Poll Watch: Gravis Marketing Iowa 2016 Presidential Survey

Gravis Marketing Iowa 2016 Presidential Poll

• Hillary Clinton (D) 42%
• Donald Trump (R) 40%

Including Third-Party Candidates:

• Hillary Clinton (D) 39%
• Donald Trump (R) 37%
• Gary Johnson (L) 8%
• Jill Stein (G) 2%

Survey of 1,318 adults was conducted July 7-8, 2016. The margin of error is +/- 2.7 percentage points.