{
 "id": "n-f0fdf665f5",
 "slug": "east-barnet-heddon-court",
 "type": "other",
 "name": "Heddon Court",
 "aka": [],
 "city": "East Barnet",
 "county": null,
 "state": null,
 "country": "UK",
 "census_division": null,
 "lat": 51.64168,
 "lon": -0.16282,
 "geocode_method": "nominatim-city",
 "address": null,
 "metro": null,
 "original_use": "house, preparatory school",
 "year_opened": null,
 "year_closed": 1933,
 "acres": null,
 "gla_sqft": null,
 "stores_peak": null,
 "levels": null,
 "original_developer": null,
 "original_architect": null,
 "before_notes": "Draft from Wikipedia, model-extracted, unreviewed: A former house and preparatory school, Heddon Court, was demolished in 1933 and redeveloped into suburban housing.",
 "strategy": [
  "redevelop"
 ],
 "new_use": [
  "housing"
 ],
 "share_retrofit": null,
 "status": "built",
 "year_retrofit": null,
 "developer": null,
 "architect": null,
 "after_notes": "suburban housing",
 "narrative": null,
 "narrative_license": null,
 "narrative_source": null,
 "zoning_change": null,
 "public_subsidy": null,
 "entitlement_year": null,
 "planning_notes": null,
 "wikidata_qid": null,
 "wikipedia": null,
 "osm_id": null,
 "verified": "draft",
 "verified_by": null,
 "last_verified": null,
 "last_updated": "2026-10-18",
 "created": "2026-10-18",
 "contributor_name": null,
 "contributor_org": null,
 "contributor_link": null,
 "international": 1,
 "county_fips": null,
 "opp_score": null,
 "opp_reasons": [],
 "for_sale": 0,
 "distressed": 0,
 "deep": {},
 "elements": [
  {
   "slug": "era-closed-1930s",
   "name": "Closed 1930s",
   "grp": "era",
   "evidence": "1933",
   "origin": "newtypes-extraction"
  },
  {
   "slug": "strategy-redevelop",
   "name": "Redeveloped",
   "grp": "strategy",
   "evidence": "suburban housing",
   "origin": "record"
  },
  {
   "slug": "use-housing",
   "name": "Housing",
   "grp": "use",
   "evidence": "suburban housing",
   "origin": "newtypes-extraction"
  }
 ],
 "sources": [
  {
   "id": 8823,
   "site_id": "n-f0fdf665f5",
   "url": "https://en.wikipedia.org/wiki/Belmont,_East_Barnet",
   "title": "Belmont, East Barnet",
   "publisher": "Wikipedia",
   "date": null,
   "quote": "By the 1890s the house was known as Heddon Court.",
   "kind": "wikipedia",
   "license": "CC BY-SA 4.0",
   "retrieved": "2026-10-18"
  },
  {
   "id": 8824,
   "site_id": "n-f0fdf665f5",
   "url": "https://en.wikipedia.org/wiki/Belmont,_East_Barnet",
   "title": "Timeline",
   "publisher": null,
   "date": null,
   "quote": "The school closed in 1933",
   "kind": "quote",
   "license": null,
   "retrieved": "2026-10-18"
  },
  {
   "id": 8825,
   "site_id": "n-f0fdf665f5",
   "url": "https://en.wikipedia.org/wiki/Belmont,_East_Barnet",
   "title": "Timeline",
   "publisher": null,
   "date": null,
   "quote": "The building was later demolished and the site used for housing after the Piccadilly line arrived in the area and Cockfosters station was opened in 1933.",
   "kind": "quote",
   "license": null,
   "retrieved": "2026-10-18"
  }
 ],
 "parties": [],
 "events": [
  {
   "id": 5489,
   "site_id": "n-f0fdf665f5",
   "date": null,
   "year": 1933,
   "kind": "note",
   "detail": "School closed",
   "share": null,
   "source_id": 8824,
   "verified": "draft"
  },
  {
   "id": 5490,
   "site_id": "n-f0fdf665f5",
   "date": null,
   "year": 1933,
   "kind": "note",
   "detail": "Building demolished and site used for housing",
   "share": null,
   "source_id": 8825,
   "verified": "draft"
  },
  {
   "id": 5491,
   "site_id": "n-f0fdf665f5",
   "date": null,
