2008 Iowa Republican Presidential Primary
What are these numbers? Click here for details.
The chart below plots the standard estimate for each candidate; a chart further down the page plots the three trends of varying intensity.
(Alternate Chart: All data since 2004)
| Pollster | Dates | N/Pop | Giuliani | Huckabee | McCain | Paul | Romney | Thompson |
| InsiderAdvantage | 1/2/2008 | 430 LV | 5 | 30 | 11 | 7 | 24 | 11 |
| ARG | 12/31/07-1/2/08 | 600 LV | 8 | 29 | 11 | 6 | 24 | 13 |
| Reuters/CSPAN/ Zogby | 12/30/07-1/2/08 | 914 LV | 6 | 31 | 10 | 10 | 25 | 11 |
| Reuters/CSPAN/ Zogby* | 12/29/07-1/1/08 | 882 LV | 7 | 28 | 12 | 9 | 26 | 12 |
| Reuters/CSPAN/ Zogby* | 12/28-31/07 | 903 LV | 8 | 29 | 12 | 7 | 25 | 10 |
| Strategic Vision (R) | 12/28-30/07 | 600 LV | 4 | 28 | 16 | 4 | 30 | 13 |
| Register/Selzer | 12/27-30/07 | 800 LV | 5 | 32 | 13 | 9 | 26 | 9 |
| Reuters/CSPAN/ Zogby* | 12/27-30/07 | 876 LV | 7 | 29 | 13 | 7 | 27 | 8 |
| CNN | 12/26-30/07 | 373 LV | 8 | 28 | 10 | 8 | 31 | 13 |
| Reuters/CSPAN/ Zogby | 12/26-29/07 | 867 LV | 8 | 29 | 11 | 8 | 28 | 8 |
| McClatchy/MSNBC/ Mason-Dixon | 12/26-28/07 | 400 LV | 5 | 23 | 13 | 5 | 27 | 14 |
| ARG | 12/26-28/07 | 600 LV | 6 | 23 | 11 | 6 | 32 | 7 |
| Research 2000 | 12/26-27/07 | 500 LV | 8 | 34 | 8 | 8 | 27 | 11 |
| Strategic Vision (R) | 12/26-27/07 | 600 LV | 4 | 29 | 14 | 4 | 27 | 15 |
| Times/Bloomberg | 12/20-26/07 | 310 CV | 6 | 37 | 11 | 2 | 23 | 11 |
| ARG | 12/20-23/07 | 600 LV | 14 | 23 | 17 | 10 | 21 | 3 |
| ARG | 12/16-19/07 | 600 LV | 13 | 28 | 20 | 4 | 17 | 5 |
| Strategic Vision (R) | 12/16-18/07 | 600 LV | 6 | 31 | 8 | 5 | 25 | 16 |
| CNN | 12/14-18/07 | 359 LV | 11 | 33 | 9 | 6 | 25 | 9 |
| Rasmussen | 12/17/2007 | 496 LV | 8 | 28 | 14 | 6 | 27 | 8 |
| InsiderAdvantage | 12/16-17/07 | 418 HLV | 5 | 25 | 7 | 6 | 28 | 11 |
| ABC/Post | 12/13-17/07 | 501 LV | 8 | 35 | 6 | 8 | 27 | 9 |
| Research 2000 | 12/10-13/07 | 500 LV | 9 | 31 | 7 | 7 | 22 | 9 |
| Diageo/Hotline | 12/7-12/07 | 446 LV | 12 | 36 | 5 | 5 | 23 | 8 |
| Rasmussen | 12/10/2007 | 789 LV | 8 | 39 | 6 | 5 | 23 | 8 |
| Strategic Vision (R) | 12/8-10/07 | 600 LV | 10 | 30 | 5 | 4 | 25 | 13 |
