YouGov conducted a survey of 1000 Iowa registered voters between Aug 17 and Aug 19, 2016. Respondents were contacted by either Landline, Internet or Opt-In and the interaction was automated. The results of this poll were released on Aug 21, 2016.
The poll was sponsored by CBS News.
Results were provided for each of the 2 publicly acknowledged questions along with the order in which they were presented.
Question 5 | PreferenceView Matchup
If the 2016 presidential election were being held today and the candidates were Hillary
Clinton, the Democrat, and Donald Trump, the Republican, who would you vote for?
Voters selecting someone else in the initial question were given a choice of a selection of third party candidates
| Trump (R) | Clinton (D) | Johnson (L) | Not Sure | Someone Else | Stein (G) | Total |
|---|
| All | 40% | 40% | 7% | 7% | 4% | 2% | 987
Likely |
| Female | 38% | 44% | 5% | 7% | 4% | 1% | 52.38%
517 |
| Male | 43% | 36% | 9% | 7% | 4% | 2% | 47.11%
465 |
| Democrat | 9% | 80% | 3% | 4% | 2% | 1% | 36.78%
363 |
| Independent | 39% | 31% | 10% | 8% | 8% | 4% | 27.36%
270 |
| Republican | 76% | 4% | 8% | 8% | 4% | 0% | 33.84%
334 |
This question was presented to 987 likely voters from Iowa who were contacted in some undisclosed fashion. The margin of sampling error is ± 4%.
The question wording was provided by YouGov and CBS News.
Question 19 | PreferenceView Matchup
In the U.S. Senate election in Iowa in November, would you vote for...
| Grassley (R) | Judge (D) | Not sure yet | Someone Else | Total |
|---|
| All | 45% | 38% | 15% | 1% | 987
Likely |
| Female | 42% | 38% | 20% | 1% | 52.68%
520 |
| Male | 49% | 39% | 10% | 2% | 47.11%
465 |
| Democrat | 8% | 75% | 17% | 0% | 36.78%
363 |
| Independent | 43% | 34% | 19% | 4% | 27.56%
272 |
| Republican | 88% | 3% | 9% | 0% | 33.84%
334 |
This question was presented to 987 likely voters from Iowa who were contacted in some undisclosed fashion. The margin of sampling error is ± 4%.
The question wording was provided by YouGov and CBS News.