   "year": 1933,
   "kind": "closed",
   "detail": "Closed",
   "share": null,
   "source_id": null,
   "verified": "draft"
  }
 ],
 "gallery": [],
 "anchors": [],
 "deals": [],
 "owner_of_record": null,
 "ctx": {
  "assessment": {
   "what_happened": "Heddon Court was a house/preparatory school closed in 1933. The site was demolished and redeveloped for suburban housing the same year. Current status is built housing. Nearby context includes two sites within 10km (Colosseum Retail Park proposed, Oriental City status unknown), with 21 similar sites within 25km. Peer analysis shows 6 comparable redevelopments, all closed 1930\u20131933 with housing strategy. No additional details on parcel size, deals, or planning approvals provided.",
   "why": "Record explicitly states closure year, demolition, housing redevelopment, and current status. Context and peer data are included as per record, but no external interpretation added.",
   "where_it_stands": "No evidence of ongoing development or unresolved issues; housing is complete. Unknown if site was ever classified as a mall (record lists type as 'other').",
   "for_a_planner": [
    "Closed 1933, immediate redevelopment to housing",
    "Suburban housing now occupies site",
    "Nearby retail sites in early planning stages"
   ],
   "for_a_developer": [
    "No current market data",
    "Housing built on site, no residual commercial potential noted",
    "Peer sites show similar post-closure housing outcomes"
   ],
   "risks_and_unknowns": [
    "Status 'draft' suggests verification pending",
    "No parcel size or deal details provided",
    "Original site size/land use not specified"
   ],
   "data_quality": "partial",
   "one_line": "Former house/prep school closed 1933, redeveloped to built suburban housing; no further site details available.",
   "model": "qwen3-30b-a3b-64k:latest",
   "machine": "Dell 5820 RTX 3090 (Ollama, qwen3-30b-a3b)",
   "record_sha1": "7fadcfb13f22"
  },
  "cluster": {
   "within_10km": [
    {
     "id": "n-635139cd24",
     "name": "Colosseum Retail Park",
     "city": "Enfield",
     "status": "proposed",
     "km": 5.8
    },
    {
     "id": "m-2b02107679",
     "name": "Oriental City",
     "city": "Colindale",
     "status": "unknown",
     "km": 8.6
    }
   ],
   "count_10km": 2,
   "count_25km": 21
  },
  "peers": {
   "peers": [
    {
     "id": "n-eba6eaeb34",
     "name": "Hatfield Aerodrome",
     "city": "Hatfield",
     "state": null,
     "score": 5.5,
     "why": [
      "same strategy: redevelop",
      "15 km away"
     ]
    },
    {
     "id": "n-8d774d81ca",
     "name": "Briarcliff Lodge",
     "city": "Briarcliff Manor",
     "state": "NY",
     "score": 5.5,
     "why": [
      "closed 1933",
      "same strategy: redevelop"
     ]
    },
    {
     "id": "m-ec1abc61e7",
     "name": "Whiteleys",
     "city": "Bayswater",
     "state": null,
     "score": 5.0,
     "why": [
      "same strategy: redevelop",
      "14 km away"
     ]
    },
    {
     "id": "n-ed0ce4204a",
     "name": "Acton Golf Club",
     "city": "Acton",
     "state": null,
     "score": 5.0,
     "why": [
      "same strategy: redevelop",
      "16 km away"
     ]
    },
    {
     "id": "n-2c4de6f49c",
     "name": "Celtic Park Apartments",
     "city": "Sunnyside",
     "state": "NY",
     "score": 5.0,
     "why": [
      "closed 1930",
      "same strategy: redevelop"
     ]
    },
    {
     "id": "n-f3a123ae9d",
     "name": "Brewery",
     "city": "Romford",
     "state": null,
     "score": 5.0,
     "why": [
