| Poll | Date | Sample | MoE | Clinton (D) | Cruz (R) | Spread |
|---|---|---|---|---|---|---|
| Quinnipiac | 6/4 - 6/15 | 1191 RV | 2.8 | 47 | 39 | Clinton +8 |
| PPP (D) | 6/4 - 6/7 | 859 RV | 3.3 | 44 | 43 | Clinton +1 |
| Quinnipiac | 3/17 - 3/28 | 1077 RV | 3.0 | 48 | 38 | Clinton +10 |
| Quinnipiac | 5/7 - 5/12 | 1174 RV | 2.9 | 51 | 37 | Clinton +14 |
| Quinnipiac | 2/12 - 2/17 | 1370 RV | 2.7 | 51 | 34 | Clinton +17 |
| Quinnipiac | 11/19 - 11/24 | 1361 RV | 2.7 | 50 | 35 | Clinton +15 |