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1988 Arizona U.S. Senate Election

Arizona · 4 candidates · See every 1988 U.S. Senate race

Who won the 1988 Arizona U.S. Senate Election?

Dennis Deconcini won the 1988 Arizona U.S. Senate Election. Dennis Deconcini received 660,403 popular votes (56.71%). The main challenger was Keith Degreen (41.05%).

See the full head-to-head between Deconcini and Degreen

Deconcini +15.7 pts · won by 182,343 votes
Dennis DeconciniDemocraticWINNER56.71%
660,403 votes
Keith DegreenRepublican41.05%
478,060 votes
Rick TompkinsLibertarian1.79%
20,849 votes
Ed FinkelsteinNew Alliance0.45%
5,195 votes
Popular-vote totals for U.S. Senate elections come from the MIT Election Data and Science Lab (1976–2024).

Data last verified July 28, 2026.