[6] In 2011, Kim announced that she would run for state House District 103 the next year, challenging incumbent Ron Buxton, a fellow Democrat, in the primary election.

[7] In the 2012 primary, Kim defeating Roy Christ, Karl Lewis Singleton, and Gloria E. Martin-Roberts, receiving 28.81% of the vote; Christ received 28.03%, Singleton 24.4%, and Martin-Roberts 18.76%.

[20] In the 2024 election, Kim defeated Republican Nick DiFrancisco to become the representative for Pennsylvania Senate District 15.

[12] Kim, who is Korean American, is the first Asian-American to serve in the Pennsylvania House of Representatives.

[24] In 2019, Kim supported calls by Harrisburg Mayor Eric Papenfuse for a state-appointed receiver to assume control of the long-troubled Harrisburg School District, which has been plagued by financial mismanagement, poor academic performance, and high employee turnover.

[27] Kim currently sits on the Appropriations, Education, Finance, Insurance, and Local Government committees.

[28] On October 19, 2023, Kim announced her campaign for Pennsylvania's 15th State Senate district, held by Republican John DiSanto.