{"bbl":"3000630001","bins":["3000161"],"address":"55 Prospect Street, Brooklyn, NY 11201","address_line":"55 Prospect Street","borough":"Brooklyn","zip":"11201","block":63,"lot":1,"url":"https://nycpropertyfacts.com/ny/brooklyn/55-prospect-street-3000630001","markdown_url":"https://nycpropertyfacts.com/ny/brooklyn/55-prospect-street-3000630001.md","text_url":"https://nycpropertyfacts.com/ny/brooklyn/55-prospect-street-3000630001.txt","api_url":"https://nycpropertyfacts.com/api/v1/property/3000630001","available_formats":{"html":"https://nycpropertyfacts.com/ny/brooklyn/55-prospect-street-3000630001","json":"https://nycpropertyfacts.com/api/v1/property/3000630001","markdown":"https://nycpropertyfacts.com/ny/brooklyn/55-prospect-street-3000630001.md","text":"https://nycpropertyfacts.com/ny/brooklyn/55-prospect-street-3000630001.txt"},"summary":"55 Prospect Street (Brooklyn, NY 11201; tax lot BBL 3000630001) is an office building (building class O6: office building (subtype O6)), built around 1967, on a 20,704 sq ft lot zoned M1-6. City tax records list the owner as RFR/K 55 PROSPECT OWNER LLC; per ACRIS, a deed to this owner dated March 31, 2017 lists a price of $138,106,368. The Department of Finance's final market value for tax year 2027 is $55,344,000. As of November 9, 2026, NYC Open Data shows 27 DOB jobs with a permit issued but no sign-off, nine active DOB safety violations (DOB NOW) and four OATH tickets with an unpaid balance. There were 498 311 requests in the past 12 months and no 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, “55 Prospect Street, Brooklyn, NY 11201 (BBL 3000630001)”, data as of 2026-11-09, https://nycpropertyfacts.com/ny/brooklyn/55-prospect-street-3000630001. 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":"2026-11-09","last_updated":"2026-11-09","freshness":{"open_items_as_of":"2026-11-09","open_items_limited_by":"dob_violations","open_items_limited_by_name":"DOB Violations","lot_facts_changed":"2026-11-09","note":"data_as_of is the oldest date on which every open-item dataset (DOB jobs, DOB violations, ECB violations, HPD violations and OATH) was confirmed current. It is not the date of every source. last_updated is when this lot's compiled facts last changed. Each dataset has its own dates in sources[]."},"open_items":{"total":40,"dob_jobs_permit_not_signed_off":27,"dob_violations_active":9,"dob_violations_bis_active":0,"dob_safety_violations_active":9,"ecb_violations_active":0,"hpd_violations_open":0,"oath_tickets_unpaid":4,"data_as_of":"2026-11-09"},"facts":{"owner_of_record":"RFR/K 55 PROSPECT OWNER LLC","building_class":"O6","building_class_description":"Office building (subtype O6)","land_use":"Commercial & office","year_built":1967,"floors":10,"buildings":1,"residential_units":0,"total_units":48,"lot_area_sqft":20704,"lot_front_ft":100.75,"lot_depth_ft":206,"building_area_sqft":256057,"zoning":["M1-6"],"historic_district":null,"landmark":null,"latitude":40.7008905,"longitude":-73.9881923,"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":"2026-11-09","last_success":"2026-11-09","last_checked":null,"sync_status":"ok","last_attempt":null},"assessment":{"tax_year":"2027","roll":"final","market_value":55344000,"assessed_value":24904800,"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":"2026-11-09","last_success":"2026-11-09","last_checked":null,"sync_status":"ok","last_attempt":null},"last_priced_deed":{"document_id":"2017040700029011","date":"2017-03-31","amount":138106368.02,"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":"2026-11-09","last_success":"2026-11-09","last_checked":null,"sync_status":"ok","last_attempt":null},"record_counts":{"permits":320,"violations":95,"complaints":498,"hearings":56,"sales":4,"owners":3},"sections":{"permits":"https://nycpropertyfacts.com/api/v1/property/3000630001/permits","violations":"https://nycpropertyfacts.com/api/v1/property/3000630001/violations","complaints":"https://nycpropertyfacts.com/api/v1/property/3000630001/complaints","hearings":"https://nycpropertyfacts.com/api/v1/property/3000630001/hearings","sales":"https://nycpropertyfacts.com/api/v1/property/3000630001/sales","owners":"https://nycpropertyfacts.com/api/v1/property/3000630001/owners"},"also_recorded_as":["53 Prospect St","107 Adams St"],"neighborhood":{"name":"Downtown Brooklyn-DUMBO-Boerum Hill","url":"https://nycpropertyfacts.com/ny/brooklyn/11201","topics":[{"slug":"open-hpd-violations","label":"Open HPD violations","url":"https://nycpropertyfacts.com/ny/brooklyn/11201/open-hpd-violations"},{"slug":"active-dob-violations","label":"Active DOB violations","url":"https://nycpropertyfacts.com/ny/brooklyn/11201/active-dob-violations"},{"slug":"active-ecb-violations","label":"Active ECB violations","url":"https://nycpropertyfacts.com/ny/brooklyn/11201/active-ecb-violations"},{"slug":"open-dob-jobs","label":"Open DOB