US - 2016 GOP Presidential Primary: Donald Trump 28% - Ben Carson 23% - Marco Rubio 11% - (IBD/TIPP 10/31/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +5

PA - 2016 GOP Presidential Primary: Donald Trump 23% - Ben Carson 22% - Marco Rubio 13% - (Franklin & Marshall 10/29/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +1

TX - 2016 GOP Presidential Primary: Donald Trump 22% - Ted Cruz 14% - Ben Carson 23% - (KTVT-CBS 11/Dixie Strategies 10/28/2015) chart & more info

Ted Cruz
Donald Trump
  • Trump +8

US - 2016 GOP Presidential Primary: Ben Carson 26% - Donald Trump 22% - Marco Rubio 8% - (CBS News/NYT 10/27/2015) chart & more info

Donald Trump
Ben Carson
  • Carson +4

SC - 2016 GOP Presidential Primary: Donald Trump 23% - Ben Carson 19% - Marco Rubio 9% - (Clemson Univ. 10/27/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +4

NC - 2016 GOP Presidential Primary: Donald Trump 31% - Ben Carson 23% - Marco Rubio 11% - (PPP 10/27/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +8

IA - 2016 GOP Presidential Primary: Ben Carson 32% - Donald Trump 18% - Marco Rubio 10% - (Monmouth Univ. 10/26/2015) chart & more info

Donald Trump
Ben Carson
  • Carson +14

IA - 2016 GOP Presidential Primary: Ben Carson 31% - Donald Trump 19% - Marco Rubio 10% - (Loras College 10/26/2015) chart & more info

Donald Trump
Ben Carson
  • Carson +12

IA - 2016 GOP Presidential Primary: Ben Carson 28% - Donald Trump 19% - Marco Rubio 9% - (Des Moines Register/Bloomberg 10/23/2015) chart & more info

Donald Trump
Ben Carson
  • Carson +9

MA - 2016 GOP Presidential Primary: Donald Trump 48% - Ben Carson 14% - Marco Rubio 12% - (Emerson College 10/23/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +34

IA - 2016 GOP Presidential Primary: Ben Carson 28% - Donald Trump 20% - Marco Rubio 13% - (Quinnipiac 10/22/2015) chart & more info

Donald Trump
Ben Carson
  • Carson +8

NH - 2016 GOP Presidential Primary: Donald Trump 24% - Ben Carson 17% - Jeb Bush 10% - (Bloomberg/Saint Anselm/Purple Strategies 10/21/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +7

US - 2016 GOP Presidential Primary: Donald Trump 32% - Ben Carson 22% - Marco Rubio 10% - (ABC News/Wash Post 10/21/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +10

NH - 2016 GOP Presidential Primary: Donald Trump 28% - Ben Carson 16% - Carly Fiorina 10% - (Boston Herald/Franklin Pierce Univ. 10/20/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +12

NH - 2016 GOP Presidential Primary: Donald Trump 28% - Ben Carson 11% - Carly Fiorina 7% - (PPP 10/20/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +17

US - 2016 GOP Presidential Primary: Donald Trump 32% - Ben Carson 23% - Marco Rubio 14% - (Emerson College 10/20/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +9

US - 2016 GOP Presidential Primary: Donald Trump 28% - Ben Carson 18% - Ted Cruz 10% - (Monmouth Univ. 10/20/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +10

US - 2016 GOP Presidential Primary: Donald Trump 27% - Ben Carson 22% - Marco Rubio 8% - (CNN/ORC 10/20/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +5

US - 2016 GOP Presidential Primary: Donald Trump 25% - Ben Carson 22% - Marco Rubio 13% - (NBC/WSJ 10/19/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +3

NJ - 2016 GOP Presidential Primary: Donald Trump 32% - Ben Carson 13% - Marco Rubio 13% - (Rutgers-Eagleton 10/15/2015) chart & more info

Ben Carson
Donald Trump
  • Trump +19