From Wikipedia, the free encyclopedia
| List of polls
|
|
Delegate count: 29 Pledged, 8 Unpledged
- Winner
 Bernie Sanders- Primary date
- May 10, 2016
| Poll source
|
Date
|
1st
|
2nd
|
3rd
|
Other
|
| Primary results
|
May 10, 2016
|
Bernie Sanders
51.4%
|
Hillary Clinton
35.8%
|
Paul Farrell
8.9%
|
Others
3.9%
|
| MetroNews[1]
Margin of error: ±4.0%
Sample size: 315
|
April 22-May 2, 2016
|
Bernie Sanders
47%
|
Hillary Clinton
43%
|
|
Undecided 11%
|
| Public Policy Polling[2]
Margin of error: ±3.9%
Sample size: 637
|
April 29-May 1, 2016
|
Bernie Sanders
45%
|
Hillary Clinton
37%
|
|
Undecided 18%
|
| West Virginia Veterans/Thirty-Ninth Street Strategies[3]
Margin of error: ±3.9%
Sample size: 600
|
March 2–6, 2016
|
Hillary Clinton
44%
|
Bernie Sanders
31%
|
Paul Farrell
6%
|
Keith Judd 1%
Others 7%
Undecided 11%
|
| Orion Strategies[4]
Margin of error: ±5.6%
Sample size: 306
|
February 20–21, 2016
|
Bernie Sanders
32%
|
Hillary Clinton
24%
|
|
Undecided 44%
|
| REPASS Research
Margin of error: ±4.9%[5]
Sample size: 411
|
February 11–16, 2016
|
Bernie Sanders
57%
|
Hillary Clinton
29%
|
|
|
| Orion Strategies[6]
Margin of error: ±4.9%[7]
Sample size: 306
|
August 27, 2015
|
Hillary Clinton
23%
|
Joe Biden
16%
|
Bernie Sanders
12%
|
Undecided 49%
|
| Prism Surveys[8]
Margin of error: ± 3.21%
Sample size: 900
|
August 21, 2015
|
Hillary Clinton
36%
|
Bernie Sanders
32%
|
|
Undecided 32%
|
|
