Poll Watch: NBC News/Marist Iowa 2016 Republican Caucus Survey

NBC News/Marist Iowa 2016 GOP Caucus Poll

• Jeb Bush 12%
• Rand Paul 12%
• Paul Ryan 11%
• Rick Santorum 9%
• Chris Christie 8%
• Rick Perry 7%
• Ted Cruz 7%
• Marco Rubio 7%
• Scott Walker 5%
• Bobby Jindal 1%
• Undecided 20%

Survey of 558 registered Republican voters was conducted July 7-13, 2014.  The margin of error is +/- 4.1 percentage points.