2020 Montana State Auditor election

The 2020 Montana State Auditor election took place on November 3, 2020, to elect the next state auditor of Montana. Incumbent Republican auditor Matt Rosendale did not seek re-election, instead opting to run for U.S. House. Republican businessman Troy Downing defeated Democratic state Representative Shane Morigeau to succeed Rosendale. Primary elections took place on June 2.

Republican primary

Candidates

Nominee

• Troy Downing, businessman and candidate for U.S. Senate in 2018

Eliminated in primary

• Nelly Nicol, businesswoman
• Scott Tuxbury, insurance underwriting firm owner

Declined

• Matt Rosendale, incumbent state auditor (ran for U.S. House)

Results

Democratic primary

Candidates

Nominee

• Shane Morigeau, state representative

Eliminated in primary

• Mike Winsor, attorney

Results

General election

Results

By county

Counties that flipped from Democratic to Republican

• Hill (largest city: Havre)
• Lewis and Clark (largest city: Helena)

Counties that flipped from Republican to Democratic

• Gallatin (largest city: Bozeman)

References