173 HART STREET
173 HART STREET is a Class C0 (walk-up, 3+ families) building in Brooklyn (BBL 3017680064) built in 2004, with 3 residential units across 3 floors.
The building is in NYC community district 303, council district 36, zoning district R6B, on a 2,000-square-foot lot with a building footprint of 4,160 square feet.
The current registered owner of record per NYC PLUTO is 173 H LLC.
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 OfficerSAMUEL HALBERSTAM
- Corporate Owner173 H LLC
- Managing AgentNBM Management LLC
- Site ManagerGabriel Dorfman
Most recent deed
Recent ACRIS documents (last 5)
Building stats
- Zoning:
- R6B
- Lot size:
- 2,000 sqft
- Building area:
- 4,160 sqft
- Floors:
- 3
- Assessed value:
- $135K
- Community district:
- 303
- Council district:
- 36
HPD violations
Recent HPD violation details
- Class CInspected Aug 23, 2025§ 27-2005, 2007 ADM CODE REMOVE THE ILLEGAL FASTENING AT SCUTTLE AT PUBLIC HALL, 3rd STORY
- Class BInspected Aug 23, 2025§ 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF HOUSEHOLD ITEMS AT PUBLIC HALL, 2nd STORY
- Class CInspected Aug 23, 2025§ 27-2044, 2041.1 HMC: §238 MDL and 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING THE DOORS THAT IS MISSING OR DEFECTIVE HINGE AT BUIL…
- Class BInspected Aug 20, 2025§ 27-2045(B)(1)(B) HMC, § 12-06, § 12-07, § 12-09 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVI…
- Class BInspected Aug 20, 2025§ 27-2045(B)(1)(A) HMC, § 12-01, § 12-03 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL SMOKE DETECTING DEVICE, INSTALLED IN AC…
Recent ACRIS activity
Frequently asked questions about 173 HART STREET
Who owns 173 HART STREET?
The current registered owner of record for 173 HART STREET per NYC PLUTO is 173 H LLC. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
When was 173 HART STREET last sold?
MetroDeeds shows no confirmed ACRIS deed transfer for 173 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 173 HART STREET have?
No open HPD housing-maintenance code violations are on record for 173 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 173 HART STREET?
NYC Department of Finance assesses 173 HART STREET at $135K 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 173 HART STREET and what does that mean?
173 HART STREET is NYC building class C0 — Walk-up, 3+ families. A 3-to-6-story walk-up apartment building (no elevator), 3 or more 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.