Since his appointment to the Twentieth Judicial District Court in May 2024, J. Chris Larson has presided primarily over civil cases. Before his appointment he spent more than 20 years as an attorney for the U.S. Department of Justice, in leadership roles in Washington, D.C. and Colorado, and before that he clerked for a federal district court judge. He holds a law degree from the University of Michigan Law School and undergraduate and master's degrees from Syracuse University. He is the district's ex-officio representative to the Boulder County Bar Association.

J. Chris Larson
Appointed to the Twentieth Judicial District Court in May 2024. The Twentieth Judicial District Commission on Judicial Performance voted 10 to 0 that he meets performance standards.
Judge Larson stays on the Twentieth Judicial District Court for a new six-year term.
Judge Larson leaves the Twentieth Judicial District Court at the end of his current term.
The commission writes that it found Judge Larson "to be hardworking, diligent, and thoughtful in his courtroom preparation and decision-making." It reports that he has adopted case-management practices meant to reduce delay and cost to litigants, including oral rulings from the bench. The commission writes that he "makes meaningful efforts to ensure that pro se parties understand the proceedings and have an opportunity to participate" and that his "demeanor and temperament further convey to litigants his commitment to fairness."
- 2026 evaluation of Judge J. Chris Larson (Office of Judicial Performance Evaluation)
- 2026 Retention Survey Report (Office of Judicial Performance Evaluation)
- 2025 Interim Survey Report (Office of Judicial Performance Evaluation)
- Office of Judicial Performance Evaluation, 2026 evaluation