2016Final results
2016 election for President in Iowa
President · Iowa
Donald J. Trump (R) won with 51.1% of the vote, defeating Hillary Clinton (D) by 9.4 points.
Donald J. TrumpRepublican · winner
51.1%800,983
Hillary ClintonDemocrat
41.7%653,669
Gary JohnsonLibertarian
3.8%59,186
Write-ins and other votesOther party
1.1%17,746
Evan McMullinIndependent
0.8%12,366
Jill SteinGreen
0.7%11,479
Darrell CastleConstitution
0.3%5,335
Lynn Kahn and Jay StolbaOther party
0.1%2,247
Dan R. Vacek and Mark G. ElworthOther party
0.1%2,246
Rocky De La FuenteOther party
0.0%451
Gloria Estella La RivaParty for Socialism and Liberation
0.0%323
1,566,031 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 4:52 AM ET
The seat over time
D − R margin in this seat's races around 2016
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 4:52 AM ET
The candidates
Donald J. Trump (R)Hillary Clinton (D)
Also on the ballot: Gary Johnson (Libertarian), 3.8%; Evan McMullin (Independent), 0.8%; Jill Stein (Green), 0.7%; Darrell Castle (Constitution), 0.3%; Lynn Kahn and Jay Stolba (Other party), 0.1%; Dan R. Vacek and Mark G. Elworth (Other party), 0.1%; Rocky De La Fuente (Other party), 0.0%; Gloria Estella La Riva (Party for Socialism and Liberation), 0.0%