637 OSBORN STREET
637 OSBORN STREET is a Class C2 (walk-up, five to six) building in Brooklyn (BBL 3036380025) built in 1930, with 5 residential units across 2 floors.
The building is in NYC community district 316, council district 42, zoning district R6, on a 2,500-square-foot lot with a building footprint of 3,075 square feet.
The current registered owner of record per NYC PLUTO is TROPP, UDY.
MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
The building is registered with NYC HPD's landlord-registration system and has no open HPD housing-maintenance code violations on record as of May 18, 2026.
Data sourced daily from NYC PLUTO (Department of City Planning), NYC ACRIS (Department of Finance), and NYC HPD housing-maintenance code violations.
Owner of record
HPD registered contacts
- Site ManagerEVIATAR MOR
Most recent deed
Recent ACRIS documents (last 5)
Building stats
- Zoning:
- R6
- Lot size:
- 2,500 sqft
- Building area:
- 3,075 sqft
- Floors:
- 2
- Assessed value:
- $144K
- Community district:
- 316
- Council district:
- 42
HPD violations
Recent HPD violation details
- Class AInspected May 5, 2026(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
- Class IInspected Nov 19, 2025§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE…
- Class AInspected Jun 26, 2025§ 27-2104 ADM CODE POST AND MAINTAIN A PROPER SIGN ON WALL OF ENTRANCE STORY SHOWING THE REGISTRATION NUMBER ASSIGNED BY THE DEPARTMENT AND…
- Class CInspected Jun 26, 2025§ 27-2033 ADM CODE POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO H…
- Class AInspected Jun 26, 2025§ 26-1103 ADMIN. CODE: POST AND MAINTAIN A PROPER NOTICE ON WALL OF THE ENTRANCE STORY IN ENGLISH AND SPANISH ON THE AVAILABILITY OF THE AGE…
Recent ACRIS activity
Other buildings in this portfolio
- 404 BRADFORD STREET145 violations
- 2154 BERGEN STREET110 violations
- 1059 SUTTER AVENUE48 violations
Frequently asked questions about 637 OSBORN STREET
Who owns 637 OSBORN STREET?
The current registered owner of record for 637 OSBORN STREET per NYC PLUTO is TROPP, UDY. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
When was 637 OSBORN STREET last sold?
MetroDeeds shows no confirmed ACRIS deed transfer for 637 OSBORN STREET in the last 5 years of recorded NYC public-records data. NYC ACRIS coverage extends back to 1966; an absence in our 5-year window typically means either the BBL has not transacted recently, or the most recent recorded document is not a DEED type (such as a refinance rather than a sale).
How many HPD violations does 637 OSBORN STREET have?
No open HPD housing-maintenance code violations are on record for 637 OSBORN STREET as of May 18, 2026. The building is registered with NYC HPD's landlord-registration system. HPD violation data is pulled daily from the NYC Open Data violations feed.
What is the assessed value of 637 OSBORN STREET?
NYC Department of Finance assesses 637 OSBORN STREET at $144K for the current tax year. NYC assesses property at a fraction of estimated market value (the assessment ratio varies by tax class — 6% for tax class 1 one-to-three-family dwellings, approximately 45% for tax class 2 rental apartment buildings), so the market value implied by this assessment is meaningfully higher. Assessment data is published by NYC Department of Finance.
What building class is 637 OSBORN STREET and what does that mean?
637 OSBORN STREET is NYC building class C2 — Walk-up, five to six. A 3-to-6-story walk-up apartment building, 5-6 residential units. Building class is assigned by NYC Department of Finance and recorded in PLUTO; it determines the property's tax class and the regulatory regime that applies.