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Toss-up · 2020 Senate
Colorado Senate
In the 2020 Colorado Senate race, John Wright Hickenlooper (D) won by about 9 points.
Actual result
D+9.3
Final polls said
D+9.9
5 late polls · ✓
VotePredictor Elections predicted
—
Winner
Dem
"Final polls" = the last ~3 weeks; the prediction is walk-forward. How this is scored →
Final rankings
How everyone who called this race did, ranked — VotePredictor Elections shown inline (★).
Pollsters — each pollster's final poll vs the result
| # | Pollster | Final call | Miss | Called |
|---|---|---|---|---|
| 1 | Data for Progress | D+9.0 | 0.3 | ✓ |
| 2 | RMG Research | D+9.0 | 0.3 | ✓ |
| 3 | SurveyUSA | D+9.0 | 0.3 | ✓ |
| 4 | YouGov | D+8.0 | 1.3 | ✓ |
| 5 | Morning Consult | D+7.9 | 1.4 | ✓ |
| 6 | Keating Research/OnSight Public Affairs/Melanson | D+11.0 | 1.7 | ✓ |
| 7 | Civiqs | D+11.0 | 1.7 | ✓ |
| 8 | Swayable | D+13.8 | 4.5 | ✓ |
| 9 | RBI Strategies & Research | D+14.0 | 4.7 | ✓ |
Forecasters — pre-election win probability, scored by Brier
| # | Forecaster | Win prob | Brier | Called |
|---|---|---|---|---|
| 1 | CNalysis | Dem 99% | 0.000 | ✓ |
| 2 | Princeton Election Consortium | Dem 98% | 0.000 | ✓ |
| 3 | VotePredictor Elections | Dem 96% | 0.002 | ✓ |
| 4 | The Economist | Dem 95% | 0.003 | ✓ |
| 5 | Race to the WH | Dem 94% | 0.004 | ✓ |
| 6 | JHK Forecasts | Dem 92% | 0.006 | ✓ |
| 7 | Elections Daily | Dem 90% | 0.010 | ✓ |
| 8 | Sabato's Crystal Ball | Dem 90% | 0.010 | ✓ |
| 9 | DDHQ/Decision Desk | Dem 86% | 0.020 | ✓ |
| 10 | FiveThirtyEight | Dem 84% | 0.026 | ✓ |
| 11 | Cook Political | Dem 75% | 0.062 | ✓ |
| 12 | Inside Elections | Dem 75% | 0.062 | ✓ |
| 13 | RealClearPolitics | Dem 75% | 0.062 | ✓ |
The polls behind it
12 polls · newest firstPollsterDateSampleMiss
Keating Research/OnSight Public Affairs/Melanson2020-10-312
Data for Progress2020-10-290
Swayable2020-10-274
Morning Consult2020-10-261
Morning Consult2020-10-151
Frequently asked questions
Who won the 2020 Colorado Senate race?
John Wright Hickenlooper (D) won, by about 9.3 points (D+9.3).
When was the 2020 Colorado Senate election held?
It was held in November 2020.