Ex-Pinal County Sheriff Mark Lamb Launches Bid for Arizona’s 5th District Seat

Trump ally and ex-sheriff aims for Congress after Senate defeat and QAnon controversies

Former Pinal County Sheriff Mark Lamb signals plan to run for open East Valley congressional seatby Jerod MacDonald-Evoy, Arizona Mirror October 21, 2025Former Pinal County Sheriff Mark Lamb signaled his intent to run in the Republican primary to replace U.S. Rep. Andy Biggs in a ruby red East Valle...

Ex-Pinal County Sheriff Mark Lamb launches bid for Arizona’s 5th District seat

Former Pinal County Sheriff Mark Lamb is running for Congress in Arizona’s heavily conservative 5th Congressional District.

Former Pinal County Sheriff Mark Lamb signals plan to run for open East Valley congressional seat

Mark Lamb Congressional Run Gains Momentum

Key Takeaways: Former Pinal County Sheriff Mark Lamb plans a Republican primary bid in Congressional District 5. He filed a statement of interest to replace Andy Biggs in Gilbert, Queen Creek, Chandler, and Mesa. Lamb has ties to the constitutional sheriff movement, QAnon influencers, and far-right groups. He faces at least seven other GOP contenders, […]

Behn, Van Epps Square Off for Open Congressional Seat

Candidates emphasize party unity, push fundraising in weeks following crowded primary