| Newsweek | 12/5-6/07 | 275 LV | 9 | 39 | 6 | 8 | 17 | 10 |
| McClatchy-MSNBC | 12/3-6/07 | 400 LV | 5 | 32 | 7 | 2 | 20 | 11 |
| Strategic Vision (R) | 11/30-12/2/07 | 600 LV | 13 | 27 | 6 | 5 | 24 | 11 |
| Zogby | 11/29-12/01/07 | 508 LV | 12 | 25 | 5 | 5 | 26 | 8 |
| ARG | 11/26-29/07 | 600 LV | 9 | 27 | 9 | 3 | 28 | 14 |
| Register/Selzer | 11/25-28/07 | 500 LV | 13 | 29 | 7 | 7 | 24 | 9 |
| Rasmussen | 11/26-27/07 | 839 LV | 12 | 28 | 4 | 5 | 25 | 11 |
| Strategic Vision (R) | 11/23-25/07 | 600 LV | 14 | 24 | 7 | 5 | 26 | 10 |
| Pew/AP | 11/7-25/07 | 264 LV | 14 | 24 | 5 | 5 | 25 | 12 |
| ABC/Post | 11/14-18/07 | 400 LV | 13 | 24 | 6 | 6 | 28 | 15 |
| Iowa State | 11/6-18/07 | 241 LV | 16 | 22 | 8 | 3 | 25 | 9 |
| Research 2000 | 11/12-14/07 | 400 LV | 16 | 18 | 6 | 5 | 27 | 10 |
| ARG | 11/10-14/07 | 600 LV | 11 | 24 | 10 | 3 | 26 | 11 |
| Rasmussen | 11/12/2007 | 825 LV | 15 | 16 | 6 | 4 | 29 | 14 |
| Strategic Vision (R) | 11/9-12/07 | 600 LV | 12 | 19 | 7 | 5 | 30 | 11 |
| CBS/Times | 11/2-12/07 | 480 LV | 15 | 21 | 4 | 4 | 27 | 9 |
| Zogby | 11/6/2007 | 410 LV | 11 | 15 | 8 | 4 | 31 | 10 |
| ARG | 10/26-29/07 | 600 LV | 16 | 19 | 14 | 1 | 27 | 8 |
| U of Iowa | 10/17-24/07 | 282 LV | 13 | 13 | 6 | - | 36 | 11 |
| Strategic Vision (R) | 10/12-14/07 | 600 LV | 13 | 12 | 5 | 4 | 27 | 10 |
| Rasmussen | 10/10-14/07 | 650 LV | 13 | 18 | 6 | 2 | 25 | 19 |
| InsiderAdvantage | 10/2-3/07 | 1339 LV | 16 | 13 | 10 | 4 | 24 | 13 |
| Register/Selzer | 10/1-3/07 | 405 LV | 11 | 12 | 7 | 4 | 29 | 18 |
| ARG | 9/26-29/07 | 600 LV | 21 | 4 | 11 | 2 | 22 | 16 |
| Newsweek | 9/26-27/07 | LV | 13 | 12 | 9 | 5 | 24 | 16 |
| Strategic Vision (R) | 9/21-23/07 | 600 LV | 17 | 8 | 6 | 3 | 30 | 13 |
| Times/Bloomberg | 9/6-10/07 | 350 LV | 16 | 8 | 7 | 2 | 28 | 16 |
| ARG | 8/26-29/07 | 600 LV | 17 | 14 | 5 | 1 | 27 | 13 |
| McLaughlin (R)/ Hart (D) | 8/20-21/07 | 500 LV | 12 | 11 | 7 | 1 | 35 | 11 |
| Strategic Vision (R) | 8/17-19/07 | 600 LV | 13 | 8 | 8 | 3 | 31 | 15 |
| Zogby | 8/17-18/07 | 487 LV | 14 | 8 | 6 | 3 | 33 | 12 |
| ABC/Post | 7/26-31/07 | 402 LV | 14 | 8 | 8 | 2 | 25 | 13 |
| ARG | 7/26-30/07 | 600 LV | 22 | 1 | 17 | 1 | 21 | 13 |
