She ran for Colorado's 2nd congressional district in 1994 and 1996, both times losing to incumbent Democrat David Skaggs.
[3][4] Tancredo and Miller lost the election to Democrats John Hickenlooper and Joseph García.
During the 2012 Republican presidential primaries, Miller supported Rick Santorum, and she served on his campaign's Colorado Steering Committee.
[5] In 2019, Miller announced that she was running for the position of State Representative in Colorado House District 63.
[2] Miller stated she had a "strong conservative voting record", and opposes gun control.