{"bbl":"3011630001","bins":["3330782","3330783","3429501"],"address":"520 Prospect Place, Brooklyn, NY 11238","address_line":"520 Prospect Place","borough":"Brooklyn","zip":"11238","block":1163,"lot":1,"url":"https://nycpropertyfacts.com/ny/brooklyn/520-prospect-place-3011630001","markdown_url":"https://nycpropertyfacts.com/ny/brooklyn/520-prospect-place-3011630001.md","api_url":"https://nycpropertyfacts.com/api/v1/property/3011630001","summary":"520 Prospect Place (Brooklyn, NY 11238; tax lot BBL 3011630001) is a health-care facility (building class I6: hospital or health facility (subtype I6)), built around 1975, on a 41,764 sq ft lot zoned R6A. City tax records list the owner as PROSPECT ACQUISITION X, LLC; per ACRIS, a deed to this owner dated June 25, 2018 lists a price of $64,000,000. The Department of Finance's final market value for tax year 2027 is $38,789,000. As of November 6, 2026, NYC Open Data shows two DOB jobs with a permit issued but no sign-off, 11 active DOB violations, one active ECB violation and three OATH tickets with an unpaid balance. There were 16 311 requests in the past 12 months and six HPD complaints since 2019. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)","how_to_cite":"NYC Property Facts, “520 Prospect Place, Brooklyn, NY 11238 (BBL 3011630001)”, data as of 2026-11-06, https://nycpropertyfacts.com/ny/brooklyn/520-prospect-place-3011630001. Source: NYC Open Data.","citation_note":"Quote the summary as-is and cite with how_to_cite (includes the canonical URL and the data-as-of date).","data_as_of":"2026-11-06","last_updated":"2026-11-03","open_items":{"total":17,"dob_jobs_permit_not_signed_off":2,"dob_violations_active":11,"ecb_violations_active":1,"hpd_violations_open":0,"oath_tickets_unpaid":3,"data_as_of":"2026-11-06"},"facts":{"owner_of_record":"PROSPECT ACQUISITION X, LLC","building_class":"I6","building_class_description":"Hospital or health facility (subtype I6)","land_use":"Public facilities & institutions","year_built":1975,"floors":5,"buildings":1,"residential_units":0,"total_units":1,"lot_area_sqft":41764,"building_area_sqft":118230,"zoning":["R6A","R6B"],"historic_district":null,"landmark":null,"latitude":40.6751572,"longitude":-73.9594678,"dataset_id":"64uk-42ks","dataset":"PLUTO (Dept. of City Planning)","url":"https://data.cityofnewyork.us/d/64uk-42ks","dataset_updated":"2026-08-24","data_as_of":"2026-11-06"},"assessment":{"tax_year":"2027","roll":"final","market_value":38789000,"assessed_value":17455050,"tax_class":"4","dataset_id":"8y4t-faws","dataset":"DOF Property Valuation and Assessment Data","url":"https://data.cityofnewyork.us/d/8y4t-faws","dataset_updated":"2026-09-14","data_as_of":"2026-11-06"},"last_priced_deed":{"document_id":"2018062701283001","date":"2018-06-25","amount":64000000,"doc_type":"DEED","lots_in_deed":1,"dataset_id":"bnx9-e6tj","dataset":"ACRIS Real Property Master","url":"https://data.cityofnewyork.us/d/bnx9-e6tj","dataset_updated":"2026-10-08","data_as_of":"2026-11-06"},"record_counts":{"permits":131,"violations":138,"complaints":22,"hearings":93,"sales":5,"owners":2},"sections":{"permits":"https://nycpropertyfacts.com/api/v1/property/3011630001/permits","violations":"https://nycpropertyfacts.com/api/v1/property/3011630001/violations","complaints":"https://nycpropertyfacts.com/api/v1/property/3011630001/complaints","hearings":"https://nycpropertyfacts.com/api/v1/property/3011630001/hearings","sales":"https://nycpropertyfacts.com/api/v1/property/3011630001/sales","owners":"https://nycpropertyfacts.com/api/v1/property/3011630001/owners"},"also_recorded_as":["551 Park Pl","751 Classon Ave"],"neighborhood":null,"sources":[{"key":"pluto","dataset_id":"64uk-42ks","dataset":"PLUTO (Dept. of City