| Research 2000 | 7/23-25/07 | 400 LV | 13 | 2 | 10 | 1 | 25 | 14 |
| Victory Ent (R) | 7/23-25/07 | 400 LV | 9 | 4 | 5 | 1 | 26 | 7 |
| ARG | 6/26-30/07 | 600 LV | 18 | 1 | 13 | 1 | 25 | 14 |
| Strategic Vision (R) | 6/22-24/07 | 600 LV | 14 | 5 | 10 | 2 | 23 | 17 |
| Mason-Dixon | 6/13-16/07 | 400 LV | 15 | 7 | 6 | 0 | 25 | 17 |
| V/C (R-Romney) | 5/29-5/31/07 | 402 LV | 12 | 7 | 9 | - | 29 | 10 |
| PPP (D) | 5/30/2007 | 774 LV | 8 | 4 | 9 | 2 | 31 | 15 |
| ARG | 5/24-27/07 | 600 LV | 23 | 2 | 25 | 0 | 16 | 6 |
| Strategic Vision (R) | 5/18-20/07 | 600 LV | 18 | 3 | 16 | 2 | 20 | 10 |
| Register/Selzer | 5/12-16/07 | 401 LV | 17 | 4 | 18 | 0 | 30 | - |
| Research 2000 | 5/14-15/07 | 400 LV | 17 | 2 | 18 | 0 | 16 | 9 |
| Zogby | 5/14-15/07 | 600 LV | 16 | 1 | 18 | 0 | 17 | 8 |
| ARG | 4/27-30/07 | 600 LV | 19 | 2 | 26 | 0 | 14 | 13 |
| Strategic Vision (R) | 3/30-4/1/07 | 600 LV | 25 | 2 | 20 | 1 | 8 | 11 |
| Zogby | 3/28/2007 | 404 LV | 25 | 2 | 19 | - | 11 | 7 |
| ARG | 3/19-22/07 | 600 LV | 29 | 0 | 29 | 0 | 10 | 12 |
| V/C (R-Romney) | 3/2007 | LV | 24 | 7 | 17 | - | 15 | - |
| Strategic Vision (R) | 2/16-18/07 | 600 LV | 29 | 2 | 22 | - | 9 | - |
| ARG | 2/2007 | 600 LV | 31 | 1 | 23 | 0 | 8 | - |
| ARG | 1/29-2/1/07 | 600 LV | 27 | 2 | 22 | 0 | 11 | - |
| Strategic Vision (R) | 1/19-21/07 | 600 LV | 25 | 1 | 21 | - | 8 | - |
| Zogby | 1/15-16/07 | 465 LV | 19 | 1 | 17 | - | 5 | - |
| ARG | 12/19-23/06 | 600 LV | 28 | 1 | 26 | - | 6 | - |
| Research 2000 | 12/18-20/06 | 400 LV | 26 | - | 27 | - | 9 | - |
| Victory Ent. (R) | 8/14-15/06 | 400 LV | 30 | 3 | 17 | - | 5 | - |
| ARG | 4/25-5/2/06 | 600 LV | - | 0 | 26 | - | 3 | - |
| Victory Ent. (R) | 8/8-10/05 | 400 LV | 15 | - | 16 | - | 1 | - |
| U of Iowa | 7/29-8/5/07 | 223 LV | 12 | 2 | 3 | - | 28 | 8 |
| Zogby | 5/14-15/07 | 600 LV | 18 | 2 | 18 | 1 | 19 | 9 |
| U of Iowa | 3/19-31/07 | 178 LV | 20 | - | 21 | - | 17 | - |
* denotes a survey not plotted in our charts, click here for further explanation.
(Download printable .pdf with polling data for all active candidates.)
Trends of Varying Sensitivity
All Candidates
(Alternate Chart: All data since 2004)
