| Election Name: | 2020 Alaska Senate election |
| Country: | Alaska |
| Type: | legislative |
| Ongoing: | no |
| Previous Election: | 2018 Alaska Senate election |
| Previous Year: | 2018 |
| Next Election: | 2022 Alaska Senate election |
| Next Year: | 2022 |
| Seats For Election: | 11 of 20 seats in the Alaska Senate |
| Majority Seats: | 11 |
| Election Date: | November 3, 2020 |
| Leader1: | Lyman Hoffman |
| Party1: | Republican Party (United States) |
| Leader Since1: | July 9, 2019 |
| Leaders Seat1: | S District |
| Seats Before1: | 13 |
| Seats After1: | 13 |
| Popular Vote1: | 104,467 |
| Percentage1: | 57.84% |
| Leader2: | Tom Begich |
| Party2: | Democratic Party (United States) |
| Leader Since2: | January 15, 2019 |
| Leaders Seat2: | J District |
| Seats Before2: | 7 |
| Seats After2: | 7 |
| Popular Vote2: | 39,447 |
| Percentage2: | 21.84% |
| Map Size: | 350px |
| Senate President | |
| Before Election: | Cathy Giessel |
| Before Party: | Republican Party (United States) |
| After Election: | Peter Micciche |
| After Party: | Republican Party (United States) |
The 2020 Alaska Senate elections took place as part of the biennial 2020 United States elections. Voters in Alaska elected state senators in 11 of the state's 20 senate districts – the usual ten plus one special election. State senators serve four-year terms in the Alaska Senate, with half seats up for election every two years. Primary elections on August 18, 2020, determined which candidates appeared on the general election ballot on November 3, 2020.
Following the previous election in 2018, Republicans had control of the Alaska Senate with 13 seats to Democrats' 7 seats. One Democrat caucused with the Republicans, giving them a governing majority of 14 seats.
| Affiliation | Party (shading indicates majority caucus) | Total | ||||
|---|---|---|---|---|---|---|
| Republican | Democratic | Vacant | ||||
| nowrap style="font-size:80%" | Before election | 13 | 7 | 20 | 0 | |
| nowrap style="font-size:80%" | After election | 13 | 7 | 20 | 0 | |
| nowrap style="font-size:80%" | Change | |||||
| 2020 Alaska Senate election General election — November 3, 2020 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Party | Votes | % | Seats not up | Seats up | Candidates | Before | After | +/– | |
| Republican | 104,467 | 57.84 | 5 | 8 | 10 | 13 | 13 | ||
| Democratic | 39,447 | 21.84 | 4 | 3 | 5 | 7 | 7 | ||
| Independent | 26,286 | 14.55 | — | — | 7 | 0 | 0 | ||
| Alaska Independence | 6,753 | 3.74 | — | — | 1 | — | — | ||
| Write-ins | 2,650 | 1.47 | — | — | — | — | — | ||
| Libertarian | 998 | 0.55 | — | — | 1 | — | — | ||
| Total | 180,601 | 100 | 11 | 9 | 24 | 20 | 20 | ||
| District | Winner | Margin | ||
|---|---|---|---|---|
| District H | data-sort-value=1 | Democratic | 15.7% | |
| District M | data-sort-value=1 | Republican | 15.5% | |
| District N | data-sort-value=1 | Republican | 4.1% |
Two Republican incumbents lost renomination.
| District | Incumbent | Party | Elected Senator | Party | |||
|---|---|---|---|---|---|---|---|
| B | John Coghill | Rep | Robert Myers Jr. | Rep | |||
| D | David S. Wilson | Rep | David S. Wilson | Rep | |||
| F | Shelley Hughes | Rep | Shelley Hughes | Rep | |||
| H | Bill Wielechowski | Dem | Bill Wielechowski | Dem | |||
| J | Tom Begich | Dem | Tom Begich | Dem | |||
| L | Natasha von Imhof | Rep | Natasha von Imhof | Rep | |||
| M (special) | Josh Revak | Rep | Josh Revak | Rep | |||
| N | Cathy Giessel | Rep | Roger Holland | Rep | |||
| P | Gary Stevens | Rep | Gary Stevens | Rep | |||
| R | Bert Stedman | Rep | Bert Stedman | Rep | |||
| T | Donny Olson | Dem | Donny Olson | Dem | |||
| align=center | District B • District D • District F • District H • District J • District L • District M (special) • District N • District P • District R • District T |
David S. Wilson, the incumbent since 2017, was facing opposition in the Republican primary from five other candidates.[5] Thomas Lamb, who filed as a nonpartisan on the Democratic primary ticket, qualified automatically for the general election.[6]
Republican Shelley Hughes, the incumbent since 2017, and Independent Stephany Jeffers were the only two candidates to file for this seat. They both advanced unopposed to the general election.[7] Jeffers withdrew her candidacy on August 31 and was replaced by fellow Independent Jim Cooper.
Democrat Bill Wielechowski, the incumbent since 2007, and Republican Madeline Gaiser were the only two candidates to file for this seat. They both advanced unopposed to the general election.[8]
Democrat Tom Begich, the incumbent since 2017, was the only candidate to file for this seat. He ran unopposed in the general election.[8]
After the death of Sen. Chris Birch in August 2019,[12] Governor Mike Dunleavy appointed state representative Josh Revak to the Senate the following month. Revak was running as the incumbent and was seeking his first full term. He was challenged by two candidates in the Republican primary.[13] In addition, two candidates were contesting the Democratic primary.
Democratic nominee Anita Thorne withdrew her candidacy on August 31.
Cathy Giessel, the incumbent since 2011 and the President of the Senate since January 2019, was facing opposition in the Republican primary from DOT&PF measurement scientist Roger Holland.[14] Additionally, two candidates were contesting the Democratic primary.[15]
Gary Stevens, the incumbent since 2003, was facing opposition in the Republican primary from former state house candidate John Cox.[16] Challenger Greg Madden contested the general election on the Alaskan Independence Party ticket.[17]
Donny Olson, the incumbent since 2001, was running unopposed in the Democratic primary. Two Republican candidates, Kotzebue vice-mayor Thomas Baker and Deering tribal president Calvin Moto II, challenged him for the seat.[18]