| Poll | Date | Sample | MoE | Republicans (R) | Democrats (D) | Spread |
|---|---|---|---|---|---|---|
| RCP Average | 5/10 - 5/26 | -- | -- | 37.0 | 38.5 | Democrats +1.5 |
| Quinnipiac | 5/19 - 5/26 | 1711 RV | 2.4 | 36 | 39 | Democrats +3 |
| Rasmussen Reports | 5/10 - 5/14 | 2500 LV | 2.0 | 38 | 38 | Tie |
| Poll | Date | Sample | MoE | Republicans (R) | Democrats (D) | Spread |
|---|---|---|---|---|---|---|
| RCP Average | 5/10 - 5/26 | -- | -- | 37.0 | 38.5 | Democrats +1.5 |
| Quinnipiac | 5/19 - 5/26 | 1711 RV | 2.4 | 36 | 39 | Democrats +3 |
| Rasmussen Reports | 5/10 - 5/14 | 2500 LV | 2.0 | 38 | 38 | Tie |
| Rasmussen Reports | 5/3 - 5/7 | 2500 LV | 2.0 | 38 | 38 | Tie |
| Rasmussen Reports | 4/26 - 4/30 | 2500 LV | 2.0 | 40 | 38 | Republicans +2 |
| Rasmussen Reports | 4/19 - 4/23 | 2500 LV | 2.0 | 39 | 38 | Republicans +1 |
| Quinnipiac | 4/16 - 4/21 | 1353 RV | 2.7 | 40 | 37 | Republicans +3 |
| Rasmussen Reports | 4/12 - 4/16 | 2500 LV | 2.0 | 39 | 39 | Tie |
| Rasmussen Reports | 4/5 - 4/9 | 2500 LV | 2.0 | 40 | 37 | Republicans +3 |
| Rasmussen Reports | 3/29 - 4/2 | 2500 LV | 2.0 | 40 | 36 | Republicans +4 |
| Rasmussen Reports | 3/22 - 3/26 | 2500 LV | 2.0 | 39 | 38 | Republicans +1 |
| Rasmussen Reports | 3/15 - 3/19 | 2500 LV | 2.0 | 39 | 39 | Tie |
| Rasmussen Reports | 3/8 - 3/12 | 2500 LV | 2.0 | 39 | 38 | Republicans +1 |
| Rasmussen Reports | 3/1 - 3/5 | 2500 LV | 2.0 | 41 | 36 | Republicans +5 |
| Rasmussen Reports | 2/23 - 3/1 | 2800 LV | 2.0 | 39 | 39 | Tie |
| Rasmussen Reports | 2/16 - 2/22 | 2800 LV | 2.0 | 38 | 39 | Democrats +1 |
| Rasmussen Reports | 2/9 - 2/15 | 2800 LV | 2.0 | 39 | 38 | Republicans +1 |
| Rasmussen Reports | 2/2 - 2/8 | 2800 LV | 2.0 | 40 | 39 | Republicans +1 |
| Rasmussen Reports | 1/26 - 2/1 | 2800 LV | 2.0 | 38 | 40 | Democrats +2 |
| Rasmussen Reports | 1/19 - 1/25 | 2800 LV | 2.0 | 37 | 40 | Democrats +3 |
| Rasmussen Reports | 1/12 - 1/18 | 2800 LV | 2.0 | 38 | 39 | Democrats +1 |
| Rasmussen Reports | 1/5 - 1/11 | 2800 LV | 2.0 | 38 | 38 | Tie |
| Rasmussen Reports | 12/29 - 1/4 | 2800 LV | 2.0 | 38 | 40 | Democrats +2 |
| Rasmussen Reports | 12/22 - 12/28 | 3500 LV | 2.0 | 39 | 39 | Tie |
| Rasmussen Reports | 12/15 - 12/21 | 3500 LV | 2.0 | 40 | 39 | Republicans +1 |
| Rasmussen Reports | 12/8 - 12/14 | 3500 LV | 2.0 | 40 | 37 | Republicans +3 |
| Rasmussen Reports | 12/1 - 12/7 | 3500 LV | 2.0 | 39 | 40 | Democrats +1 |
| Rasmussen Reports | 11/24 - 11/30 | 3500 LV | 2.0 | 41 | 40 | Republicans +1 |
| Rasmussen Reports | 11/17 - 11/23 | 3500 LV | 2.0 | 43 | 39 | Republicans +4 |
| Rasmussen Reports | 11/10 - 11/16 | 3500 LV | 2.0 | 41 | 41 | Tie |
| Rasmussen Reports | 11/3 - 11/9 | 3500 LV | 2.0 | 42 | 41 | Republicans +1 |