      "same strategy: redevelop",
      "25 km away"
     ]
    }
   ],
   "method": "size, era, strategy, status, type, state, distance"
  }
 },
 "parcels": [],
 "url": "https://retrofitatlas.org/other/uk/east-barnet-heddon-court/",
 "photo": null,
 "provenance": {
  "year_closed": "newtypes-extraction",
  "status": "newtypes-extraction",
  "after_notes": "newtypes-extraction"
 },
 "links_out": [
  {
   "group": "reference",
   "label": "Wikimedia Commons photos within 500 m",
   "url": "https://commons.wikimedia.org/w/index.php?title=Special:Search&search=nearcoord%3A500m%2C51.64168%2C-0.16282&ns6=1",
   "why": "a Commons geo-search around the point; licences vary by file",
   "from": "site.lat/lon",
   "rel": "noopener"
  },
  {
   "group": "reference",
   "label": "Retrofitting Suburbia (book site)",
   "url": "https://www.retrofittingsuburbia.com/",
   "why": "Ellen Dunham-Jones and June Williamson's book and case studies, the research this database is built on",
   "from": "constant",
   "rel": "noopener"
  },
  {
   "group": "place",
   "label": "Google Maps",
   "url": "https://www.google.com/maps/search/?api=1&query=51.64168%2C-0.16282",
   "why": "the point on Google Maps",
   "from": "site.lat/lon",
   "rel": "noopener"
  },
  {
   "group": "place",
   "label": "Street View",
   "url": "https://www.google.com/maps/@?api=1&map_action=pano&viewpoint=51.64168%2C-0.16282",
   "why": "the nearest Street View panorama",
   "from": "site.lat/lon",
   "rel": "noopener"
  },
  {
   "group": "place",
   "label": "Bing Maps",
   "url": "https://www.bing.com/maps?cp=51.64168~-0.16282&lvl=17",
   "why": "the point on Bing Maps (Bird's eye where available)",
   "from": "site.lat/lon",
   "rel": "noopener"
  },
  {
   "group": "place",
   "label": "Apple Maps",
   "url": "https://maps.apple.com/?ll=51.64168,-0.16282&z=17&q=Heddon%20Court",
   "why": "the point on Apple Maps",
   "from": "site.lat/lon",
   "rel": "noopener"
  },
  {
   "group": "place",
   "label": "OpenStreetMap",
   "url": "https://www.openstreetmap.org/?mlat=51.64168&mlon=-0.16282#map=17/51.64168/-0.16282",
   "why": "the point on OpenStreetMap",
   "from": "site.lat/lon",
   "rel": "noopener"
  },
  {
   "group": "place",
   "label": "Walk Score at this point",
   "url": "https://www.walkscore.com/score/loc/lat=51.64168/lng=-0.16282",
   "why": "Walk Score's walkability, transit and bike scores for the coordinates",
   "from": "site.lat/lon",
   "rel": "noopener nofollow"
  },
  {
   "group": "place",
   "label": "Transitland map",
   "url": "https://www.transit.land/map#17/51.64168/-0.16282",
   "why": "transit routes and stops from open GTFS feeds around the point",
   "from": "site.lat/lon",
   "rel": "noopener"
  },
  {
   "group": "place",
   "label": "USGS National Map",
   "url": "https://apps.nationalmap.gov/viewer/?center=-0.16282,51.64168&zoom=16",
   "why": "topographic and elevation layers from the USGS",
   "from": "site.lat/lon",
   "rel": "noopener"
  },
  {
   "group": "news",
   "label": "Google News: \u201cHeddon Court\u201d",
   "url": "https://news.google.com/search?q=%22Heddon+Court%22+East+Barnet",
   "why": "news search for the site name and city",
   "from": "site.name + city \u2192 search",
   "rel": "noopener nofollow"
  },
  {
   "group": "news",
   "label": "Bing News: \u201cHeddon Court\u201d",
   "url": "https://www.bing.com/news/search?q=%22Heddon+Court%22+East+Barnet",
   "why": "news search for the site name and city",
   "from": "site.name + city \u2192 search",
   "rel": "noopener nofollow"
  }
 ]
}