Harris County, TexasProperty records & tax offices
Links open the listed public-office or service-provider website in a new tab. This directory does not collect payments.
Find the right property record
Use the property portal for ownership and assessed value, the collector for a bill or balance, and the map for parcel location. Have the address, owner name, or parcel number ready.
Tax bills & filing dates
These are the dates and qualifications recorded in the directory. Confirm your tax year and current deadline with the official office and your property’s notice.
- Tax bill mailing
- October–November 2026; the Harris County Tax Office states 2026 billing statements are delivered during October–November.
- Payment deadline
- 2026 tax bills are due upon receipt; January 31, 2027 is the last day to pay without penalty and interest, with delinquency beginning February 1, 2027 subject to weekend/holiday adjustment.
- Assessment appeal
- May 15, 2026, or 30 days after the 2026 Notice of Appraised Value was mailed, whichever is later; file with the Harris County Appraisal Review Board.
Exemptions & appeals
View exemption application (opens in a new tab)Exemption filing
April 30, 2026 for most 2026 residence-homestead, exemption, agricultural, timber, wildlife, and special-appraisal applications; late residence-homestead applications may be allowed under Texas Tax Code §11.431.
Senior relief
For 2026, a qualifying owner age 65 or older (or disabled) receives the mandatory additional $60,000 school-district residence-homestead exemption; a taxing unit may also adopt a local-option exemption of at least $3,000. The owner may qualify for a school-tax ceiling/freeze and tax deferral; eligibility, local amounts, and documentation are administered by the local appraisal district and taxing units.
Valuation limits
Texas 2026 rule: a qualifying residence homestead's appraised value is generally limited to the lesser of market value or the prior appraised value plus 10% and new improvements (Tax Code §23.23). The temporary circuit-breaker limit for non-residence-homestead real property valued at $5,320,000 or less is generally 20% plus new improvements and expires December 31, 2026; special agricultural/open-space appraisal uses the separate 2026 10.00% productivity cap rate.
For a valuation appeal, use the appeal date in the tax and filing section above. Keep your notice, supporting evidence, and proof of submission.
More exemption & appeal guidance →