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Toss-up · 2020 Senate
New Hampshire Senate
In the 2020 New Hampshire Senate race, Jeanne Shaheen (D) won by about 16 points.
Actual result
D+15.7
Final polls said
D+15.5
4 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 | Emerson College | D+15.1 | 0.6 | ✓ |
| 2 | Saint Anselm College Survey Center | D+15.0 | 0.7 | ✓ |
| 3 | Suffolk University | D+14.4 | 1.3 | ✓ |
| 4 | American Research Group | D+17.0 | 1.3 | ✓ |
| 5 | University of Massachusetts Lowell Center for Public Opinion | D+19.0 | 3.3 | ✓ |
| 6 | University of New Hampshire Survey Center | D+11.0 | 4.7 | ✓ |
Forecasters — pre-election win probability, scored by Brier
| # | Forecaster | Win prob | Brier | Called |
|---|---|---|---|---|
| 1 | CNalysis | Dem 99% | 0.000 | ✓ |
| 2 | Cook Political | Dem 99% | 0.000 | ✓ |
| 3 | DDHQ/Decision Desk | Dem 99% | 0.000 | ✓ |
| 4 | The Economist | Dem 100% | 0.000 | ✓ |
| 5 | Elections Daily | Dem 99% | 0.000 | ✓ |
| 6 | FiveThirtyEight | Dem 98% | 0.000 | ✓ |
| 7 | Inside Elections | Dem 99% | 0.000 | ✓ |
| 8 | JHK Forecasts | Dem 100% | 0.000 | ✓ |
| 9 | Princeton Election Consortium | Dem 98% | 0.000 | ✓ |
| 10 | Race to the WH | Dem 100% | 0.000 | ✓ |
| 11 | VotePredictor Elections | Dem 100% | 0.000 | ✓ |
| 12 | Sabato's Crystal Ball | Dem 90% | 0.010 | ✓ |
| 13 | RealClearPolitics | Dem 75% | 0.062 | ✓ |
The polls behind it
11 polls · newest firstPollsterDateSampleMiss
American Research Group2020-10-271
University of New Hampshire Survey Center2020-10-265
Saint Anselm College Survey Center2020-10-251
University of Massachusetts Lowell Center for Public Opinion2020-10-213
University of New Hampshire Survey Center2020-10-111
Frequently asked questions
Who won the 2020 New Hampshire Senate race?
Jeanne Shaheen (D) won, by about 15.7 points (D+15.7).
When was the 2020 New Hampshire Senate election held?
It was held in November 2020.