1984Final results
1984 election for President in Iowa
President · Iowa
Ronald Reagan (R) won with 53.3% of the vote, defeating Walter Mondale (D) by 7.4 points.
Ronald ReaganRepublican · winner
53.3%703,088
Walter MondaleDemocrat
45.9%605,620
Lyndon, Larouche Jr.Independent
0.5%6,248
David BerglandLibertarian
0.1%1,844
Gerald BakerOther party
0.1%892
Dennis SerretteOther party
0.0%463
Melvin MasonSocialist Workers
0.0%313
Gus HallCommunist
0.0%286
1,319,805 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
The seat over time
D − R margin in this seat's races around 1984
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
The candidates
Ronald Reagan (R)Walter Mondale (D)
Also on the ballot: Lyndon, Larouche Jr. (Independent), 0.5%; David Bergland (Libertarian), 0.1%; Gerald Baker (Other party), 0.1%; Dennis Serrette (Other party), 0.0%; Melvin Mason (Socialist Workers), 0.0%; Gus Hall (Communist), 0.0%