{"nrhp_refnum":"100012141","name":"Ellis Porter Yarnall House","other_names":["Mary Kelly House","Concord Township Historic Resource #112","Pa-Share #2024re01518"],"category":"building","location":{"address":"764 Concord Road","address_restricted":false,"city":"Glen Mills","county":"Delaware County","state":"PA","lat":39.88228600000008,"lon":-75.51637399999998,"geom_source":"nps_gis"},"listed_date":"2025-08-14","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Social History"],"significance_levels":["local"],"summary":null,"photo":null,"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":null,"wikipedia":null,"wikidata":null},"indexable":false,"url":"https://nationalhistoricalregister.com/pennsylvania/delaware-county/ellis-porter-yarnall-house-100012141/"}