The 2018 New Mexico gubernatorial election took place on November 6, 2018, to elect the next governor of New Mexico, concurrently with the election of New Mexico's Class I U.S. Senate seat, as well as other elections to the United States Senate in other states, elections to the United States House of Representatives and various local elections.

The Democratic Party of New Mexico (DPNM) is the affiliate of the Democratic Party in the U.S. state of New Mexico. It is headquartered in Albuquerque and led by Chair Jessica Velasquez, Vice Chair Manny Crespin, Secretary Isaac Dakota Casados, and Treasurer Rayellen Smith. It is currently the dominant party in the state, controlling all of New Mexico's three U.S. House seats, both U.S. Senate seats, both houses of the state legislature, and the governorship.