Election 2020 Results
Each election opens in its own mode: the forecast before the votes are counted, the live count while races are still too close to call, and the results once every race is decided.
- 2028 President, Senate, House and governors Forecast
- 2026 midterms Senate, House and governors Live count
- 2025 governors Results
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2020 presidential election in Arizona
Joe Biden (Democrat) beat Donald Trump (Republican) in Arizona in 2020, 49.4% to 49.1%, a margin of 0.3 points and 10,457 votes.
Arizona voted 4.1 points more Republican than the country as a whole, where the margin was D+4.5.
Arizona changed party: in 2016 it went Republican, for Donald Trump.
Republicans led in 10 of the 15 counties and Democrats in 5. The largest, Maricopa, cast 2,068,133 votes and went to the Democrat by 2.2 points. The closest was Greenlee, where 1,251 votes separated the two parties.
Early projection, based on early and incomplete polling: the likely matchups, each weighted by the betting markets' odds of both nominations, not a result. Each county is its 2024 presidential margin moved by its state's projected swing; set a national vote and every state, district and county moves by the same amount from our projection. Colours run in 100 steps from a safe Republican to a safe Democratic margin. Boundaries: US Census Bureau.
Result
| Candidate | Party | Votes | Share |
|---|---|---|---|
| Joe Biden won | Democratic | 1,672,143 | 49.4% |
| Donald Trump | Republican | 1,661,686 | 49.1% |
| All other candidates | 53,497 | 1.6% | |
| Total | 3,387,326 |
Every county
| County | Democrat | Republican | Others | Total | Margin |
|---|---|---|---|---|---|
| Maricopa | 1,040,769 50.3% | 995,659 48.1% | 31,705 | 2,068,133 | D+2.2 |
| Pima | 304,991 58.6% | 207,767 39.9% | 7,658 | 520,416 | D+18.7 |
| Pinal | 75,105 40.6% | 107,076 57.9% | 2,791 | 184,972 | R+17.3 |
| Yavapai | 49,601 34.6% | 91,529 63.9% | 2,092 | 143,222 | R+29.3 |
| Mohave | 24,828 23.7% | 78,523 75.0% | 1,302 | 104,653 | R+51.3 |
| Coconino | 44,701 61.0% | 27,056 36.9% | 1,522 | 73,279 | D+24.1 |
| Yuma | 32,210 46.1% | 36,535 52.3% | 1,137 | 69,882 | R+6.2 |
| Cochise | 23,732 39.3% | 35,556 58.8% | 1,154 | 60,442 | R+19.6 |
| Navajo | 23,382 45.2% | 27,655 53.4% | 727 | 51,764 | R+8.3 |
| Apache | 23,294 66.2% | 11,444 32.5% | 437 | 35,175 | D+33.7 |
| Gila | 8,941 32.3% | 18,371 66.4% | 342 | 27,654 | R+34.1 |
| Santa Cruz | 13,134 67.2% | 6,193 31.7% | 224 | 19,551 | D+35.5 |
| Graham | 4,034 26.9% | 10,750 71.7% | 213 | 14,997 | R+44.8 |
| La Paz | 2,239 30.0% | 5,139 68.8% | 93 | 7,471 | R+38.8 |
| Greenlee | 1,182 32.1% | 2,433 66.0% | 70 | 3,685 | R+33.9 |
Margin: the Democrat's share of all votes minus the Republican's. Sources and how the results were checked.
Arizona in every presidential election we hold
| Year | Winner | Margin |
|---|---|---|
| 2024 | Donald Trump (R) | R+5.5 |
| 2020 | Joe Biden (D) | D+0.3 |
| 2016 | Donald Trump (R) | R+3.5 |
| 2012 | Mitt Romney (R) | R+9.1 |
| 2008 | John McCain (R) | R+8.5 |
| 2004 | George W. Bush (R) | R+10.5 |
| 2000 | George W. Bush (R) | R+6.3 |
| 1996 | Bill Clinton (D) | D+2.2 |
| 1992 | George H. W. Bush (R) | R+2.0 |
| 1988 | George H. W. Bush (R) | R+21.2 |
| 1984 | Ronald Reagan (R) | R+33.9 |
| 1980 | Ronald Reagan (R) | R+32.4 |
| 1976 | Gerald Ford (R) | R+16.6 |
| 1972 | Richard Nixon (R) | R+31.3 |
| 1968 | Richard Nixon (R) | R+19.8 |
| 1964 | Barry Goldwater (R) | R+1.0 |
| 1960 | Richard Nixon (R) | R+11.2 |
| 1956 | Dwight D. Eisenhower (R) | R+22.1 |
| 1952 | Dwight D. Eisenhower (R) | R+16.7 |
| 1948 | Harry S. Truman (D) | D+10.0 |
| 1944 | Franklin D. Roosevelt (D) | D+17.9 |
| 1940 | Franklin D. Roosevelt (D) | D+27.5 |
| 1936 | Franklin D. Roosevelt (D) | D+42.9 |
| 1932 | Franklin D. Roosevelt (D) | D+36.5 |
| 1928 | Herbert Hoover (R) | R+15.3 |
| 1924 | Calvin Coolidge (R) | R+5.8 |
| 1920 | Warren G. Harding (R) | R+11.2 |
| 1916 | Woodrow Wilson (D) | D+21.8 |
| 1912 | Woodrow Wilson (D) | D+30.8 |