Poll Watch: CBS News/YouGov Iowa 2020 Democratic Caucus Survey

CBS News/YouGov Iowa 2020 Democratic Caucus Poll

• Joe Biden 29% [24%] (30%)
• Bernie Sanders 26% [19%] (22%)
• Elizabeth Warren 17% [17%] (12%)
• Pete Buttigieg 7% [7%] (11%)
• Kamala Harris 6% [16%] (5%)
• Amy Klobuchar 2% [4%] (4%)
• Tom Steyer 2% [2%]
• Cory Booker 2% [3%] (3%)
• Beto O'Rourke 2% [1%] (4%)
• Andrew Yang 1% [0%] (0%)
• Bill de Blasio 1% [0%] (0%)
• Tulsi Gabbard 1% [0%] (1%)
• John Delaney 1% [1%] (2%)
• Julián Castro 1% [2%] (0%)
• Steve Bullock 0% [0%] (1%)
• Joe Sestak 0% [1%]
• Marianne Williamson 0% [0%] (0%)
• Michael Bennet 0% [0%] (0%)
• Tim Ryan 0% [0%] (1%)
• Wayne Messam 0% [0%] (0%)

Survey of 835 Iowa registered voters who are Democrats and Democratic-leaning Independents was conducted August 28 - September 4, 2019. The margin of error is +/- 4.3 percentage points. Results from the poll conducted July 9-18, 2019 are in square brackets. Results from the poll conducted May 31 - June 12, 2019 are in parentheses.