Welcome to the Maricopa County Justice Museum and Learning Center in Phoenix, AZ. Our museum offers a unique and immersive experience centered around Maricopa County's legal history. Located in the beautifully restored sixth floor cellblock of the county's historic old courthouse, our museum provides a glimpse into the rule of law, individual rights, and important court cases that have shaped our community.

Explore our exhibits that focus on key moments in Arizona's legal history, including landmark cases like Miranda v. Arizona and In re Gault, as well as the impeachment of Gov. Evan Mecham.

Discover the lives and contributions of influential figures like U. S. Supreme Court Justice Sandra Day O'Connor.

We're proud to announce our newest exhibit, Breaking Ground: The Remarkable Journeys of Justice Sandra Day O'Connor and Arizona Women in Law, which celebrates Justice O'Connor's groundbreaking achievements and highlights the accomplishments of over 30 outstanding women lawyers and judges in Arizona. Visit us during our regular business hours and experience firsthand the rich legal heritage of Maricopa County. We look forward to welcoming you to the Maricopa County Justice Museum and Learning Center