• In 1965, the Muckenthalers donated the home and grounds to the City of Fullerton with the condition that it be developed into a cultural center. • In 1966, The Cultural Groups Foundation of Northern Orange County was founded as a nonprofit organization to work with the City in operating the center. • In 1967, The Center Circle Guild was founded to provide additional support and volunteers for the programs of the center. They also ran the gift shop, sponsored the annual Florence Arnold Young Artists Festival, the Holiday Home Tour, and support exhibition related and education programs. • In 1980, The
National Register of Historic Places recognized the Muckenthaler home as a historic site. • A complete renovation of the site took place from 1981 to 1984. • 1984, saw the creation of the first Master Plan outlining the future of the Muckenthaler. • 1990–1993, held the construction of a new outdoor amphitheatre. • In 1990, the Foundation changed names to the Muckenthaler Cultural Center Foundation. • In 1994, the Muckenthaler changed hands with the foundation managing the center and the grounds. The Jane Deming Endowment was established to promote, preserve and assist the Foundation in its mission. == Architecture and gardens ==