Poll Update

2016 Iowa President - Trump 40%, Clinton 39% (RABA Research/Simpson College 9/6-9/8/16)

Population 1,054 Likely Voters
Margin of Error ±3.0 percentage points
Polling Method IVR/Online
Source RABA Research/Simpson [PDF]
This poll asked respondents 3 questions tracked by HuffPost Pollster. Read our FAQ.

If the election for President were held today among these four candidates, for whom would you vote?

Asked of 1054 Likely Voters
Republican Donald Trump 40%
Democrat Hillary Clinton 39%
Libertarian Gary Johnson 10%
Green Party candidate Jill Stein 3%
Not sure 8%

If the election were held today between only these two candidates, for whom would you vote?

Asked of 1054 Likely Voters
Republican Donald Trump 43%
Democrat Hillary Clinton 42%
Not sure 15%

If the election for U.S. Senate were held today, for whom would you vote?

Asked of 1054 Likely Voters
Republican Chuck Grassley I 50%
Democrat Patty Judge 37%
Not sure 13%