139 SUNNYSIDE AVENUE
139 SUNNYSIDE AVENUE is a Class B1 (two-family brick) building in Brooklyn (BBL 3038860093) built in 1910, with 2 residential units across 2 floors.
The building is in NYC community district 305, council district 37, zoning district R3-1, on a 2,400-square-foot lot with a building footprint of 2,408 square feet.
The current registered owner of record per NYC PLUTO is GRASSOTTI, STEPHEN.
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 OfficerMEIR ANTO
- Corporate Owner4522 SETON LLC
Most recent deed
Recent ACRIS documents (last 5)
Building stats
- Zoning:
- R3-1
- Lot size:
- 2,400 sqft
- Building area:
- 2,408 sqft
- Floors:
- 2
- Assessed value:
- $56K
- Community district:
- 305
- Council district:
- 37
HPD violations
Recent HPD violation details
- Class IInspected Nov 24, 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 IInspected Dec 3, 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 28, 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 IInspected Nov 17, 2022§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 Mar 17, 2022§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…
Recent ACRIS activity
Frequently asked questions about 139 SUNNYSIDE AVENUE
Who owns 139 SUNNYSIDE AVENUE?
The current registered owner of record for 139 SUNNYSIDE AVENUE per NYC PLUTO is GRASSOTTI, STEPHEN. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
When was 139 SUNNYSIDE AVENUE last sold?
MetroDeeds shows no confirmed ACRIS deed transfer for 139 SUNNYSIDE 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 139 SUNNYSIDE AVENUE have?
No open HPD housing-maintenance code violations are on record for 139 SUNNYSIDE 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 139 SUNNYSIDE AVENUE?
NYC Department of Finance assesses 139 SUNNYSIDE AVENUE at $56K 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 139 SUNNYSIDE AVENUE and what does that mean?
139 SUNNYSIDE AVENUE is NYC building class B1 — Two-family brick. A two-family residential building of brick construction, typically owner-occupied. 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.