[4] General election 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.

[8] Democrat Bill Wielechowski, the incumbent since 2007, and Republican Madeline Gaiser were the only two candidates to file for this seat.

[11] Republican primary loser Stephen Duplantis announced intentions to register as a write-in candidate.

[8] General election 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.

[16] Challenger Greg Madden contested the general election on the Alaskan Independence Party ticket.

Two Republican candidates, Kotzebue vice-mayor Thomas Baker and Deering tribal president Calvin Moto II, challenged him for the seat.