Elections / 2020 · Senate · NH
The Democratic candidate won New Hampshire's Senate seat D+15.7.
New Hampshire, 2020. Party-level statewide totals below — candidate names join when the raw MEDSL store is re-fetched with name columns. The presidential race shared this ballot.
New Hampshire — 2020 Senate result
Source: MIT Election Data + Science Lab, 1976–2024 Senate returns (party-classified by literal ballot party).
Democratic (D)
450,778
56.7%
Republican (R)
326,229
41.0%
All others
18,421
2.3%
Margin
D+15.7
New Hampshire's Senate margins
Every contest in our store, 1978–2022
| Year | Margin (D minus R) |
|---|---|
| 1978 | −2.2% |
| 1980 | −4.3% |
| 1984 | −17.8% |
| 1986 | −30.6% |
| 1990 | −33.9% |
| 1992 | −2.8% |
| 1996 | −3.0% |
| 1998 | −39.6% |
| 2002 | −4.4% |
| 2004 | −32.5% |
| 2008 | +6.3% |
| 2010 | −23.2% |
| 2014 | +3.2% |
| 2016 | +0.1% |
| 2020 | +15.7% |
| 2022 | +9.2% |