99chambers

2016 general · November 8, 2016

2016 Iowa election results

Every race on Iowa's ballot in the 2016 general election: winners, margins and seats that changed party.

← 2014 general2018 general →

Races131
Changed party8
Unopposed25%33 races
Incumbents defeated8

President

R 1

RaceWinnerWon byNotes
IowaDonald J. Trump (R)9.4

U.S. Senate

R 1

RaceWinnerWon byNotes
IowaChuck Grassley (R)24.4

U.S. House

D 1 · R 3

RaceWinnerWon byNotes
IA-1Rod Blum (R)7.7
IA-2David Loebsack (D)7.5
IA-3David Young (R)13.7
IA-4Steve King (R)22.6

Iowa State Senate

D 6 · R 19 · 6 changed party

RaceWinnerWon byNotes
SD-2Randy Feenstra (R)Unopposed
SD-4Dennis Guth (R)21.4
SD-6Mark Segebart (R)66.5
SD-8Dan Dawson (R)8.1FlippedIncumbent lost
SD-10Jake Chapman (R)33.4
SD-12Mark Costello (R)56.6
SD-14Amy Sinclair (R)48.5
SD-16Nate Boulton (D)25.3
SD-18Janet Petersen (D)Unopposed
SD-20Brad Zaun (R)19.1
SD-22Charles Schneider (R)11.7
SD-24Jerry Behn (R)27.7
SD-26Waylon Brown (R)24.7FlippedIncumbent lost
SD-28Michael Breitbach (R)22.3
SD-30Jeff Danielson (D)17.4
SD-32Craig Johnson (R)19.9FlippedIncumbent lost
SD-34Liz Mathis (D)12.1
SD-36Jeff Edler (R)5.8FlippedIncumbent lost
SD-38Tim Kapucian (R)26.0
SD-40Ken Rozenboom (R)Unopposed
SD-42Rich Taylor (D)0.6
SD-44Thomas A. Greene (R)5.1FlippedIncumbent lost
SD-46Mark Lofgren (R)13.6FlippedIncumbent lost
SD-48Dan Zumbach (R)29.7
SD-50Pam Jochum (D)26.6

Iowa House of Representatives

D 41 · R 59 · 2 changed party

All 100 races →

Iowa

Results are each source's final count; margins are the winner's lead over the runner-up in points of the vote. Source: MIT Election Data and Science Lab