About
Michael C. Larsen is a seasoned Boise criminal defense attorney and the founder of Larsen Law Office. With more than 25 years of legal experience, he defends clients facing charges ranging from DUI and drug crimes to violent offenses and homicide. His career reflects a deep knowledge of Idaho law and a strong dedication to client-focused defense.
Before entering private practice, Mr. Larsen served as a prosecutor for fifteen years, including as an Idaho Deputy Attorney General. Throughout his prosecutorial career, he handled an estimated 20,000 cases and tried more than 5,000, with a specialization in both felony and misdemeanor DUI matters. This extensive courtroom experience provides him with valuable insight into how the state builds its cases, which he now uses to develop effective defense strategies for his clients.
Mr. Larsen earned his Bachelor’s Degree from Brigham Young University in 1991 and his Juris Doctor from the University of Idaho College of Law in 1995. He is admitted to practice law in Idaho, Arizona, and Utah, and his broad range of bar admissions reflects both his versatility and regional presence.
As Idaho’s premier DUI and criminal defense lawyer, Mr. Larsen approaches every case with efficiency, preparation, and determination. He is known for his personal attention to each client and his commitment to providing aggressive, results-driven defense. Whether negotiating favorable resolutions or fighting cases at trial, he works tirelessly to achieve the best possible outcomes.
Clients rely on Michael C. Larsen for his blend of prosecutorial background and defense expertise. His practice includes DUI defense, drug and alcohol offenses, domestic violence, assault and battery, theft crimes, sex crimes, juvenile offenses, and traffic violations. His reputation as a dedicated advocate makes him a trusted name in Boise criminal defense.
Law Office Affiliations
- Attorney, Larsen Law Office, PLLC
- Member, Idaho State Bar Association
- Member, State Bar of Arizona
- Member, Utah State Bar
Licensed State
- Idaho
- Arizona
- Utah
Education
- University of Idaho College of Law
Juris Doctor (JD) - Brigham Young University
Bachelor’s Degree
Awards & Badges



- Drug Crime
- DUI & DWI
- Juvenile
- Sex Crime
- Speeding And Traffic Ticket
- Domestic Violence




