347 WEST 21 STREET
347 WEST 21 STREET is a Class A4 (one-family city home) building in Manhattan (BBL 1007450011) built in 1859, with 1 residential unit across 4 floors.
The building is in NYC community district 104, council district 3, zoning district R7B, on a 2,074-square-foot lot with a building footprint of 5,808 square feet.
The current registered owner of record per NYC PLUTO is DIAMONDJIM 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
- Managing AgentTOP HAT HOME SERVICES
- Site ManagerGARY MINDLIN
Most recent deed
Recent ACRIS documents (last 5)
Building stats
- Zoning:
- R7B
- Lot size:
- 2,074 sqft
- Building area:
- 5,808 sqft
- Floors:
- 4
- Assessed value:
- $575K
- Community district:
- 104
- Council district:
- 3
HPD violations
Recent HPD violation details
- Class AInspected Apr 29, 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 17, 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 4, 2025(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 22, 2024§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 Apr 1, 2024(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…
Recent ACRIS activity
Frequently asked questions about 347 WEST 21 STREET
Who owns 347 WEST 21 STREET?
The current registered owner of record for 347 WEST 21 STREET per NYC PLUTO is DIAMONDJIM LLC. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
When was 347 WEST 21 STREET last sold?
MetroDeeds shows no confirmed ACRIS deed transfer for 347 WEST 21 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 347 WEST 21 STREET have?
No open HPD housing-maintenance code violations are on record for 347 WEST 21 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 347 WEST 21 STREET?
NYC Department of Finance assesses 347 WEST 21 STREET at $575K 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 347 WEST 21 STREET and what does that mean?
347 WEST 21 STREET is NYC building class A4 — One-family city home. A single-family attached or semi-detached city home. 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.