IA - 2016 Democratic Presidential Primary: Hillary Clinton 57% - Bernie Sanders 16% - Joe Biden 8% - (Des Moines Register 06/01/2015)
Source: Des Moines Register
Method: Phone
Date: 05/25/2015 - 05/29/2015
Voters: 437 (Likely voters)
Margin of Error: 4.7 %
Full Result:
- Clinton 57%
- Sanders 16%
- Biden 8%
- O'Malley 2%
- Webb 2%
