New Mexico ADU Laws

Complete 2026 guide to accessory dwelling unit regulations

○Local Control Only

📋Quick Facts

Owner Occupancy
May be required
Parking
Set locally
Approval Process
Varies locally

⚠️Key Requirements & Restrictions

  • •No statewide ADU law - entirely local municipal control
  • •Albuquerque ADU zoning allows considerable flexibility for range of property types
  • •Santa Fe County permits casitas/ADUs by land-use regulations with restrictions
  • •ADUs must be clearly incidental and subordinate to principal dwelling
  • •Albuquerque offers 'Creating a Casita' resources and guidance

📖Detailed Analysis

No statewide ADU law - entirely local control with cultural acceptance of 'casitas'. Albuquerque zoning laws allow considerable flexibility accommodating range of property types and homeowner needs. Santa Fe County permits casitas/ADUs by land-use regulations but ADUs must be clearly incidental and subordinate to principal dwelling. Albuquerque provides 'Creating a Casita' resources including free guidance to make ADU pursuit easier and potentially less costly. No statewide grant or fee-waiver programs but some local support available. New Mexico represents traditional local control with cultural acceptance of auxiliary housing units.

🔗Official Resources

Planning an ADU in New Mexico?

Use our free tools to analyze your investment opportunity and plan your build.

💰 ROI Calculator✓ Project Checklist
📬

Get New Mexico ADU Law Updates

Laws change fast. Get notified when regulations update in your area.

Browse all states

⚠️ Disclaimer

The information provided on this website is for general informational purposes only and does not constitute legal, financial, or professional advice. ADU laws, regulations, and requirements vary by jurisdiction and change frequently. While we strive to keep this information accurate and up-to-date, we make no representations or warranties of any kind about the completeness, accuracy, reliability, or suitability of this information. Always consult with qualified local professionals, including attorneys, architects, and your local planning department, before making any decisions regarding ADU construction or investment. Use of this information is at your own risk.

ADU Tools by MassDwell

Last updated: February 2026