Senate: Ratings, Changes
Final Senate Results
House: Ratings, Changes
Final House Results
Governor: Ratings, Changes
Final Governor Results
Iowa Democratic Presidential Caucus
Polling Data
| Poll | Date | Sample | Clinton | Sanders | Biden | O'Malley | Webb | Chafee | Spread |
|---|---|---|---|---|---|---|---|---|---|
| RCP Average | 4/25 - 6/8 | -- | 57.5 | 14.5 | 9.3 | 2.3 | 2.3 | 0.3 | Clinton +43.0 |
| Morning Consult | 5/31 - 6/8 | 322 RV | 54 | 12 | 9 | 1 | 1 | 0 | Clinton +42 |
| Des Moines Register | 5/25 - 5/29 | 437 LV | 57 | 16 | 8 | 2 | 2 | -- | Clinton +41 |
| Gravis Marketing | 5/28 - 5/29 | 434 RV | 59 | 15 | -- | 3 | 3 | 1 | Clinton +44 |
| Quinnipiac | 4/25 - 5/4 | 692 LV | 60 | 15 | 11 | 3 | 3 | 0 | Clinton +45 |
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Polling Data
| Poll | Date | Sample | Clinton | Sanders | Biden | O'Malley | Webb | Chafee | Spread |
|---|---|---|---|---|---|---|---|---|---|
| RCP Average | 4/25 - 6/8 | -- | 57.5 | 14.5 | 9.3 | 2.3 | 2.3 | 0.3 | Clinton +43.0 |
| Morning Consult | 5/31 - 6/8 | 322 RV | 54 | 12 | 9 | 1 | 1 | 0 | Clinton +42 |
| Des Moines Register | 5/25 - 5/29 | 437 LV | 57 | 16 | 8 | 2 | 2 | -- | Clinton +41 |
| Gravis Marketing | 5/28 - 5/29 | 434 RV | 59 | 15 | -- | 3 | 3 | 1 | Clinton +44 |
| Quinnipiac | 4/25 - 5/4 | 692 LV | 60 | 15 | 11 | 3 | 3 | 0 | Clinton +45 |
| PPP (D) | 4/23 - 4/26 | 466 LV | 62 | 14 | -- | 6 | 3 | 2 | Clinton +48 |
| Loras College | 4/21 - 4/23 | 491 LV | 57 | 2 | 6 | 2 | 1 | 0 | Clinton +42 |
| Quinnipiac | 2/16 - 2/23 | 619 LV | 61 | 5 | 7 | 0 | 2 | -- | Clinton +42 |
| NBC News/Marist | 2/3 - 2/10 | 321 RV | 68 | 7 | 12 | 0 | 1 | -- | Clinton +56 |
| DM Register/Bloomberg | 1/26 - 1/29 | 401 LV | 56 | 5 | 9 | 1 | 3 | -- | Clinton +40 |
| Loras College | 1/21 - 1/26 | 261 LV | 48 | 4 | 13 | 0 | 2 | -- | Clinton +31 |
| FOX News | 10/28 - 10/30 | 352 LV | 62 | -- | 10 | 2 | -- | -- | Clinton +48 |
| DM Register/Bloomberg | 10/1 - 10/7 | 426 LV | 53 | 3 | 9 | 0 | 1 | -- | Clinton +43 |
| CNN/Opinion Research | 9/8 - 9/10 | 309 RV | 53 | 5 | 15 | 2 | -- | -- | Clinton +38 |
| USA Today/Suffolk | 8/23 - 8/26 | 191 LV | 66 | -- | 8 | 2 | -- | -- | Clinton +56 |
| PPP (D) | 5/15 - 5/19 | 356 RV | 59 | -- | 12 | 1 | -- | -- | Clinton +47 |
| Vox Populi/ Dly Caller (R) | 4/22 - 4/24 | RV | 71 | -- | 13 | 1 | -- | -- | Clinton +58 |
| Suffolk | 4/3 - 4/8 | 135 LV | 63 | -- | 10 | -- | -- | -- | Clinton +51 |
| PPP (D) | 2/20 - 2/23 | 335 RV | 67 | -- | 12 | 0 | -- | -- | Clinton +55 |
| Harper (R) | 11/23 - 11/24 | 308 LV | 71 | -- | 11 | 1 | -- | -- | Clinton +60 |
| PPP (D) | 7/5 - 7/7 | 260 RV | 71 | -- | 12 | 1 | -- | -- | Clinton +59 |
| PPP (D) | 2/1 - 2/3 | 313 RV | 68 | -- | 21 | 0 | -- | -- | Clinton +47 |
| Harper (R) | 1/29 - 1/29 | LV | 65 | -- | 14 | -- | -- | -- | Clinton +51 |
| PPP (D) | 7/12 - 7/15 | 416 RV | 60 | -- | 18 | 0 | -- | -- | Clinton +42 |
| PPP (D) | 5/3 - 5/6 | 335 RV | 62 | -- | 14 | 1 | -- | -- | Clinton +48 |