| Poll | Date | Sample | Bush | Rubio | Walker | Christie | Paul | Carson | Cruz | Huckabee | Jindal | Fiorina | Kasich | Perry | Spread |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CNU | 4/13 - 4/24 | RV | 17 | 16 | 10 | 10 | 10 | 7 | 7 | 6 | 2 | 1 | 0 | 0 | Bush +1 |
| CNU | 1/30 - 2/10 | RV | 21 | 6 | 16 | 10 | 6 | 9 | 3 | 10 | 2 | -- | 3 | 1 | Bush +5 |
| CNU | 2/23 - 2/28 | 338 RV | 18 | 4 | 3 | 19 | 7 | -- | 9 | 13 | -- | -- | -- | -- | Christie +1 |
| PPP (D) | 7/11 - 7/14 | 415 RV | 16 | 12 | -- | 16 | 15 | -- | 9 | -- | 4 | -- | -- | -- | Tie |
| PPP (D) | 5/24 - 5/26 | 500 RV | 14 | 17 | -- | 15 | 10 | -- | 8 | -- | 3 | -- | -- | -- | Rubio +2 |