Poll Watch: NBC News/Marist Iowa 2014 Senatorial Survey

NBC News/Marist Iowa 2014 Senate Poll 

• Joni Ernst (R) 49% [46%] (43%)
• Bruce Braley (D) 46% [44%] (43%)
• Other 1% [1%] (1%)
• Undecided 4% [9%] (14%)
  

Among Men

• Joni Ernst (R) 54% [53%] (48%)
• Bruce Braley (D) 42% [35%] (40%)
• Other 0% [1%] (1%)
• Undecided 4% [12%] (11%)

Among Women

• Bruce Braley (D) 49% [52%] (45%)
• Joni Ernst (R) 44% [41%] (37%)
• Other 2% [0%] (1%)
• Undecided 5% [7%] (17%)

Favorable / Unfavorable {Net}

• Joni Ernst 44% [44%] (38%) / 44% [44%] (33%) {0%}
• Bruce Braley 39% [39%] (36%) / 46% [44%] (32%) {-7%}

Survey of 772 likely voters was conducted October 18-22, 2014.  The margin of error is +/- 3.5 percentage points. Results from the poll conducted September 27 - October 1, 2014 are in square brackets. Results from the poll conducted July 7-13, 2014 are in parentheses.