2020 Idaho elections


A general election were held in the U.S. state of Idaho on November 3, 2020; with primaries being held in March and May. To vote by mail, registered Idaho voters must have requested a ballot by October 23, 2020.

Federal offices

President of the United States

Idaho had four electoral votes in the Electoral College. Republican Donald Trump won all of them with 64% of the popular vote.

United States Senate

One of the two United States Senators representing Idaho was up for election. Incumbent Republican Jim Risch won with 63% of the votes.

United States House of Representatives

Idaho had two representatives in the United States House of Representatives who were up for election. Republicans won all of the districts. No seats changed hands.

State offices

Legislative

All 35 seats in the Idaho Senate and 70 seats in the Idaho House of Representatives were up for election.

Judicial

Supreme Court

Two justices on the Idaho Supreme Court ran for election.
Justice Gregory Moeller was appointed by Governor Butch Otter in 2018 to succeed Joel Horton, while John Stegner was appointed by Otter earlier in the same year to succeed Warren Jones. Both of them ran unopposed and secured another term.

Court of Appeals

Idaho Court of Appeals Judge Amanda Brailsford was appointed by Governor Otter in 2018 to replace Sergio Gutierrez. She ran for a full term and won unopposed.

Ballot measures

Constitutional Amendment HJR 4 (2020)

The Idaho Constitutional Amendment HJR 4 would ensure there are 35 state senate districts.