She represents the electoral district of Vuntut Gwitchin as a member of the Yukon New Democratic Party.
She finished in a 78–78 tie with incumbent MLA Pauline Frost on election night, which was further confirmed on a recount.
[1] Under Yukon election law, an exact tie between candidates is settled by drawing lots, and Blake was drawn as the winner.
As of September 29, 2024, Blake serves as Deputy Speaker and Chair of Committee of the Whole of the Yukon Legislative Assembly.
She also serves as the Third Party critic for Health and Social Services, Justice, Tourism and Culture, and Youth Issues.