Poll Watch: Des Moines Register/CNN/Mediacom Iowa 2020 Democratic Caucus Survey

Des Moines Register/CNN/Mediacom Iowa 2020 Democratic Caucus Poll

• Elizabeth Warren 22% {15%} [9%] (8%)
• Joe Biden 20% {24%} [27%] (32%)
• Bernie Sanders 11% {16%} [25%] (19%) 
• Pete Buttigieg 9% {14%} [1%]
• Kamala Harris 6% {7%} [7%] (5%)
• Cory Booker 3% {1%} [3%] (4%)
• Amy Klobuchar 3% {2%} [3%] (3%)
• Tulsi Gabbard 2% {1%} [0%]
• Beto O'Rourke 2% {2%} [5%] (11%)
• Tom Steyer 2%
• Andrew Yang 2% {1%} [0%] (0%)
• Steve Bullock 1% {0%} [1%] (0%)
• Julián Castro 1% {1%} [1%] (1%)
• John Delaney 1% {1%} [1%] (1%)
• Michael Bennet 0% {1%} [1%]
• Marianne Williamson 0% {0%} [0%]
• Tim Ryan 0% {0%}
• Joe Sestak 0%
• None of these (vol.) 2% {6%} [3%] (4%)
• Not sure 14% {6%} [10%] (6%)

Survey of 602 likely 2020 Democratic caucusgoers was conducted September 14-18, 2019 by Selzer & Co. The margin of error is +/- 4.0 percentage points. Results from the poll conducted June 2-5, 2019 are in curly brackets. Results from the poll conducted March 3-6, 2019 are in square brackets. Results from the poll conducted December 10-13, 2018 are in parentheses.