The New Jersey Democratic State Committee (NJDSC) is the affiliate of the Democratic Party in the U.S. state of New Jersey.

[2] Its main rival is the New Jersey Republican State Committee.

It is currently the dominant party in the state, controlling every statewide office, including both of the state's U.S. Senate seats and the governorship, as well as 9 out of 12 U.S. House seats and both chambers of the state legislature.

The party also holds both U.S. Senate seats, 7 of the state's 12 U.S. House seats, and the governor's and lieutenant governor's offices.

Democrats have controlled both of New Jersey's seats in the U.S. Senate since 2013: Out of the 12 seats New Jersey is apportioned in the U.S. House of Representatives, 9 are held by Democrats: Democrats control the New Jersey governorship and the lieutenant governorship.