221 CLARKSON AVENUE
221 CLARKSON AVENUE is a Class C1 (walk-up, over six families) building in Brooklyn (BBL 3050570088) built in 2016, with 9 residential units across 4 floors.
The building is in NYC community district 309, council district 40, zoning district R6, on a 2,752-square-foot lot with a building footprint of 8,540 square feet.
The current registered owner of record per NYC PLUTO is 221 CLARKSON REALTY 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 OfficerJACOB SCHWIMMER
- Corporate Owner221 CLARKSON REALTY LLC
- Managing AgentJoseph KLEIN
Most recent deed
Recent ACRIS documents (last 5)
Building stats
- Zoning:
- R6
- Lot size:
- 2,752 sqft
- Building area:
- 8,540 sqft
- Floors:
- 4.25
- Assessed value:
- $812K
- Community district:
- 309
- Council district:
- 40
HPD violations
Recent HPD violation details
- Class AInspected May 8, 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 20, 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 BInspected Sep 8, 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 Sep 8, 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…
- Class BInspected Sep 8, 2025§ 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE FIRE RETARDANT MATERIAL AT CEILING AT CELLAR AT PUBLIC HALL
Recent ACRIS activity
Other buildings in this portfolio
- 77 GRAHAM AVENUE5 violations
- 264 ALBANY AVENUE3 violations
Frequently asked questions about 221 CLARKSON AVENUE
Who owns 221 CLARKSON AVENUE?
The current registered owner of record for 221 CLARKSON AVENUE per NYC PLUTO is 221 CLARKSON REALTY LLC. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
When was 221 CLARKSON AVENUE last sold?
MetroDeeds shows no confirmed ACRIS deed transfer for 221 CLARKSON AVENUE 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 221 CLARKSON AVENUE have?
No open HPD housing-maintenance code violations are on record for 221 CLARKSON AVENUE 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 221 CLARKSON AVENUE?
NYC Department of Finance assesses 221 CLARKSON AVENUE at $812K 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 221 CLARKSON AVENUE and what does that mean?
221 CLARKSON AVENUE is NYC building class C1 — Walk-up, over six families. A 3-to-6-story walk-up apartment building with more than 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.