{"nrhp_refnum":"72001117","name":"Ivy Mills Historic District","other_names":[],"category":"district","location":{"address":"Corner of Ivy Mills and Pole Cat Rds.","address_restricted":false,"city":"Concord Township","county":"Delaware County","state":"PA","lat":39.886340693500046,"lon":-75.4870151214808,"geom_source":"nps_gis"},"listed_date":"1972-08-21","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Industry","Architecture"],"significance_levels":["national"],"summary":null,"photo":{"url_800":"https://nationalhistoricalregister.com/media/72001117/9dd6f3206c-800.webp","url_1600":"https://nationalhistoricalregister.com/media/72001117/9dd6f3206c-1600.webp","licence":"Public domain","author":"User:Smallbones on English Wikipedia.","credit_html":"<a href=\"https://commons.wikimedia.org/wiki/File:IvyMills.JPG\" rel=\"noopener\">User:Smallbones on English Wikipedia.</a>, Public domain, via Wikimedia Commons","source_page":"https://commons.wikimedia.org/wiki/File:IvyMills.JPG"},"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/71995115","wikipedia":"https://en.wikipedia.org/wiki/Ivy_Mills_Historic_District","wikidata":"https://www.wikidata.org/wiki/Q6099908"},"indexable":true,"url":"https://nationalhistoricalregister.com/pennsylvania/delaware-county/ivy-mills-historic-district-72001117/"}