Sen. Andrea Olsen

Sixth-session Democrat from Missoula

Representing Senate District 48

Central Missoula, west of Missoula

406-543-2666 • andrea.olsen@legmt.gov

Committees •Bills •Key votes •Voting stats •2024 election margin •MTFP Coverage

Olsen previously served in the Montana Senate in 2023, as well as the House in 2015, 2017, 2019 and 2021.

Montana Free Press coverage

📰 Capitolized

Declining decorum in Senate Judiciary

Jan 30, 2025 • Tom Lutey

📰 State Government

Montana Republicans launch into debate of 27 judicial reform bills

Jan 14, 2025 • Tom Lutey

Committee assignments

Senate Judiciary

Senate Education and Cultural Resources

Senate Highways and Transportation

Bills sponsored

📋 SR 4: Senate resolution to support United States constitutional amendment for campaign finance limits Andrea Olsen (D)📃 Bill text	✅1st Cmte. ❌Senate
📋 SR 14: Resolution to include Montana in the radiation exposure compensation act Andrea Olsen (D)📃 Bill text	✅1st Cmte. ✅Senate
📋 SJ 19: Joint resolution to study public transportation Andrea Olsen (D)📃 Bill text	✅1st Cmte. ✅Senate ✴️House
📋 SJ 23: Interim study on market-sensitive crops and ag technology Andrea Olsen (D)📃 Bill text	✅1st Cmte. ❌Senate ⚪️House
📋 SB 290: Revising insurance laws regarding uninsured, underinsured motorists Andrea Olsen (D)📃 Bill text	❌1st Cmte. ⚪️Senate ⚪️House ⚪️Gov.
📋 SB 291: Revising laws related to workers' compensation definition of wages Andrea Olsen (D)📃 Bill text 💵 Fiscal note	❌1st Cmte. ⚪️Senate ⚪️House ⚪️Gov.
📋 SB 292: Revise laws related to increasing product liability protection for consumers relating to economic harm Andrea Olsen (D)📃 Bill text	❌1st Cmte. ⚪️Senate ⚪️House ⚪️Gov.
📋 SB 293: Revising claimants' ability to receive insurance information Andrea Olsen (D)📃 Bill text	❌1st Cmte. ⚪️Senate ⚪️House ⚪️Gov.
📋 SB 294: Requiring public utilities to report a plan for 100% renewables Andrea Olsen (D)📃 Bill text	❌1st Cmte. ⚪️Senate ⚪️House ⚪️Gov.
📋 SB 295: Restoring the right for injured worker to choose their own doctor. Andrea Olsen (D)📃 Bill text 💵 Fiscal note	✅1st Cmte. ❌Senate ⚪️House ⚪️Gov.

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Floor vote statistics

Calculations based on 1,931 Senate floor votes in 2025 involving bills.

🥇 65%

of votes cast on winning side

Average for Senate Democrats is 78%.

🔴 55%

of votes cast on side taken by most Republicans

Average for Senate Democrats is 68%.

🔵 84%

of votes cast on side taken by most Democrats

Average for Senate Democrats is 93%.

Olsen has been marked absent or excused for 20 votes. Average for Senate lawmakers is 21.0.

SD 48 election results

Last in-cycle for Senate election in 2022. House seats are elected every two years, Senate seats every four.

General election vote, 2022

Won by 28% (2,750 votes)

Party primary vote, 2022

Ran unopposed

Governor vote in district, 2024

Won by 41% (5,410 votes)

Senators elected in 2022 were assigned new districts during the 2023 redistricting cycle.

About the 2025 Montana Free Press Capitol Tracker

This guide is an effort to make the quantifiable aspects of the Montana Legislature more accessible to the public by compiling information about lawmakers, proposed bills and the legislative process. This is a project of Montana Free Press, a 501(c)(3) nonprofit newsroom that aims to provide Montanans with in-depth, nonpartisan news coverage.

The information presented here is collected from a variety of sources including the Montana Legislature's public roster and its official bill-tracking system. Reporting and web design were done by Jacob Olness and Eric Dietrich. Please contact them at jolness@montanafreepress.org and edietrich@montanafreepress.org with bug reports, questions or suggestions.

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2025 Capitol Tracker

The lawmakers, bills and votes of the 69th Montana Legislature