2020Final results
2020 election for President in New Hampshire
President · New Hampshire
Joseph R. Biden Jr. (D) won with 52.9% of the vote, defeating Donald J. Trump (R) by 7.4 points.
Joseph R. Biden Jr.Democrat · winner
52.9%424,937
Donald J. TrumpRepublican
45.5%365,660
Jo JorgensenLibertarian
1.6%13,236
803,833 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET
The seat over time
D − R margin in this seat's races around 2020
Races before and after
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)
Polls against the result
- Poll with Biden ahead
- Poll with Trump ahead
- Result
| Pollster | Dates | Sample | Biden | Trump | Margin | Adjusted | Miss vs result | Grade | Release |
|---|---|---|---|---|---|---|---|---|---|
| American Research Group | Oct 27 | 600 | 58 | 39 | D+19 | — | +11.6 | C+ | Wikipedia |
| SurveyMonkey | Oct 26 | 1,013 | 54 | 45 | D+9 | — | +1.6 | C− | Wikipedia |
| University of New Hampshire | Oct 26 | 864 | 53 | 45 | D+8 | — | +0.6 | C | Wikipedia |
| St. Anselm | Oct 25 | 1,018 | 52 | 44 | D+8 | — | +0.6 | A+ | Wikipedia |
| University of Massachusetts Lowell Center for Public Opinion | Oct 21 | 757 | 53 | 43 | D+10 | — | +2.6 | A− | Wikipedia |
| University of New Hampshire | Oct 11 | 899 | 55 | 43 | D+12 | — | +4.6 | C | Wikipedia |
| Suffolk University | Oct 10 | 500 | 51 | 40.8 | D+10.2 | — | +2.8 | A | Wikipedia |
| SurveyMonkey | Oct 5 | 1,410 | 57 | 41 | D+16 | — | +8.6 | C− | Wikipedia |
| St. Anselm | Oct 3 | 1,147 | 53 | 41 | D+12 | — | +4.6 | A+ | Wikipedia |
| Emerson College | Sep 30 | 700 | 53.1 | 45.3 | D+7.8 | — | +0.4 | A+ | Wikipedia |
| American Research Group | Sep 27 | 600 | 53 | 44 | D+9 | — | +1.6 | C+ | Wikipedia |
| University of New Hampshire | Sep 26 | 972 | 53 | 44 | D+9 | — | +1.6 | C | Wikipedia |
| Rasmussen Reports | Sep 24 | 850 | 56 | 42 | D+14 | — | +6.6 | B+ | Wikipedia |
| University of Massachusetts Lowell Center for Public Opinion | Sep 21 | 657 | 52 | 44 | D+8 | — | +0.6 | A− | Wikipedia |
| The New York Times/Siena University | Sep 10 | 445 | 45 | 42 | D+3 | — | −4.4 | A | Wikipedia |
Adjusted: after correcting for the pollster's house effect and likely-voter screens. Miss: the poll's margin minus the result; + means the poll leaned Democratic. Grade: the pollster's accuracy in past elections, A+ to D (pollster ratings).
Source: Each poll's release, via FiveThirtyEight poll listsUpdated Oct 27, 2020