2026 Property Tax Due Dates
November 10
First half
April 10
Second half
Payment Methods
Online, Mail, In-Person
Harding County Treasurer
How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Harding County Treasurer — PO Box 1002, Mosquero, NM 87733
In Person
Visit the Treasurer's office — 3rd & Pine St, Mosquero NM 87733, Mon-Fri 8am - 5pm
Other Counties in New Mexico
About Harding County
Harding County is a county in the U.S. state of New Mexico. As of the 2020 census, the population was 657, making it the least populous county in the state, and the 13th-smallest county by population in the United States. Its county seat is Mosquero.
Source: Wikipedia — content available under CC BY-SA 4.0
Related Resources
Get Deadline Reminders
We'll email you 336 hours before your property taxes are due.
Due dates shown are for reference only. Contact your county treasurer's office to confirm official deadlines before making payments.