21 SOUTH PORTLAND AVE
21 SOUTH PORTLAND AVE is a Class C6 (walk-up coop) building in Brooklyn (BBL 3021000024) built in 1875, with 9 residential units across 4 floors.
The building is in NYC community district 302, council district 35, zoning district R6B, on a 2,500-square-foot lot with a building footprint of 5,540 square feet.
The current registered owner of record per NYC PLUTO is 21 S PORTLAND ASSOC.
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 OfficerSTEPHANIE SNIDER
- Corporate Owner21 SOUTH PORTLAND OWNERS CORP.
- Site ManagerSTEPHEN O'CONNELL
Most recent deed
Building stats
- Zoning:
- R6B
- Lot size:
- 2,500 sqft
- Building area:
- 5,540 sqft
- Floors:
- 4
- Assessed value:
- $1.1M
- Community district:
- 302
- Council district:
- 35
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 AInspected Jun 10, 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 27, 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 IInspected Nov 20, 2023§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 Mar 24, 2023(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…
Frequently asked questions about 21 SOUTH PORTLAND AVE
Who owns 21 SOUTH PORTLAND AVE?
The current registered owner of record for 21 SOUTH PORTLAND AVE per NYC PLUTO is 21 S PORTLAND ASSOC. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
When was 21 SOUTH PORTLAND AVE last sold?
MetroDeeds shows no confirmed ACRIS deed transfer for 21 SOUTH PORTLAND AVE 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 21 SOUTH PORTLAND AVE have?
No open HPD housing-maintenance code violations are on record for 21 SOUTH PORTLAND AVE 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 21 SOUTH PORTLAND AVE?
NYC Department of Finance assesses 21 SOUTH PORTLAND AVE at $1.13M 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 21 SOUTH PORTLAND AVE and what does that mean?
21 SOUTH PORTLAND AVE is NYC building class C6 — Walk-up coop. A walk-up cooperative apartment building. 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.