| Poll | Date |
Carson
|
Trump
|
Cruz
|
Rubio
|
Bush
|
Paul
|
Fiorina
|
Huckabee
|
Jindal
|
Kasich
|
Santorum
|
Christie
|
Pataki
|
Graham
|
Spread |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| RCP Average | 10/14 - 10/22 | 27.7 | 22.0 | 10.7 | 10.3 | 5.3 | 4.7 | 4.0 | 2.3 | 2.3 | 2.3 | 1.7 | 1.0 | 0.0 | 0.0 | Carson +5.7 |
| CBS/YouGovCBS/YouGov | 10/15 - 10/22 | 27 | 27 | 12 | 9 | 6 | 3 | 3 | 2 | 2 | 2 | 2 | 1 | 0 | 0 | Tie |
| DMR/BloombergDMR/Bloomberg | 10/16 - 10/19 | 28 | 19 | 10 | 9 | 5 | 5 | 4 | 3 | 2 | 2 | 2 | 1 | 0 | 0 | Carson +9 |
| QuinnipiacQuinnipiac | 10/14 - 10/20 | 28 | 20 | 10 | 13 | 5 | 6 | 5 | 2 | 3 | 3 | 1 | 1 | 0 | 0 | Carson +8 |
Why are there only 3 polls in the Iowa average? Their other averages include more.