The Nevada State Democratic Party is the affiliate of the Democratic Party in the U.S. state of Nevada. It has been chaired by Daniele Monroe-Moreno since March 2023.

The Nevada Legislature is a bicameral body, consisting of the lower house, the Assembly, with 42 members, and the upper house, the Senate, with 21. With a total of 63 seats, the Legislature is the third-smallest bicameral state legislature in the United States, after Alaska's and Delaware's (62). The Nevada State Legislature as of 2019 is the first majority female State Legislature in the history of the United States. As of 2022, the Democratic Party controls both houses of the Nevada State Legislature. In the 2022 Nevada elections, which were a part of the midterm elections for that year, the Democratic Party obtained a supermajority in the lower house of the state legislature. As for the upper house of the state legislature, the elections provided the Democratic Party with thirteen of the twenty-one seats—amounting to a partisan composition of 61.9 percent.