California Democratic Presidential Primary
February 28, 2020
| Poll | Date | Sample | Biden | Warren | Sanders | Buttigieg | Harris | Klobuchar | Booker | Yang | Gabbard | O'Rourke | Castro | Steyer | Bennet | Williamson | Bullock | Spread |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Point Blank Political | 2/23 - 2/25 | 2098 LV | 11 | 13 | 34 | 9 | 4 | 2 | 3 | Sanders +21 | ||||||||
| CNN | 2/22 - 2/26 | 488 LV | 13 | 14 | 35 | 7 | 6 | 1 | 3 | Sanders +21 | ||||||||
| University of California, Berkeley | 2/20 - 2/25 | 3002 LV | 8 | 17 | 34 | 11 | 6 | 0 | 1 | 1 | 0 | 2 | 0 | 0 | Sanders +16 | |||
| Change Research | 2/20 - 2/23 | 1069 LV | 12 | 20 | 37 | 11 | 5 | 4 | 2 | 1 | 3 | 0 | 0 | Sanders +17 | ||||
| SurveyUSA | 2/13 - 2/16 | 520 LV | 15 | 9 | 25 | 12 | 6 | 3 | Sanders +4 | |||||||||
| Public Policy Institute of California | 2/7 - 2/17 | 573 LV | 14 | 13 | 32 | 12 | 5 | 1 | 3 | Sanders +18 | ||||||||
| Capitol Weekly | 2/6 - 2/9 | 843 LV | 11 | 16 | 29 | 14 | 5 | 1 | 4 | 3 | 3 | 1 | Sanders +13 | |||||
| SurveyUSA | 1/14 - 1/16 | 565 LV | 30 | 20 | 20 | 8 | 2 | 4 | 2 | 4 | Biden +10 | |||||||
| Public Policy Institute of California | 1/3 - 1/12 | 530 LV | 24 | 23 | 27 | 6 | 4 | 3 | Sanders +3 | |||||||||
| Capitol Weekly | 1/3 - 1/9 | 1053 LV | 20 | 21 | 24 | 11 | 5 | 1 | 7 | 2 | 2 | 0 | Sanders +3 |
