In 2018, Thomas, a local activist and member of the Democratic Party, successfully ran for the New Hampshire House of Representatives, receiving 6.5% of the vote in the multi-member constituency, placing 7th out of the 8 winning candidates.

[1][2] In 2020, Thomas ran for re-election in the 21st district; however, she was defeated in the general election, receiving 6.2% of the vote and placing 10th.

[2] Following the death of incumbent Dick Hinch, Thomas ran in the April 2021 special election for the 21st district.

[4][5] In June 2022, Thomas declared her intent to run again for the 21st district in the 2022 New Hampshire House of Representatives election.

[7] Thomas suffers from long COVID and has publicly advocated for more awareness for the condition.