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

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

• Joe Biden 24% [27%] (32%)
• Bernie Sanders 16% [25%] (19%) 
• Elizabeth Warren 15% [9%] (8%)
• Pete Buttigieg 14% [1%]
• Kamala Harris 7% [7%] (5%)
• Beto O'Rourke 2% [5%] (11%)
• Amy Klobuchar 2% [3%] (3%)
• Michael Bennet 1% [1%]
• Cory Booker 1% [3%] (4%)
• Julián Castro 1% [1%] (1%)
• John Delaney 1% [1%] (1%)
• Tulsi Gabbard 1% [0%]
• Jay Inslee 1% [1%] (0%)
• Andrew Yang 1% [0%] (0%)
• Steve Bullock 0% [1%] (0%)
• Kirsten Gillibrand 0% [0%] (0%)
• John Hickenlooper 0% [0%] (1%)
• Seth Moulton 0%
• Tim Ryan 0%
• Eric Swalwell 0% [0%] (0%)
• Marianne Williamson 0% [0%]
• Bill de Blasio 0% [0%]
• Wayne Messam 0%
• None of these (vol.) 6% [3%] (4%)
• Not sure 6% [10%] (6%)

Survey of 600 registered voters in Iowa who say they will definitely or probably attend the 2020 Democratic caucuses was conducted June, 2019 by Selzer & Co. The margin of error is +/- 4 percentage points. 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.