Poll Data For Montana (3 Electoral Votes)
McCain : 48.1% Obama: 45.4% - Too Close To Call
| Poll | Dates | Obama % | McCain % | Poll Age | Poll Weight | |||||
| PPP | 2734 | LV | 1.9% | 10/31 | - | 11/2 | 48 | 47 | 0 | 1 |
| Research 2000 | 500 | LV | 4.5% | 10/28 | - | 10/30 | 44 | 48 | 3 | 0.917 |
| ARG | 600 | LV | 4.0% | 10/28 | - | 10/30 | 46 | 49 | 3 | 0.917 |
| Rasmussen | 500 | LV | 4.5% | 10/29 | 46 | 50 | 4 | 0.862 | ||
| Mason-Dixon | 625 | LV | 4.0% | 10/23 | - | 10/25 | 44 | 48 | 8 | 0.61 |
| Montana State | 403 | LV | 5.0% | 10/16 | - | 10/20 | 44 | 40 | 13 | 0.372 |
| Research 2000 | 500 | LV | 4.5% | 10/15 | - | 10/16 | 45 | 49 | 17 | 0.257 |
| ARG | 600 | LV | 4.0% | 10/6 | - | 10/8 | 45 | 50 | 25 | 0.138 |
| Rasmussen | 500 | LV | 4.5% | 10/1 | 44 | 52 | 32 | 0.089 | ||
| Research 2000 | 500 | LV | 4.5% | 9/22 | - | 9/24 | 39 | 52 | 39 | 0.062 |
| CNN | 737 | LV | 3.5% | 9/21 | - | 9/23 | 43 | 54 | 40 | 0.059 |
| ARG | 600 | LV | 4.0% | 9/7 | - | 9/9 | 47 | 49 | 54 | 0.033 |
| Rasmussen | 700 | LV | 4.0% | 9/8 | 42 | 53 | 55 | 0.032 | ||
| Rasmussen | 500 | LV | 4.5% | 7/29 | 47 | 47 | 96 | 0.011 | ||
| Rasmussen | 500 | LV | 4.5% | 7/1 | 48 | 43 | 124 | 0.006 | ||
| Rasmussen | 500 | LV | 4.5% | 4/6 | 43 | 48 | 210 | 0.002 | ||
| Survey USA | 640 | RV | 4.0% | 2/26 | - | 2/28 | 39 | 47 | 248 | 0.002 |
