2021 New Jersey Senate election

[2] This was the first election since 1991 where Republicans net gained state Senate seats.

Democrats would later be restored to 25 seats following the party switch of Samuel D. Thompson in 2023.

However, Clyde Cook received enough write-in votes to qualify for the general election.

[28] Predictions Results Withdrew Labor unions Organizations No Republicans filed.

However, Frederick P. Cook received enough write-in votes to qualify for the general election.