Elections / 2020 · Senate · AZ
The Democratic candidate won Arizona's Senate seat D+2.3.
Arizona, 2020. Candidate results and statewide totals below. The presidential race shared this ballot.
Arizona — 2020 Senate result
Source: MIT Election Data + Science Lab, 1976–2024 Senate returns (party-classified by literal ballot party).
Democratic (D)
1,716,634
51.2%
Republican (R)
1,638,060
48.8%
All others
613
0.0%
Margin
D+2.3
Candidates
Statewide candidate totals — MIT Election Data + Science Lab, 2020 Senate returns.
| Candidate | Party | Votes | Share |
|---|---|---|---|
| Mark Kelly | DDemocrat | 1,716,467 | 51.2% |
| Martha McSally | RRepublican | 1,637,661 | 48.8% |
| Matthew "Doc" Dorchester | OLibertarian | 379 | 0.0% |
| Nicholas N. Glenn | RIndependent Republican Party | 152 | 0.0% |
| Debbie Simmons | RRepublican | 98 | 0.0% |
| John Schiess | RRepublican | 92 | 0.0% |
| Joshua Rodriguez | OUnity Party | 69 | 0.0% |
| Mohammad "Mike Obama" Arif | DDemocrat | 68 | 0.0% |
| Christopher Beckett | OIndependent | 59 | 0.0% |
| Perry Kapadia | DDemocrat | 58 | 0.0% |
| Matthew Haupt | OIndependent | 37 | 0.0% |
| Patrick "Pat" Thomas | RRepublican | 29 | 0.0% |
| Edward Davida | RRepublican | 28 | 0.0% |
| Jim Stevens | ONon-Affiliated | 23 | 0.0% |
| Buzz Stewart | DDemocrat | 22 | 0.0% |
| William "Will" Decker | OIndependent | 21 | 0.0% |
| Adam Chilton | DDemocrat | 19 | 0.0% |
| Benjamin Rodriguez | OIndependent | 17 | 0.0% |
| Frank Seenz | OIndependent | 8 | 0.0% |
Arizona's Senate margins
Every contest in our store, 1976–2024
| Year | Margin (D minus R) |
|---|---|
| 1976 | +10.7% |
| 1980 | −1.1% |
| 1982 | +16.6% |
| 1986 | −21.0% |
| 1988 | +15.7% |
| 1992 | −24.2% |
| 1994 | −14.2% |
| 1998 | −41.6% |
| 2000 | −79.3% |
| 2004 | −56.1% |
| 2006 | −9.8% |
| 2010 | −24.3% |
| 2012 | −3.0% |
| 2016 | −13.0% |
| 2018 | +2.3% |
| 2020 | +2.3% |
| 2022 | +4.9% |
| 2024 | +2.4% |