{"nrhp_refnum":"76001637","name":"Ridley Creek State Park","other_names":["Jeffords` Estate"],"category":"district","location":{"address":"NW of Media between PA 3 and PA 352","address_restricted":false,"city":"Media","county":"Delaware County","state":"PA","lat":39.95352457000004,"lon":-75.44429854362362,"geom_source":"nps_gis"},"listed_date":"1976-10-08","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Industry","Agriculture","Architecture"],"significance_levels":["state"],"summary":{"what_it_is":"A 2400-acre state park in Media, Delaware County, Pennsylvania, containing a historic rural district of 25 farm complexes and a mill village complex, with over 100 buildings dating from the early 18th to the early 20th century.","why_significant":"The nomination argues that the district's farm complexes and mill village are virtually undisturbed by modern development and together document almost 300 years of agricultural occupation in Southeastern Pennsylvania. It cites the range of building types and styles, the Sycamore Mills industrial community, and the Regester chair factory as reasons for significance in architecture, agriculture, industry, and conservation.","narrative":"The district is a rural landscape of farm complexes and a mill village within a 2400-acre area in Media, Delaware County, Pennsylvania, settled by English Quakers in the late 18th and early 19th centuries. Its buildings are mostly stone farmhouses, barns, springhouses and outbuildings, many dating to the 18th century. The Worrall House, begun in 1683, is named as the oldest building in the district, and the Lower Rawle farmhouse, built in three sections around 1715 to 1770, retains almost all of its original woodwork. The Sycamore Mills complex grew around a grist mill established in 1718, with later saw, plaster and rolling mills, and a nail factory that was washed away in the flood of 1843. Abraham Regester operated a profitable chair factory on Gradyville Road from 1801 to 1873. The farms also record changing agricultural practices, from subsistence farming to cash-crop and gentleman estate operations over nearly three centuries.","period_of_significance":"1683 to present","architect_builder":null,"architectural_style":"Georgian, Victorian, Colonial Revival, Medieval English Manor House, Neo-Georgian","criteria":[],"status_note":"Although the farms are no longer functioning, the buildings are maintained; thirty of the houses are occupied as dwellings and some dwellings are vacant or vandalized.","vacant_flag":null,"machine_generated":true,"model":"claude-haiku-5-5","prompt_version":"v1.1-2026-10-29","generated_at":"2026-10-29 17:11:30.461713-05","source_pdf":"https://s3.amazonaws.com/NARAprodstorage/lz/electronic-records/rg-079/NPS_PA/76001637.pdf"},"photo":null,"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/71996468","wikipedia":null,"wikidata":null},"indexable":true,"url":"https://nationalhistoricalregister.com/pennsylvania/delaware-county/ridley-creek-state-park-76001637/"}