Poll Watch: NBC News/Wall Street Journal/Marist Iowa 2016 Presidential Survey

NBC News/WSJ/Marist Iowa 2016 Presidential Poll

• Carly Fiorina (R) 52%
• Hillary Clinton (D) 38%

• Jeb Bush (R) 50% {50%} [40%] (42%)
• Hillary Clinton (D) 40% {39%} [48%] (46%)

• Donald Trump (R) 48% {48%}
• Hillary Clinton (D) 41% {43%}

Survey of 1,061 registered voters was conducted September 23-30, 2015. The margin of error is +/- 3.0 percentage points.  Results from the poll conducted August 26 - September 2, 2015 are in curly brackets. Results from the poll conducted February 3-10, 2015 are in square brackets. Results from the poll conducted July 7-13, 2014 are in parentheses.