Cash is an unincorporated community in south central Hunt County, Texas, United States. It lies about 5 miles south of Greenville along State Highway 34. The community was established in the mid-1890s by Edward H.R. Green, president of the Texas Midland Railroad. Originally called Sylvia, the area developed into a farming center. An attempt by residents to change the settlement's name from Sylvia to Money after local store owner John A. Money was rejected by postal authorities and the name Cash was substituted. A post office branch opened in 1895 with John A. Money as postmaster.