Elizabeth “Beth” Mahn is a third generation Idahoan who has dedicated years to ensuring stewardship and accountability for public funds. Elected as the Ada County Treasurer in 2018, Beth is responsible for overseeing investments, administering property tax laws, and serving as the court-appointed Public Administrator of decedents’ estates.

Beth began her career as an auditor with a “Big 5” public accounting firm in the 1990s. She later clerked for the U.S. Bankruptcy Court during the Great Recession and served over 5 years as an attorney on civil matters, including property tax collections and exemptions. In 2016, Beth joined the Ada County Treasurer’s Office as Finance Manager and was promoted to Chief Deputy Treasurer. Beth continued to gain “hands-on” experience in all aspects of the Ada County Treasurer’s Office including investments, property taxes and public administration. Since taking office in 2019, Beth has demonstrated a steadfast commitment to fiscal responsibility and accountability for your tax dollars.

Beth holds a B.S. in Business (accounting major, summa cum laude) and a Juris Doctor degree, both from the University of Idaho. She is also a member of the Idaho State Bar.