1986 United States Senate election in Iowa

1986 United States Senate election in Iowa

←  1980 November 4, 1986 1992  →

Nominee Chuck Grassley John Roehrick Party Republican Democratic Popular vote 588,880 299,406 Percentage 66.04% 33.57%

County results Grassley:     50–60%     60–70%     70–80%     80–90% Roehrick:     40–50%

U.S. senator before election Chuck Grassley Republican Elected U.S. Senator Chuck Grassley Republican

The 1986 United States Senate election in Iowa was held November 4, 1986. Incumbent Republican United States Senator Chuck Grassley won re-election to a second term, defeating Democratic nominee, attorney John P. Roehrick in a landslide. This would be the last time that Grassley lost a county until 2010 when Roxanne Conlin flipped Johnson County.

Democratic primary

Candidates

• John P. Roehrick, attorney
• Juan Cortez

Results

Democratic primary results ^[1]

Party		Candidate	Votes	%
	Democratic	John P. Roehrick	88,347	83.83%
	Democratic	Juan Cortez	16,987	16.12%
	Democratic	Write-ins	60	0.06%
Total votes			105,394	100.00%

Republican primary

Candidates

• Chuck Grassley, incumbent United States Senator

Results

Republican primary results ^[1]

Party		Candidate	Votes	%
	Republican	Chuck Grassley (Incumbent)	108,370	99.96%
	Republican	Write-ins	38	0.04%
Total votes			108,408	100.00%

General election

Results

United States Senate election in Iowa, 1986 ^[2]

Party		Candidate	Votes	%	±%
	Republican	Chuck Grassley (Incumbent)	588,880	66.04%	+12.55%
	Democratic	John P. Roehrick	299,406	33.57%	−11.97%
	Independent	John Masters	3,370	0.38%
	Write-ins		106	0.01%
Majority			289,474	32.46%	+24.51%
Turnout			891,762
	Republican hold		Swing

See also

• 1986 United States Senate elections

References

1. "Summary of Official Canvass of Votes Cast in Iowa Primary Election 1986" (PDF). sos.iowa.gov. Archived (PDF) from the original on August 18, 2022.
2. "Statistics of the Congressional Election of November 4, 1986" (PDF). clerk.house.gov. Archived (PDF) from the original on July 10, 2022.