US - 2016 GOP Presidential Primary: Donald Trump 23% - Ben Carson 13% - Carly Fiorina 13% - (Suffolk Univ/USA Today 09/30/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +10

US - 2016 GOP Presidential Primary: Donald Trump 21% - Ben Carson 20% - Carly Fiorina 11% - (NBC/WSJ 09/27/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +1

US - 2016 GOP Presidential Primary: Donald Trump 25% - Ben Carson 17% - Carly Fiorina 12% - (Quinnipiac 09/24/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +8

US - 2016 GOP Presidential Primary: Donald Trump 21% - Ben Carson 16% - Carly Fiorina 11% - (Bloomberg 09/24/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +5

US - 2016 GOP Presidential Primary: Donald Trump 26% - Ben Carson 18% - Carly Fiorina 9% - (FOX News 09/23/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +8

US - 2016 GOP Presidential Primary: Donald Trump 24% - Ben Carson 14% - Carly Fiorina 15% - (CNN/ORC 09/20/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +10

US - 2016 GOP Presidential Primary: Donald Trump 27% - Ben Carson 23% - Jeb Bush 6% - (CBS News/NYT 09/15/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +4

US - 2016 GOP Presidential Primary: Donald Trump 33% - Ben Carson 20% - Jeb Bush 8% - (ABC News/Wash Post 09/14/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +13

US - 2016 GOP Presidential Primary: Donald Trump 34% - Jeb Bush 12% - Ben Carson 20% - (Emerson College 09/10/2015) chart & more info

Jeb Bush
Donald Trump
  • Trump +22

US - 2016 GOP Presidential Primary: Donald Trump 32% - Jeb Bush 9% - Ben Carson 19% - (CNN/ORC 09/10/2015) chart & more info

Jeb Bush
Donald Trump
  • Trump +23

US - 2016 GOP Presidential Primary: Donald Trump 30% - Jeb Bush 8% - Ben Carson 18% - (Monmouth Univ. 09/03/2015) chart & more info

Jeb Bush
Donald Trump
  • Trump +22

US - 2016 GOP Presidential Primary: Donald Trump 29% - Jeb Bush 9% - Ben Carson 15% - (PPP 09/01/2015) chart & more info

Jeb Bush
Donald Trump
  • Trump +20

US - 2016 GOP Presidential Primary: Donald Trump 28% - Jeb Bush 7% - Ben Carson 12% - (Quinnipiac 08/27/2015) chart & more info

Jeb Bush
Donald Trump
  • Trump +21

US - 2016 GOP Presidential Primary: Donald Trump 24% - Jeb Bush 13% - Marco Rubio 8% - (CNN/ORC 08/18/2015) chart & more info

Jeb Bush
Donald Trump
  • Trump +11

US - 2016 GOP Presidential Primary: Donald Trump 25% - Jeb Bush 9% - Marco Rubio 4% - (FOX News 08/16/2015) chart & more info

Jeb Bush
Donald Trump
  • Trump +16