638 CLASSON AVENUE
638 CLASSON AVENUE is a Class S9 (misc mixed-use) building in Brooklyn (BBL 3011410045) built in 1930, with 8 residential units across 4 floors.
The building is in NYC community district 308, council district 35, zoning district R6A, on a 2,875-square-foot lot with a building footprint of 7,190 square feet.
The current registered owner of record per NYC PLUTO is CLASSON DEVELOPMENT 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 OfficerABRAHAM HERMAN
- Corporate OwnerCLASSON DEVELOPMENT LLC
- Site ManagerABE HERMAN
Most recent deed
Recent ACRIS documents (last 5)
Building stats
- Zoning:
- R6A
- Lot size:
- 2,875 sqft
- Building area:
- 7,190 sqft
- Floors:
- 4
- Assessed value:
- $1.3M
- Community district:
- 308
- Council district:
- 35
HPD violations
Recent HPD violation details
- Class AInspected May 4, 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 9, 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 BInspected May 23, 2024§ 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF BICYCLES AT PUBLIC HALL, 3rd STORY
- Class BInspected May 23, 2024§ 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF HOUSEHOLD ITEMS AT PUBLIC HALL, 2nd STORY
- Class BInspected May 23, 2024§ 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF HOUSEHOLD ITEMS AT PUBLIC HALL, 1st STORY
Recent ACRIS activity
Other buildings in this portfolio
- 230 CLASSON AVENUE36 violations
Frequently asked questions about 638 CLASSON AVENUE
Who owns 638 CLASSON AVENUE?
The current registered owner of record for 638 CLASSON AVENUE per NYC PLUTO is CLASSON DEVELOPMENT LLC. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
When was 638 CLASSON AVENUE last sold?
MetroDeeds shows no confirmed ACRIS deed transfer for 638 CLASSON 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 638 CLASSON AVENUE have?
No open HPD housing-maintenance code violations are on record for 638 CLASSON 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 638 CLASSON AVENUE?
NYC Department of Finance assesses 638 CLASSON AVENUE at $1.32M 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 638 CLASSON AVENUE and what does that mean?
638 CLASSON AVENUE is NYC building class S9 — Misc mixed-use. Miscellaneous mixed residential and commercial 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.