Waldorf, Maryland General Assembly of Maryland by an act changed the name to "Waldorf" in honor of William Waldorf Astor (1848–1919), the great-grandson of John Jacob Astor (1763–1848), who was born in Walldorf, Palatinate, Germany. On July 29, 1908, the city of Plumb Valley in Waseca County, Minnesota, changed its name to Waldorf after Waldorf, Maryland. Once a tobacco market village, Waldorf came to prominence in the 1950s as a gambling destination after slot machines were legalized in Charles County in 1949. The boom lasted until 1968 when gambling was once again outlawed. Its subsequent substantial growth as a residential community began
John Jacob Astor a museum honoring Astor and serves as a renowned fest hall for marriages. Astor donated gifts totaling $20,000 to the German Society of the City of New York, during his term as president, from 1837 until 1841. Astor left the bulk of his fortune to his second son William because his eldest son, John Jr., was sickly and mentally unstable. Astor left enough money to care for John Jr. for the rest of his life. Astor is buried in Trinity Church Cemetery in Manhattan, New York. Many members of his family had joined its congregation, but Astor remained a member