There are 12 National Natural Landmarks in New Mexico.
| Name | Image | Date | Location | County | Ownership | Description |
|---|---|---|---|---|---|---|
| 33.3672°N -104.9484°W | federal (Bureau of Land Management) | A rare example of wrench faulting outside the Pacific Coast region. | ||||
| 33.456°N -104.4016°W | federal (Bitter Lake National Wildlife Refuge) | Saline artesian lakes that provide habitat for the only inland occurrence of a marine alga and two rare fish species. | ||||
| private | An example of the blue grama-buffalograss prairie of the Great Plains. | |||||
| 33.4991°N -105.5238°W | federal (Fort Stanton – Snowy River Cave National Conservation Area) | Cave containing distinctive examples of selenite needles, starbursts, and velvet flowstone. | ||||
| 34.8887°N -107.9935°W | federal (El Malpais National Conservation Area) & native (Acoma Pueblo) | One of the best examples of recent extrusive volcanism. | ||||
| 36.3298°N -106.474°W | private | Fossil site where well-preserved Coelophysis skeletons were found. | ||||
| 31.9719°N -106.9647°W | Doña Ana | federal (Bureau of Land Management) | An example of an uncommon volcanic feature known as a maar. | |||
| federal (Bureau of Land Management) | The best example of a shinnery oak-sand prairie community in the southern Great Plains. | |||||
| 33.4161°N -103.8698°W | Chaves | federal (Bureau of Land Management) | The best example of an active sand dune system in the southern Great Plains. | |||
| 36.6875°N -108.8364°W | native (Navajo Nation) | An outstanding example of an exposed volcanic neck accompanied by radiating dikes. | ||||
| federal (Bureau of Land Management) | Cave with distinctive branching stalactites and helictites, the type site of Torgac-type helictites. | |||||
| 35.9°N -106.5333°W | federal (Valles Caldera National Preserve) | One of the largest calderas in the world. | ||||