IA - 2016 Democratic Presidential Primary: Hillary Clinton 60% - Bernie Sanders 15% - Joe Biden 11% - (Quinnipiac 05/07/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +45

IA - 2016 GOP Presidential Primary: Scott Walker 21% - Marco Rubio 13% - Rand Paul 13% - (Quinnipiac 05/06/2015) chart & more info

Marco Rubio
Scott Walker
  • Walker +8

IA - 2016 Presidential Election: Hillary Clinton 48% - Scott Walker 41% - (PPP 05/01/2015) chart & more info

Scott Walker
Hillary Clinton
  • Clinton +7

IA - 2016 Presidential Election: Hillary Clinton 45% - Jeb Bush 42% - (PPP 05/01/2015) chart & more info

Jeb Bush
Hillary Clinton
  • Clinton +3

IA - 2016 Presidential Election: Hillary Clinton 45% - Rand Paul 43% - (PPP 05/01/2015) chart & more info

Rand Paul
Hillary Clinton
  • Clinton +2

IA - 2016 Presidential Election: Hillary Clinton 46% - Marco Rubio 44% - (PPP 05/01/2015) chart & more info

Marco Rubio
Hillary Clinton
  • Clinton +2

IA - 2016 Presidential Election: Hillary Clinton 45% - Chris Christie 40% - (PPP 05/01/2015) chart & more info

Chris Christie
Hillary Clinton
  • Clinton +5

IA - 2016 Presidential Election: Hillary Clinton 46% - Mike Huckabee 44% - (PPP 05/01/2015) chart & more info

Mike Huckabee
Hillary Clinton
  • Clinton +2

IA - 2016 Presidential Election: Hillary Clinton 48% - Rick Perry 41% - (PPP 05/01/2015) chart & more info

Rick Perry
Hillary Clinton
  • Clinton +7

IA - 2016 Presidential Election: Hillary Clinton 49% - Ted Cruz 42% - (PPP 05/01/2015) chart & more info

Ted Cruz
Hillary Clinton
  • Clinton +7

IA - 2016 Presidential Election: Hillary Clinton 48% - Ben Carson 41% - (PPP 05/01/2015) chart & more info

Ben Carson
Hillary Clinton
  • Clinton +7

IA - 2016 Democratic Presidential Primary: Hillary Clinton 57% - Elizabeth Warren 15% - Joe Biden 6% - (Loras College 04/29/2015) chart & more info

Elizabeth Warren
Hillary Clinton
  • Clinton +42

IA - 2016 Democratic Presidential Primary: Hillary Clinton 62% - Bernie Sanders 14% - Martin O'Malley 6% - (PPP 04/28/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +48

IA - 2016 GOP Presidential Primary: Scott Walker 23% - Jeb Bush 12% - Marco Rubio 13% - (PPP 04/28/2015) chart & more info

Jeb Bush
Scott Walker
  • Walker +11

IA - 2016 GOP Presidential Primary: Scott Walker 13% - Jeb Bush 10% - Marco Rubio 10% - (Loras College 04/28/2015) chart & more info

Jeb Bush
Scott Walker
  • Walker +3

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