Cheat Sheet for Harris County Property Tax Dates & Deadlines

Here’s the cheat sheet for Harris County property tax dates and deadlines for homeowners.

IMPORTANT: Don’t get scammed! Learn how homeowners are getting defrauded with fake property tax debts or fees for services.

January 31: Last day to pay previous years’ property taxes without penalty and interest. If you have a mortgage most lenders collect the property taxes each month, hold it in escrow, then pay the tax bill on your behalf each year. If you are unsure contact your mortgage lender.

May 16: Last day to file a protest for property taxes with the Appraisal Review Board (ARB).

  • Click here to begin a Harris County property tax protest application.
  • Click here for more information on how to protest your Harris County property tax appraisal.

October 1: Tax assessor mails tax bills for the current year. Payment is due by January 31 of the following year. Note: Failure to receive a property tax statement does not waive penalty and interest. You can view the statement online at the Harris County Tax Payments page or request an electronic tax bill.

You deserve to know how your property taxes are set