[3] High-profile races included the 2018 gubernatorial election between incumbent governor Ralph Torres, a Republican, and former governor Juan Babauta, as well as the race for non-voting delegate to the United States House of Representatives between incumbent Gregorio Sablan and challenger Angel Demapan.

[3][4][5] Ralph Deleon Guerrero Torres, the incumbent republican governor ran for another term alongside running mate Arnold Indalecio Palacios and was challenged by former governor and independent Juan Nekai Babauta alongside running mate Rita Aldan Sablan.

The gubernatorial contest was held on Tuesday, 13 November 2018, having been delayed one week due to recovery efforts from Typhoon Yutu.

[5] Incumbent Delegate Gregorio Sablan, an independent who caucuses with the Democratic Party, ran against Angel Aldan Demapan for re-election.

[5] The Northern Mariana Islands' non-voting delegate to the U.S. House of Representatives was elected for a two-year term.