The 1991 New Jersey General Assembly election was held on November 5, 1991. The elections took place midway through Jim Florio's term as Governor of New Jersey. As in the State Senate elections, the Republican Party won a historic landslide, gaining 21 seats to win control of both chambers of the state legislature. As of 2022, the Republican Assembly majority of 58 seats is the largest for either party since 1973.