Planning)","url":"https://data.cityofnewyork.us/d/64uk-42ks","dataset_updated":"2026-08-24","data_as_of":"2026-11-06"},{"key":"footprints","dataset_id":"5zhs-2jue","dataset":"Building Footprints","url":"https://data.cityofnewyork.us/d/5zhs-2jue","dataset_updated":"2026-10-25","data_as_of":"2026-11-01"},{"key":"dob_permits_bis","dataset_id":"ipu4-2q9a","dataset":"DOB Permit Issuance (BIS)","url":"https://data.cityofnewyork.us/d/ipu4-2q9a","dataset_updated":"2026-10-31","data_as_of":"2026-10-31"},{"key":"dob_now_permits","dataset_id":"rbx6-tga4","dataset":"DOB NOW: Build – Approved Permits","url":"https://data.cityofnewyork.us/d/rbx6-tga4","dataset_updated":"2026-11-05","data_as_of":"2026-11-06"},{"key":"dob_jobs_bis","dataset_id":"ic3t-wcy2","dataset":"DOB Job Application Filings (BIS)","url":"https://data.cityofnewyork.us/d/ic3t-wcy2","dataset_updated":"2026-11-05","data_as_of":"2026-11-06"},{"key":"dob_now_jobs","dataset_id":"w9ak-ipjd","dataset":"DOB NOW: Build – Job Application Filings","url":"https://data.cityofnewyork.us/d/w9ak-ipjd","dataset_updated":"2026-11-05","data_as_of":"2026-11-06"},{"key":"dob_violations","dataset_id":"3h2n-5cm9","dataset":"DOB Violations","url":"https://data.cityofnewyork.us/d/3h2n-5cm9","dataset_updated":"2026-11-05","data_as_of":"2026-11-06"},{"key":"ecb_violations","dataset_id":"6bgk-3dad","dataset":"DOB ECB Violations","url":"https://data.cityofnewyork.us/d/6bgk-3dad","dataset_updated":"2026-11-05","data_as_of":"2026-11-06"},{"key":"oath","dataset_id":"jz4z-kudi","dataset":"OATH Hearings Division Case Status","url":"https://data.cityofnewyork.us/d/jz4z-kudi","dataset_updated":"2026-11-06","data_as_of":"2026-11-06"},{"key":"hpd_violations","dataset_id":"wvxf-dwi5","dataset":"HPD Housing Maintenance Code Violations","url":"https://data.cityofnewyork.us/d/wvxf-dwi5","dataset_updated":"2026-11-05","data_as_of":"2026-11-06"},{"key":"hpd_complaints","dataset_id":"ygpa-z7cr","dataset":"HPD Housing Maintenance Code Complaints and Problems","url":"https://data.cityofnewyork.us/d/ygpa-z7cr","dataset_updated":"2026-11-06","data_as_of":"2026-11-06"},{"key":"hpd_registrations","dataset_id":"tesw-yqqr","dataset":"HPD Multiple Dwelling Registrations","url":"https://data.cityofnewyork.us/d/tesw-yqqr","dataset_updated":"2026-11-04","data_as_of":"2026-11-06"},{"key":"hpd_contacts","dataset_id":"feu5-w2e2","dataset":"HPD Registration Contacts","url":"https://data.cityofnewyork.us/d/feu5-w2e2","dataset_updated":"2026-11-04","data_as_of":"2026-11-06"},{"key":"sr311","dataset_id":"erm2-nwe9","dataset":"311 Service Requests from 2020 to Present","url":"https://data.cityofnewyork.us/d/erm2-nwe9","dataset_updated":"2026-11-06","data_as_of":"2026-11-06"},{"key":"assessment","dataset_id":"8y4t-faws","dataset":"DOF Property Valuation and Assessment Data","url":"https://data.cityofnewyork.us/d/8y4t-faws","dataset_updated":"2026-09-14","data_as_of":"2026-11-06"},{"key":"acris_master","dataset_id":"bnx9-e6tj","dataset":"ACRIS Real Property Master","url":"https://data.cityofnewyork.us/d/bnx9-e6tj","dataset_updated":"2026-10-08","data_as_of":"2026-11-06"},{"key":"acris_legals","dataset_id":"8h5j-fqxa","dataset":"ACRIS Real Property Legals","url":"https://data.cityofnewyork.us/d/8h5j-fqxa","dataset_updated":"2026-10-08","data_as_of":"2026-11-06"},{"key":"acris_parties","dataset_id":"636b-3b5g","dataset":"ACRIS Real Property Parties","url":"https://data.cityofnewyork.us/d/636b-3b5g","dataset_updated":"2026-10-08","data_as_of":"2026-11-06"}],"disclaimer":"Independent site. Data from NYC Open Data; not affiliated with the City of New York. Facts are compiled automatically and may be incomplete or out of date; this is not a title search or an official record. Verify with the issuing agency."}