1988 United States Senate election in Arizona

For related races, see 1988 United States Senate elections.

1988 United States Senate election in Arizona

November 8, 1988

Nominee Dennis DeConcini Keith DeGreen Party Democratic Republican Popular vote 660,403 478,060 Percentage 56.71% 41.05%

County results DeConcini:      40–50%      50–60%      60–70%      70–80%

U.S. senator before election Dennis DeConcini Democratic Elected U.S. Senator Dennis DeConcini Democratic

The 1988 United States Senate election in Arizona took place on November 8, 1988. Incumbent Democratic U.S. Senator Dennis DeConcini was reelected to a third term. This would be the last victory by a Democrat in a Senate race in Arizona until Kyrsten Sinema's victory in the 2018 election to this same seat. Even as Incumbent Republican Vice President George H. W Bush won the state for president on the same ballot.

Major candidates

Democratic

• Dennis DeConcini, Incumbent U.S. Senator

Republican

• Keith DeGreen, Marine veteran and financial advisor

Results

General election results

Party		Candidate	Votes	%	±%
	Democratic	Dennis DeConcini (Incumbent)	660,403	56.71%	-0.20%
	Republican	Keith DeGreen	478,060	41.05%	+0.75%
	Libertarian	Rick Tompkins	20,849	1.79%	-0.99%
	New Alliance	Ed Finkelstein	5,195	0.45%
	Write-ins		32	0.00%
Majority			182,343	15.66%	0.95%
Turnout			1,164,539
	Democratic hold		Swing

See also

• 1988 United States Senate elections
• 1988 United States presidential election in Arizona