Incumbent Republican Dee Brown had represented the 2nd district since 2013. Brown was term-limited and could not seek re-election. State Representative Carl Glimm won the open seat.
Montana Senate 2nd district general election, 2022
Incumbent Republican Albert Olszewski had represented the 6th district since 2017. Olszewski unsuccessfully sought the Republican nomination for Governor. Term-limited state representative and state House Speaker Greg Hertz won the open seat.
Montana Senate 6th district general election, 2022
Incumbent Democrat Frank Smith had represented the 16th district since 2017. Smith chose not to seek re-election, and instead successfully ran for a seat in the Montana House.
Montana Senate 16th district general election, 2022
Incumbent Republican Roger Webb had represented the 23rd district since 2013. Webb was term-limited and could not seek re-election. Former state representative Tom McGillvray won the open seat.
Montana Senate 23rd district general election, 2022
Incumbent Democrat Margaret MacDonald had represented the 26th district since 2017. She ran for re-election to a 2nd term, but was defeated by Republican Chris Friedel.
Montana Senate 26th district general election, 2022
Incumbent Republican Tom Richmond had represented the 28th district since 2017. Former Public Service Commissioner and state representative Brad Molnar defeated Richmond in the Republican primary.
Montana Senate 28th district general election, 2022
Incumbent Democrat Mike Phillips had represented the 31st district since 2013. Phillips was term-limited and could not seek re-election. State Representative Christopher Pope won the open seat.
Montana Senate 31st district general election, 2022
Incumbent Republican Scott Sales had represented the 35th district and its predecessors since 2013. Sales was term-limited and could not seek re-election, he instead ran Secretary of State.
Montana Senate 35th district general election, 2022
Incumbent Republican Majority Leader Fred Thomas had represented the 44th district since 2013. Thomas was term-limited and could not seek re-election. Representative Theresa Manzella won the open seat.
Montana Senate 44th district general election, 2022
Incumbent Democrat Dick Barrett had represented the 45th district and its predecessors since 2013. Barrett was term-limited and could not seek re-election.
Montana Senate 45th district general election, 2022