2016 Oregon Republican presidential primary

2016 Oregon Republican presidential primary
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28 pledged delegates to the Republican National Convention
Donald Trump 50–60% 60–70% 70–80%

The 2016 Oregon Republican presidential primary was held on May 17 in the U.S. state of Oregon as one of the Republican Party's primaries ahead of the 2016 presidential election.

On the same day, the Democratic Party held their Oregon primary and their Kentucky primary, while the Republican Party did not hold any other primaries on that day.

Oregon has always voted for the nominee of the Republican Party in every statewide primary since 1944, except in 1964.

Opinion polling

List of polls

Winner: Donald Trump
Primary date: May 17, 2016

Poll source	Date	1st	2nd	3rd	Other
Primary results^[1]^{[self-published source]}	May 17, 2016	Donald Trump 64.51%	Ted Cruz 16.50%	John Kasich 15.83%
DHM Research/Oregon Public Broadcasting/Fox 12^[2] Margin of error: ± 5.7% Sample size: 324	May 6–9, 2016	Donald Trump 45%	Ted Cruz 14%	John Kasich 14%	Undecided 19%, Wouldn't Vote 7%
Hoffman Research^[3] Margin of error: ± 4.16% Sample size: 555	April 26–27, 2016	Donald Trump 43%	Ted Cruz 26%	John Kasich 17%	Undecided 13%
DHM Research^[4] Margin of error: ± 7.7% Sample size: 169	July 22–27, 2015	Donald Trump 18%	Scott Walker 12%	Jeb Bush 11%	Ted Cruz 10%, Ben Carson 9%, Rand Paul 6%, Mike Huckabee 6%, John Kasich 4%, Marco Rubio 3%, Chris Christie 2%, Carly Fiorina 2%, Rick Santorum 2%, Bobby Jindal 1%, Rick Perry 1%, Lindsey Graham 0%, Jim Gilmore 0%, George Pataki 0%, Other 2%, DK 12%
Public Policy Polling^[5] Margin of error: ± 5.1% Sample size: 375	May 22–27, 2014	Mike Huckabee 21%	Ted Cruz 16%	Jeb Bush 15%	Rand Paul 15%, Chris Christie 12%, Marco Rubio 4%, Paul Ryan 3%, Scott Walker 3%, Rick Santorum 2%, Someone else/Not sure 10%

Oregon Republican primary, May 17, 2016
Candidate	Votes	Percentage	Actual delegate count
Candidate	Votes	Percentage	Bound	Unbound	Total
Donald Trump	252,748	64.16%	18	0	18
Ted Cruz (withdrawn)	65,513	16.63%	5	0	5
John Kasich (withdrawn)	62,248	15.80%	5	0	5
Write-in	13,411	3.40%	0	0	0
Unprojected delegates:			0	0	0
Total:	393,920	100.00%	28	0	28
Source: The Green Papers

^ Primary results
^ "Primary Election Survey Republicans" (PDF). DHM Research. Archived from the original (PDF) on May 19, 2016. Retrieved May 12, 2016.
^ "OREGON STATEWIDE TRACKING SURVEY" (PDF). Hoffman Research. Archived from the original (PDF) on May 13, 2016. Retrieved April 29, 2016.
^ DHM Research Archived 2015-09-14 at the Wayback Machine
^ Public Policy Polling