Jessup, IndianaJessup or Jessups Station is an unincorporated community in Florida [Township, Parke County, Indiana|Florida Township], Parke [County, Indiana|Parke County], in the U.S. state of Indiana.HistoryA post office was established at Jessup in 1867, and remained in operation until 1948. The community was named for one Mr. Jessup, an early settler and old resident of the community.GeographyJessup is located at at an elevation of 531 feet.