Your Gateway to Idaho's History

As Idaho’s trusted guide to the past, Idaho State Historical Society preserves and shares the stories, places, and artifacts that shape our state’s identity. Through our unique system of resources—including the Idaho State Museum, Idaho State Archives, Old Idaho Penitentiary, State Historic Preservation Office, and Historic Sites Program—the Idaho State Historical Society connects Idahoans with their history and ensures it endures for generations to come. Explore our website to discover exhibits, research collections, preservation programs, and ways to get involved in celebrating and protecting Idaho’s rich heritage.