2026 Property Tax Due Dates
November 10
First half
April 10
Second half
Payment Methods
Online, Mail, In-Person
San Juan County Treasurer
How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to San Juan County Treasurer
In Person
Visit the Treasurer's office — 100 S. Oliver Dr., Suite 300, Aztec NM 87410, Mon-Fri 8am - 5pm
Other Counties in New Mexico
About San Juan County
San Juan County (Spanish: Condado de San Juan) is a county located in the U.S. state of New Mexico. As of the 2020 census, its population was 121,661 making it the fifth-most populous county in New Mexico. Its county seat is Aztec.
Source: Wikipedia — content available under CC BY-SA 4.0
Related Resources
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Due dates shown are for reference only. Contact your county treasurer's office to confirm official deadlines before making payments.