is wrong, but it makes neighborhood-specific evidence worth checking.

Also distinguish market value from appraised value. HCAD’s iFile/iSettle guide explains that market value is what HCAD thinks the home was worth on January 1; appraised value can be lower if a homestead cap applies. If your market value is reduced but still remains above your capped appraised value, your tax bill may not drop this year.

Whether you should appeal

Appeal if you can support one of these Harris-specific arguments:

• Market value is too high. Best evidence: recent sales of similar homes in your subdivision or market area, a closing statement if you bought near January 1, an independent appraisal, or repair estimates/photos for condition problems HCAD missed.
• Unequal appraisal. This is often useful in Harris because subdivisions can have many similar accounts. Compare your value per square foot to similar homes with the same neighborhood, age, size, quality, and condition.
• Wrong property data. Check HCAD’s account page for square footage, extra baths, pool, garage, remodel grade, CDU/condition, and land size.
• Exemption was denied or missing. Do not use a value protest to fix everything; if homestead, over-65, disability, or disabled-veteran status is wrong, file the correct exemption paperwork too.

I did not find an official HCAD-published “success rate” or median residential reduction for 2026. HCAD does publish volume: as of a June 2025 board meeting, it reported 428,871 protests for tax year 2025, with the vast majority filed electronically. Use that as a clue that protesting is common in Harris, not as proof your protest will win.

A quick savings example using actual Harris rates: the 2025 adopted Harris County rate was 0.380960 per $100 of taxable value. A $25,000 taxable-value reduction saves about $95.24 on the Harris County line alone. For a typical City of Houston/Houston ISD/HCC account also paying Harris County, Flood Control, Port, Hospital District, HCDE, Houston ISD, HCC, and City of Houston 2025 rates, the combined sample rate is about 2.125220 per $100; a $25,000 taxable-value reduction would save about $531 before considering exemption and cap interactions.

Step-by-step how to file

1. Find your notice and iFile number. HCAD prints the account number and unique iFile number on the Notice of Appraised Value. You can also start from the property search at HCAD and click File a Protest.

2. File online if possible. HCAD calls its online system the Electronic Filing and Notice System and its protest tools iFile and iSettle. Official portal: https://owners.hcad.org/. Online filing gives an email confirmation and access to iSettle, HCAD evidence, offers, notices, and rescheduling tools.

3. Or file the official paper form. Use Form 50-132, Property Owner’s Notice of Protest. HCAD’s PDF is at https://hcad.org/assets/uploads/pdf/forms/2023/Blk-50-132-Protest.pdf. Check every protest reason you may need, especially both incorrect appraised/market value and unequal compared with other properties if both apply. Put your opinion of value; it helps iSettle and frames the case.

4. Mail or deliver it. Mail to Harris Central Appraisal District, Information & Assistance Division, P.O. Box 922004, Houston, TX 77292-2004. HCAD says mailed protests must be USPS-postmarked by the account deadline or sent in a way that gives you a mailing receipt. In person, deliver to 13013 Northwest Freeway, Houston, TX 77040, 8 a.m.–5 p.m. Monday–Friday. HCAD says there is no after-hours drop box for protests.

5. Email is for questions, not the safest original filing method. HCAD supports email communication through its contact system, but its protest FAQ lists online filing, mail, and office drop-off for filing a protest. Do not rely on ordinary email for the initial protest unless HCAD gives you written account-specific instructions.

6. Fee. There is no fee to file an ARB protest with HCAD. Fees or deposits can arise later only if you pursue post-ARB remedies such as binding arbitration or court.

What happens after

The appeal authority is the Harris County Appraisal Review Board (ARB), also described in HCAD materials as the Appraisal Review Board of Harris County. It is separate from HCAD; HCAD staff value property and negotiate informally, while the ARB decides unresolved protests.

If you use iSettle, an HCAD appraiser reviews your information and comparable sales. HCAD says iSettle review may take several weeks, that notification comes by email, and that most hearings are resolved by the end of July. You may accept an iSettle offer online up to the day before your formal hearing, usually about a three-week window.

If no settlement is reached, you get a formal ARB hearing. HCAD’s protest insert says the normal path is an informal meeting with an HCAD appraiser first, then a formal ARB hearing if needed. Formal hearings may be in person, by videoconference, by telephone, or by sworn affidavit. HCAD says three-member panels, or single-member panels by request, conduct formal hearings that last about 15 minutes, and all formal hearings are recorded.

For remote hearings, HCAD says you must check in at owners.hcad.org at least 15 minutes before the hearing time. Evidence should be uploaded electronically at least three days before the hearing when possible; HCAD also lists evidence mail to Harris County Appraisal District, P.O. Box 922006, Houston, TX 77292-2006. If you cannot appear, use Form 37A, Property Owner’s Affidavit of Evidence to the Appraisal Review Board, and deliver the original sworn affidavit and evidence before the scheduled hearing.

Local tips

• Check homestead first. HCAD says the school homestead exemption is at least $140,000 for all homeowners, Harris County offers a 20% optional homestead exemption, and over-65 or disabled homeowners may qualify for an additional $60,000 school exemption plus local optional exemptions. Use Form 11.13, Application for Residence Homestead Exemption, or HCAD’s online/mobile homestead tools.
• Bring Harris comps, not generic Zillow screenshots. HCAD’s own evidence is available in the owner portal once an offer is made or an informal meeting is scheduled. Compare against that packet.
• Do not ignore the cap. If you have a homestead cap, calculate whether your requested market value actually lowers appraised/taxable value.
• New buyers should call HCAD. HCAD says the January 1 owner gets the notice, and a later buyer may be able to attend an active protest but may be locked out if the deadline passed or the account is certified.
• If you missed the deadline, late protests are narrow. HCAD says you may submit a paper protest with a good-cause statement for ARB review. Use HCAD’s late-filed protest statement form; do not assume it will be accepted.

