{"bbl":"3011777502","bins":["3029556"],"address":"820 Classon Avenue, Brooklyn, NY 11238","address_line":"820 Classon Avenue","borough":"Brooklyn","zip":"11238","block":1177,"lot":7502,"url":"https://nycpropertyfacts.com/ny/brooklyn/820-classon-avenue-3011777502","markdown_url":"https://nycpropertyfacts.com/ny/brooklyn/820-classon-avenue-3011777502.md","text_url":"https://nycpropertyfacts.com/ny/brooklyn/820-classon-avenue-3011777502.txt","api_url":"https://nycpropertyfacts.com/api/v1/property/3011777502","available_formats":{"html":"https://nycpropertyfacts.com/ny/brooklyn/820-classon-avenue-3011777502","json":"https://nycpropertyfacts.com/api/v1/property/3011777502","markdown":"https://nycpropertyfacts.com/ny/brooklyn/820-classon-avenue-3011777502.md","text":"https://nycpropertyfacts.com/ny/brooklyn/820-classon-avenue-3011777502.txt"},"summary":"820 Classon Avenue (Brooklyn, NY 11238; tax lot BBL 3011777502) is a condominium (building class R0: condominium (subtype R0)), built around 1920, on a 2,500 sq ft lot zoned R7A. City tax records list the owner as CLASSON BK DEVELOPMENT LLC. As of November 9, 2026, NYC Open Data shows three active DOB safety violations (DOB NOW). (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)","how_to_cite":"NYC Property Facts, “820 Classon Avenue, Brooklyn, NY 11238 (BBL 3011777502)”, data as of 2026-11-09, https://nycpropertyfacts.com/ny/brooklyn/820-classon-avenue-3011777502. 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":"2026-10-31","freshness":{"open_items_as_of":"2026-11-09","open_items_limited_by":"dob_violations","open_items_limited_by_name":"DOB Violations","lot_facts_changed":"2026-10-31","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":3,"dob_jobs_permit_not_signed_off":0,"dob_violations_active":3,"dob_violations_bis_active":0,"dob_safety_violations_active":3,"ecb_violations_active":0,"hpd_violations_open":0,"oath_tickets_unpaid":0,"data_as_of":"2026-11-09"},"facts":{"owner_of_record":"CLASSON BK DEVELOPMENT LLC","building_class":"R0","building_class_description":"Condominium (subtype R0)","land_use":null,"year_built":1920,"floors":6,"buildings":1,"residential_units":null,"total_units":null,"lot_area_sqft":2500,"lot_front_ft":25,"lot_depth_ft":100,"building_area_sqft":10500,"zoning":["R7A"],"historic_district":null,"landmark":null,"latitude":40.672708,"longitude":-73.9611691,"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":null,"last_priced_deed":null,"record_counts":{"permits":0,"violations":6,"complaints":0,"hearings":0,"sales":0,"owners":1},"sections":{"permits":"https://nycpropertyfacts.com/api/v1/property/3011777502/permits","violations":"https://nycpropertyfacts.com/api/v1/property/3011777502/violations","complaints":"https://nycpropertyfacts.com/api/v1/property/3011777502/complaints","hearings":"https://nycpropertyfacts.com/api/v1/property/3011777502/hearings","sales":"https://nycpropertyfacts.com/api/v1/property/3011777502/sales","owners":"https://nycpropertyfacts.com/api/v1/property/3011777502/owners"},"also_recorded_as":[],"neighborhood":{"name":"Prospect Heights","url":"https://nycpropertyfacts.com/ny/brooklyn/11238","topics":[{"slug":"open-hpd-violations","label":"Open HPD violations","url":"https://nycpropertyfacts.com/ny/brooklyn/11238/open-hpd-violations"},{"slug":"active-dob-violations","label":"Active DOB violations","url":"https://nycpropertyfacts.com/ny/brooklyn/11238/active-dob-violations"},{"slug":"active-ecb-violations","label":"Active ECB violations","url":"https://nycpropertyfacts.com/ny/brooklyn/11238/active-ecb-violations"},{"slug":"open-dob-jobs","label":"Open DOB jobs","url":"https://nycpropertyfacts.com/ny/brooklyn/11238/open-dob-jobs"},{"slug":"unpaid-oath-tickets","label":"Unpaid OATH tickets","url":"https://nycpropertyfacts.com/ny/brooklyn/11238/unpaid-oath-tickets"}]},"official_links":{"dob_bis":"https://a810-bisweb.nyc.gov/bisweb/PropertyProfileOverviewServlet?boro=3&block=1177&lot=7502","zola":"https://zola.planning.nyc.gov/l/lot/3/1177/7502","acris":"https://a836-acris.nyc.gov/bblsearch/bblsearch.asp?borough=3&block=1177&lot=7502"},"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."}