jobs","url":"https://nycpropertyfacts.com/ny/brooklyn/11201/open-dob-jobs"},{"slug":"unpaid-oath-tickets","label":"Unpaid OATH tickets","url":"https://nycpropertyfacts.com/ny/brooklyn/11201/unpaid-oath-tickets"}]},"official_links":{"dob_bis":"https://a810-bisweb.nyc.gov/bisweb/PropertyProfileOverviewServlet?boro=3&block=63&lot=1","zola":"https://zola.planning.nyc.gov/l/lot/3/63/1","acris":"https://a836-acris.nyc.gov/bblsearch/bblsearch.asp?borough=3&block=63&lot=1"},"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":"2026-11-09","last_success":"2026-11-09","last_checked":null,"sync_status":"ok","last_attempt":null},{"key":"footprints","dataset_id":"5zhs-2jue","dataset":"Building Footprints","url":"https://data.cityofnewyork.us/d/5zhs-2jue","dataset_updated":"2026-11-08","data_as_of":"2026-11-08","last_success":"2026-11-08","last_checked":null,"sync_status":"ok","last_attempt":null},{"key":"dob_permits_bis","dataset_id":"ipu4-2q9a","dataset":"DOB Permit Issuance (BIS)","url":"https://data.cityofnewyork.us/d/ipu4-2q9a","dataset_updated":"2026-11-07","data_as_of":"2026-11-07","last_success":"2026-11-07","last_checked":null,"sync_status":"ok","last_attempt":null},{"key":"dob_now_permits","dataset_id":"rbx6-tga4","dataset":"DOB NOW: Build – Approved Permits","url":"https://data.cityofnewyork.us/d/rbx6-tga4","dataset_updated":"2026-11-09","data_as_of":"2026-11-09","last_success":"2026-11-09","last_checked":null,"sync_status":"ok","last_attempt":null},{"key":"dob_jobs_bis","dataset_id":"ic3t-wcy2","dataset":"DOB Job Application Filings (BIS)","url":"https://data.cityofnewyork.us/d/ic3t-wcy2","dataset_updated":"2026-11-08","data_as_of":"2026-11-09","last_success":"2026-11-09","last_checked":null,"sync_status":"ok","last_attempt":null},{"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":"2026-11-08","data_as_of":"2026-11-09","last_success":"2026-11-09","last_checked":null,"sync_status":"ok","last_attempt":null},{"key":"dob_violations","dataset_id":"3h2n-5cm9","dataset":"DOB Violations","url":"https://data.cityofnewyork.us/d/3h2n-5cm9","dataset_updated":"2026-11-09","data_as_of":"2026-11-09","last_success":"2026-11-09","last_checked":null,"sync_status":"ok","last_attempt":null},{"key":"ecb_violations","dataset_id":"6bgk-3dad","dataset":"DOB ECB Violations","url":"https://data.cityofnewyork.us/d/6bgk-3dad","dataset_updated":"2026-11-07","data_as_of":"2026-11-09","last_success":"2026-11-09","last_checked":null,"sync_status":"ok","last_attempt":null},{"key":"dob_safety_violations","dataset_id":"855j-jady","dataset":"DOB Safety Violations (DOB NOW)","url":"https://data.cityofnewyork.us/Building/DOB-Safety-Violations/855j-jady","dataset_updated":"2026-11-09","data_as_of":"2026-11-09","last_success":"2026-11-09","last_checked":null,"sync_status":"ok","last_attempt":null},{"key":"oath","dataset_id":"jz4z-kudi","dataset":"OATH Hearings Division Case Status","url":"https://data.cityofnewyork.us/d/jz4z-kudi","dataset_updated":"2026-11-09","data_as_of":"2026-11-09","last_success":"2026-11-09","last_checked":null,"sync_status":"ok","last_attempt":null},{"key":"hpd_violations","dataset_id":"wvxf-dwi5","dataset":"HPD Housing Maintenance Code Violations","url":"https://data.cityofnewyork.us/d/wvxf-dwi5","dataset_updated":"2026-11-09","data_as_of":"2026-11-09","last_success":"2026-11-09","last_checked":null,"sync_status":"ok","last_attempt":null},{"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":"2026-11-09","data_as_of":"2026-11-09","last_success":"2026-11-09","last_checked":null,"sync_status":"ok","last_attempt":null},{"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":"2026-11-09","last_success":"2026-11-09","last_checked":null,"sync_status":"ok","last_attempt":null},{"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":"2026-11-09","last_success":"2026-11-09","last_checked":null,"sync_status":"ok","last_attempt":null},{"key":"sr311","dataset_id":"erm2-nwe9","dataset":"311 Service Requests from 2020 to Present","url":"https://data.cityofnewyork.us/d/erm2-nwe9","dataset_updated":"2026-11-09","data_as_of":"2026-11-09","last_success":"2026-11-09","last_checked":null,"sync_status":"ok","last_attempt":null},{"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":"2026-11-09","last_success":"2026-11-09","last_checked":null,"sync_status":"ok","last_attempt":null},{"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":"2026-11-09","last_success":"2026-11-09","last_checked":null,"sync_status":"ok","last_attempt":null},{"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":"2026-11-09","last_success":"2026-11-09","last_checked":null,"sync_status":"ok","last_attempt":null},{"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":"2026-11-09","last_success":"2026-11-09","last_checked":null,"sync_status":"ok","last_attempt":null}],"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."}