The Ronald Reagan Presidential Library and Center for Public Affairs is the presidential library and final resting place of Ronald Wilson Reagan, the 40th President of the United States (1981–1989). Designed by Hugh Stubbins and Associates, the library is located in Simi Valley, California, about 40 miles (64 km) northwest of Downtown Los Angeles and 15 miles (24 km) west of Chatsworth.The Reagan Library is the largest of the 13 federally operated presidential libraries.