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 into the American West and Pacific coast. Seeing the decline of demand, he got out of the fur trade in 1830, diversifying by investing in New York City real estate and later becoming a famed patron of the arts. He was the first prominent member of the Astor family and the first multi-millionaire in the United States. Johann Jakob Astor was born in Walldorf near Heidelberg in the Electoral Palatinate. He was the youngest son of Johann Jacob Astor and Maria Magdalena vom Berg. His three elder brothers were George, Henry, and Melchior. In his childhood, Johann worked in his