{"entry-date":"2026-09-05","start-date":"1984-06-26","end-date":"","entity":31495420,"name":"PORTLAND HOUSE","dataset":"listed-building","typology":"geography","reference":"1037657","prefix":"listed-building","organisation-entity":16,"geometry":"","point":"POINT (0.40068 52.242014)","quality":"some","documentation-url":"https://historicengland.org.uk/listing/the-list/list-entry/1037657","listed-building-grade":"II"}