United States Senator Directory

Andrea Olsen

Andrea Olsen is an American politician and a Democratic member of the Montana State Senate, representing District 48. She assumed office on January 6, 2025. Her current term ends on January 4, 2027.

  • Democratic
  • Montana
  • Current
Portrait of Andrea Olsen Montana
Role Senator

Current assignment referenced in the congressional directory.

State Montana

Representing constituents across the Montana delegation.

Service since 2025

Years of public service formally recorded.

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Biography

Andrea Olsen is a dedicated public servant and a prominent figure in Montana’s political landscape. Born and raised in Missoula, Montana, she has deep roots in her community and a strong commitment to serving its people. She graduated from Hellgate High School and went on to earn both her bachelor’s degree, with honors, and her Juris Doctor (J.D.) from the University of Montana. Her academic achievements laid the foundation for her career in law and public service.

Olsen began her political journey as a member of the Montana House of Representatives, representing District 100 from 2015 to 2023. During her tenure, she was known for her advocacy on issues such as education, healthcare, and environmental protection. Her leadership and dedication earned her widespread respect among her colleagues and constituents.

In 2023, Andrea Olsen transitioned to the Montana State Senate, where she represented District 50. Her tenure in the Senate further solidified her reputation as a thoughtful and effective legislator. She continued to champion policies that aimed to improve the lives of Montanans, focusing on economic development, infrastructure, and social justice.

In 2025, Olsen took on a new role as the Senator for Montana’s District 48. Her extensive experience in both the House and Senate has equipped her with a deep understanding of the legislative process and the needs of her constituents. Throughout her career, she has served on various committees, including those focused on education, transportation, and judiciary matters, showcasing her versatility and commitment to addressing a wide range of issues.

Beyond her legislative work, Andrea Olsen is also an attorney, bringing her legal expertise to her role as a lawmaker. Her ability to navigate complex legal and policy issues has been a significant asset in her efforts to craft effective legislation.

Andrea Olsen’s dedication to public service, combined with her strong work ethic and passion for making a difference, has made her a respected leader in Montana’s political arena. Her journey from Missoula to the state legislature is a testament to her unwavering commitment to her community and her state.

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