She was appointed by the Pierce County Council as a member of the Pierce County Housing Authority, and she also served on the Board of Community Healthcare.[2]
Morgan was first elected to the Franklin-Pierce School Board in 2015. Morgan was elected to the Washington House of Representatives in 2018, defeating Republican Terry Harder.[3] In the primary, Morgan and Harder advanced to the general election defeating the incumbent David Sawyer.[4]
Morgan sponsored House bill 1016 to designate June 19 ("Juneteenth") as a state holiday. The House passed the bill in February on an 89-9 vote. The bill passed the Democratic-led Senate on a bipartisan 47-1. Governor Jay Inslee signed the bill on May 13, 2021.[5][6]