840 HART STREET
840 HART STREET is a Class C2 (walk-up, five to six) building in Brooklyn (BBL 3032360015) built in 1931, with 6 residential units across 3 floors.
The building is in NYC community district 304, council district 37, zoning district R6, on a 2,500-square-foot lot with a building footprint of 5,250 square feet.
The current registered owner of record per NYC PLUTO is 275 LINDEN REALTY CORP..
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
- Head OfficerDEODAT LOWTAN
- Corporate Owner275 LINDEN REALTY CORP
Most recent deed
Building stats
- Zoning:
- R6
- Lot size:
- 2,500 sqft
- Building area:
- 5,250 sqft
- Floors:
- 3
- Assessed value:
- $500K
- Community district:
- 304
- Council district:
- 37
HPD violations
Recent HPD violation details
- Class BInspected Sep 10, 2025§ 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF HOUSEHOLD ITEMS AT PUBLIC HALL, 3rd STORY
- Class AInspected Aug 16, 2025§ 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT THE CEILING AT PUBLIC HALL, 2nd STORY
- Class BInspected Aug 16, 2025§ 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE FIRE RETARDED PLASTER AT CEILING AT PUBLIC HALL, 2nd STORY
- Class AInspected Aug 16, 2025§ 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THAN 10SQ FT AT CEILING, NORTH, EAST AND SOUTH WAL…
- Class AInspected Aug 16, 2025§ 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT THE CEILING, NORTH,EAST AND SOUTH WALL IN THE BATHR…
Frequently asked questions about 840 HART STREET
Who owns 840 HART STREET?
The current registered owner of record for 840 HART STREET per NYC PLUTO is 275 LINDEN REALTY CORP.. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
When was 840 HART STREET last sold?
MetroDeeds shows no confirmed ACRIS deed transfer for 840 HART 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 840 HART STREET have?
No open HPD housing-maintenance code violations are on record for 840 HART 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 840 HART STREET?
NYC Department of Finance assesses 840 HART STREET at $500K 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 840 HART STREET and what does that mean?
840 HART 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.