Iowa 2020 Senate Election Polls

Source Date Sample Greenfield Ernst Other
Poll Averages* 46.6% 47.0% -
Public Policy 11/02/2020 871 LV 48% 47% 5%
Civiqs 11/01/2020 853 LV ±3.7% 50% 47% 3%
Emerson College 11/01/2020 604 LV ±3.8% 48% 44% 8%
InsiderAdvantage 11/01/2020 400 LV ±4.9% 45% 51% 4%
Selzer & Co. 10/31/2020 814 LV ±3.4% 42% 46% 12%
Quinnipiac 10/29/2020 1,225 LV ±2.8% 46% 48% 6%
RABA Research 10/28/2020 693 LV ±4% 51% 45% 4%
RMG Research 10/23/2020 800 LV ±3.5% 46% 43% 11%
Emerson College 10/21/2020 435 LV ±5.7% 45% 46% 9%
Monmouth University 10/21/2020 501 RV ±4.4% 47% 47% 6%
Show:

* The average includes the most recent poll from each source within the past 30 days, up to a maximum of five. If five polls are found, and there are other qualifying polls on that same calendar date, those will also be included.