Warrington, IndianaWarrington is an unincorporated community in Brown Township, Hancock County, Indiana.HistoryWarrington was first platted in by John Oldham in 1834. A post office was established at Warrington in 1849, and remained in operation until it was discontinued in 1919.DemographicsThe United States Census Bureau defined Warrington as a census designated place in the 2022 American Community Survey.