Bernalillo County, NM property tax deadlines
6 coming property tax dates for Bernalillo County, New Mexico. Each one links to its official source and shows the day LevyDay last checked it.
| Next dates | Bills due | Last day without penalty | Appeal by | Exemption filing |
|---|---|---|---|---|
| Bernalillo | Nov 10, 2026tax.newmexico.govOct 21 | Dec 10, 2026tax.newmexico.govOct 21 | Set by noticebernco.govOct 21 | Set by noticebernco.govOct 21 |
Deadlines in date order
| Date and source | Deadline |
|---|---|
| April 10 every yeartax.newmexico.govOct 21 | Bills due Second half due April 10 of the year after the tax year. |
| May 10 every yeartax.newmexico.govOct 21 | Last day without penalty Pay the second half May 10 of the year after the tax year. Interest and a penalty start after that. |
| November 10 every yeartax.newmexico.govOct 21 | Bills due First half due |
| December 10 every yeartax.newmexico.govOct 21 | Last day without penalty Pay the first half Interest and a penalty start on first-half taxes still unpaid after December 10. |
| Varies, see rule set by noticebernco.govOct 21 | Appeal deadline Protest your value with the assessor April 1 or 30 days after the assessor mails your Notice of Value, whichever is later. Notices go out around April 1. |
| Varies, see rule set by noticebernco.govOct 21 | Exemption filing Apply for exemptions or a value freeze 30 days after your Notice of Value is mailed. |
Appealing your assessed value
Appeal by the date on your noticebernco.govOct 21
If you think the county valued your home too high, you can appeal. Filing with the county is free and you can do it yourself.
Get help filing an appeal
After you send your details, we look for an independent appeal firm or attorney to take your case. We'll be in touch once one has agreed. Firms usually charge a share of what you save, and the one that takes it may pay LevyDay a referral fee.
LevyDay doesn't file appeals or give legal or tax advice. We only pass your details on. The independent firm or attorney that takes your case does the work and sets its own fee.
Get help filing an appealOfficial offices
Places in Bernalillo County
Among them: Albuquerque, Barton, Carnuel, Cedar Crest, Cedro, Chilili, Edgewood, Edith Endave, Isleta, Kirtland AFB, Los Ranchos de Albuquerque, Manzano Springs, North Valley, Paa-Ko, Pajarito Mesa, Paradise Hills, Ponderosa Pine, Rio Rancho, San Antonito, Sandia Heights, Sandia Knolls, Sandia Park, Sedillo, South Valley, and 1 more. Every place in the county gets the dates above.