Colby College
11 scored general-election polls (2020) , each measured against the certified result. How to read these numbers: methodology.
Record by cycle
| Cycle | Polls | Avg. Error | Lean | Winner Called |
|---|---|---|---|---|
| 2020 | 11 | 8.8 pts | D+7.7 | 64% |
Every scored poll
| Date | Race | Poll Margin | Actual | Error | Called It |
|---|---|---|---|---|---|
| 2020-10-23 | M2 President | D+4.0 | R+7.4 | 11.4 | ✗ |
| 2020-10-23 | M1 President | D+22.0 | D+23.1 | 1.1 | ✓ |
| 2020-10-23 | ME-2 House | D+25.0 | D+6.1 | 18.9 | ✓ |
| 2020-10-23 | ME-1 House | D+27.0 | D+24.3 | 2.7 | ✓ |
| 2020-10-23 | ME Senate | D+3.2 | R+8.6 | 11.8 | ✗ |
| 2020-10-23 | ME President | D+13.0 | D+9.1 | 3.9 | ✓ |
| 2020-09-20 | M2 President | D+3.0 | R+7.4 | 10.4 | ✗ |
| 2020-09-20 | M1 President | D+18.0 | D+23.1 | 5.1 | ✓ |
| 2020-09-20 | ME-2 House | D+23.0 | D+6.1 | 16.9 | ✓ |
| 2020-09-20 | ME Senate | D+4.0 | R+8.6 | 12.6 | ✗ |
| 2020-09-20 | ME President | D+11.0 | D+9.1 | 1.9 | ✓ |
Margins shown as party lead (D+/R+); for non-D-vs-R matchups the margin is first-listed candidate minus second. Historical scored-poll data for cycles through 2023 from FiveThirtyEight's pollster-ratings dataset (CC-BY-4.0); 2024 scored by PollingSource. This record never changes what enters the PollingSource average.