PolitiFinder

1966 New Jersey U.S. Senate Election

New Jersey · 4 candidates · See every 1966 U.S. Senate race

Who won the 1966 New Jersey U.S. Senate Election?

Clifford P. Case won the 1966 New Jersey U.S. Senate Election. Clifford P. Case received 1,278,843 popular votes (60.02%). The main challenger was Warren W. Wilentz (36.98%).

See the full head-to-head between Case and Wilentz

Case +23.0 pts · won by 490,822 votes
Clifford P. CaseDemocraticWINNER60.02%
1,278,843 votes
Warren W. WilentzRepublican36.98%
788,021 votes
Robert L. SchlachterConservative2.52%
53,606 votes
Julius LevinSocialist Labor0.48%
10,218 votes
Popular-vote totals for this U.S. Senate election come from the Constituency-Level Elections Archive (CLEA) and the official public record.

Data last verified July 28, 2026.