Harris Property Tax Rate

Harris County jurisdiction 040 2025 adopted tax rate: $0.3809600 per $100 of taxable value (3.8096 mills), consisting of $0.3369600 M&O and $0.0440000 debt; this is the county rate only, not the full combined bill rate for school/city/special districts.

Source: https://www.hctax.net/Property/JurisdictionTaxRates

When Are Property Taxes Due in Harris?

Property taxes are due on receipt of the statement and should be paid no later than January 31 of the year following the tax year; Harris County Tax Office lists 2025 property taxes as due January 31, 2026, and says the next business day is honored if January 31 falls on a weekend or Harris County holiday. Quarter-payment plans are available for accounts with an over-65 exemption, disability homestead exemption, qualified disabled veteran or surviving spouse exemption, or property in a declared disaster area; for 2025 taxes the Tax Office calendar lists the first payment/request by January 31, 2026, second by March 31, 2026, third by May 31, 2026, and final by July 31, 2026.

This is not the same as the assessment appeal deadline above. The appeal deadline is your window to contest your assessed value; the payment due date is when the resulting tax bill must be paid. Missing one does not affect the other, but missing either has real consequences — one forfeits your right to appeal for the year, the other can trigger penalties and interest.

Source: https://www.hctax.net/Property/Resources

Property Tax Exemptions in Harris

• General residence homestead exemption — Owners who own and occupy the property as their principal residence and do not claim another residence homestead exemption.. School district residence homestead exemption of at least $140,000; Harris County currently provides a 20% optional homestead exemption for county taxes. Yes, application required with HCAD. Apply by File between January 1 and April 30; HCAD says late general homestead applications may be filed up to two years after the delinquency date for that tax year.. (Source: https://hcad.org/hcad-help/texas-first-time-property-owner/exemptions/property-tax-exemptions-for-homeowners/)
• Age 65 or older homestead exemption — Homeowners age 65 or older who own and occupy the property as their residence homestead; certain surviving spouses age 55 or older may continue the deceased spouse’s over-65 exemption if requirements are met.. HCAD jurisdiction data shows Harris County’s 2025 over-65 exemption amount as $336,000 for Harris County; Texas school districts also provide an additional $60,000 residence homestead exemption and a school-tax ceiling for qualified over-65 homeowners. Yes, application required with HCAD. Apply by If turning 65, acquiring, or occupying a qualifying home during the year, HCAD says the deadline is the first anniversary of the qualifying date; otherwise use the regular January 1-April 30 homestead filing window.. (Source: https://public.hcad.org/resources/jurdata.asp?acct=0113200010010&card=1&taxyear=2026)
• Disability homestead exemption — Homeowners who meet the disability standard for federal Old-Age, Survivors and Disability Insurance purposes and own and occupy the property as their residence homestead.. HCAD jurisdiction data shows Harris County’s 2025 disabled homestead exemption amount as $336,000 for Harris County; Texas school districts also provide an additional $60,000 residence homestead exemption and a school-tax ceiling for qualified disabled homeowners. Yes, application required with HCAD; disability documentation may be required. Apply by If becoming disabled, acquiring, or occupying a qualifying home during the year, HCAD says the deadline is the first anniversary of the qualifying date; otherwise use the regular January 1-April 30 homestead filing window.. (Source: https://public.hcad.org/resources/jurdata.asp?acct=0113200010010&card=1&taxyear=2026)
• Disabled veteran or survivor exemption under Tax Code Section 11.22 — Texas resident disabled veterans with a service-connected disability rating of at least 10%; certain surviving spouses or children may qualify.. $5,000 exemption for 10%-29% disability rating; $7,500 for 30%-49%; $10,000 for 50%-69%; $12,000 for 70%-100%; $12,000 also for certain age-65/blind/paraplegic/limb-loss disabled veterans; $5,000 for qualifying surviving spouse or children of a deceased disabled veteran. Yes, Form 11.22 / disabled veteran or survivor application required with HCAD. Apply by Comptroller guidance says disabled veterans and surviving spouses/children applying under Tax Code Section 11.22 have up to five years after the delinquency date for the taxes on the property to submit the application.. (Source: https://hcad.org/hcad-help/texas-first-time-property-owner/exemptions/veterans-exemptions)
• 100% disabled veteran residence homestead exemption — Veterans who own and occupy the home as their residence homestead and receive 100% VA disability compensation for a service-connected disability with a 100% disability rating or individual unemployability; qualifying surviving spouses may continue if requirements are met.. Total exemption of the residence homestead’s appraised value. Yes, residence homestead application required with HCAD, with VA documentation. Apply by April 30 general exemption deadline; Comptroller notes certain late-filing rules may apply.. (Source: https://comptroller.texas.gov/taxes/property-tax/exemptions/disabledvet-100-faq.php)
• Surviving spouse of U.S. armed services member killed or fatally injured in line of duty; surviving spouse of first responder killed in line of duty; surviving spouse of certain qualifying veterans — Surviving spouses who meet the applicable Texas Tax Code requirements, generally including not remarrying and using the property as the residence homestead.. Total property tax exemption of the residence homestead for qualifying surviving spouses under the applicable provisions. Yes, Form 50-114 / residence homestead application required with the appraisal district. Apply by General exemption deadline is before May 1 unless a specific late-filing rule applies.. (Source: https://comptroller.texas.gov/taxes/property-tax/exemptions/)

How to Look Up Your Property Record in Harris

You can look up your property's official record at https://search.hcad.org/. HCAD’s official property search lets users search by account, address, or owner name for real property such as land/buildings and business personal property; HCAD property pages also link to jurisdiction/taxing-unit information.