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Tax Office / Record Management

Monica Madrigal

Monica Madrigal

Tax Assessor – Collector

(956) 473-7900



Summer hours:
Begin on Monday June 3, 2024 – July 26, 2024
Monday through Thursday 8:00 a.m. to 5:30 p.m.
Closed on Fridays

The United ISD Tax Office hours of operation are from 8:00 a.m. to 4:30 p.m. from Monday through Friday.

For tax information or to make an online payment for a fee please visit our website at: (credit/debit card or e-check)

Payment drop box located to the right of the office doors at 3501 E. Saunders available from 7:30 a.m. to 5:00 p.m. Monday-Friday. Only checks and money orders are accepted. Make checks payable to: United ISD Tax Office

Mail-in payments to:

United ISD Tax Office
3501 E. Saunders
Laredo, Texas 78041

The Tax Office accepts postmarks by the U.S. Postal Service. If it is the last day of the month, we suggest you have the Post Office hand stamp your envelope to ensure the correct date.

The Tax Office will be closed the following dates:

  • August 30, 2023
  • September 4, 2023
  • November 20 - 24, 2023
  • December 20, 2023 from 12:00 p.m. to 4:30 p.m.
  • December 21 - 26, 2023
  • January 1, 2024
  • February 19, 2024
  • March 11 - 15, 2024
  • March 29, 2024
  • April 1, 2024
  • April 26, 2024 from 10:00 a.m. to 4:30 p.m.
  • May 27, 2024

If you have any questions please call the Tax Office at (956) 473-7900.


Tax Office – Mission Statement

The Tax Office is dedicated to provide accurate and certified tax information with integrity by delivering the highest level of customer service to its taxpayers, as well as applying professional methods to obtain the highest percentage of collection for the benefit of every student of United Independent School District.

Records Management Office - Mission Statement

The United ISD Records Management Department is dedicated to the management, security, maintenance and preservation of all district records from the time of creation to its possible disposition by assisting campuses and departments with identifying and standardizing records retention/disposition practices that adhere with the Texas Library and Archives Commission and the UISD Retention Schedule.



Tax Office Resources

Tax and Budget Information