State Representative Seat B District 19 in Idaho State House District 19, Idaho

2026 Primary Election

• Chris Mathias — Incumbent State Representative, District 19B in Boise, ID

  Chris Mathias is an incumbent State Representative for Idaho's District 19, Seat B, first assuming office in December 2020. A Democrat, he holds the distinction of being the first African American man to serve in the Idaho Legislature and is its only current Black member. Born in Connecticut, Mathias is a U.S. Coast Guard veteran. He holds a Bachelor of Science from Boise State University, a Juris Doctor from Vermont Law School, and a Ph.D. in Law and Public Policy from Northeastern University. He resides in Boise with his family, serves as adjunct faculty at Boise State, and is a founding partner at an education consultancy. He has sponsored legislation concerning anti-bullying in schools and is seeking re-election in 2026.

• Stanley Roach — Candidate for State Representative in ID

  Stanley Roach is a Republican candidate for the Idaho House of Representatives, representing District 19 Seat B. He participated in the Republican primary on May 19, 2026, and is currently on the ballot for the general election scheduled for November 3, 2026. While actively campaigning for the legislative seat, specific information about his professional background, policy positions, or political career is not detailed in the available public records.