Alfred Beadleston Republican Frank J. Dodd Democratic The 1973 New Jersey Senate elections were held on November 6.

This was also the first New Jersey Senate election held using single-member districts, as the state completed its long transition following the 1964 Reynolds v. Sims decision.

As of 2022[update], it remains the largest single change in seats for Democrats or any party since single-member districts were adopted.

After the U.S. Supreme Court, in Reynolds v. Sims (more commonly known as One Man, One Vote), required redistricting by state legislatures for congressional districts to keep represented populations equal, as well as requiring both houses of state legislatures to have districts drawn that contained roughly equal populations, and to perform redistricting when needed.

The Republicans also emphasized crackdowns on welfare fraud and stricter drug control, while the Democrats campaigned to attract more light industry to the region.

[8] Turner was removed from his seat on June 28 after his conviction for conspiracy to place 6,500 amphetamine tablets in the home of Kenneth A. Gewertz, the Democratic Assemblyman from the district.

[11] The Democratic primary was part of a countywide power struggle between party chair James Joyce and Cherry Hill party leader Jack Gasparre, who was also backed by Angelo Errichetti, the leader of the Camden Democratic organization and the mayor-elect.

[14] As a corollary to their fight over control of the party, Gasparre backed a separate slate of legislative candidates in this and other districts.

[14] Ammond campaigned against Jehl as a puppet of Errichetti, whom she charged with bossism and corruption; the Gasparre ticket made the same accusations of Joyce.

[8] DiDonato attacked Parker for his alleged support for special interest groups, particularly those involving workers' compensation issues.

Mabie and his Republican running mates opposed an income tax and advocated using state lottery revenue and the $200 million budget surplus to fund public education.

[8] This Monmouth County district consisted of Wall Township and a series of shore towns: Monmouth Beach, Long Branch, Deal, Allenhurst, Loch Arbour, Interlaken, Ocean Township, Asbury Park, Neptune, Neptune City, Bradley Beach, Avon, Belmar, South Belmar, Spring Lake, Spring Lake Heights, Sea Girt, Manasquan, Brielle, Point Pleasant, and Point Pleasant Beach.

Buehler focused his attacks on Stout's transportation record, charging that he failed to attract state and federal grants to solve the region's railroad issues.

[8] Stout also backed Republican gubernatorial nominee Charles W. Sandman's proposal for a mass transit agency, while Buehler backed his party's candidate, Brendan Byrne, by proposing that the Port Authority should assume responsibility for electrifying the New York and Long Branch Railroad.

Dietz, who ran an individual campaign separate from his Assembly running mates, challenged Beadleston to debates but was ignored or rejected.