510 DECATUR STREET
510 DECATUR STREET is a Class B3 (two-family converted) building in Brooklyn (BBL 3015040010) built in 1899, with 2 residential units across 3 floors.
The building is in NYC community district 303, council district 41, zoning district R5B, on a 1,800-square-foot lot with a building footprint of 3,096 square feet.
The current registered owner of record per NYC PLUTO is DUNAWAY, GAVIN JOSEPH.
The most recent ACRIS deed transfer for this BBL was recorded on June 20, 2024 when GUGGENHEIM, SCOTT conveyed the property to BUTTIGNOL, MICHELA; DUNAWAY, GAVIN JOSEPH for $1.78M. The transaction was financed with a $1.50M mortgage from Mers; United Wholesale Mortgage Llc.
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 AgentGavin Dunaway
- Site ManagerMichela Buttignol
Most recent deed
Recent ACRIS documents (last 5)
Building stats
- Zoning:
- R5B
- Lot size:
- 1,800 sqft
- Building area:
- 3,096 sqft
- Floors:
- 3
- Assessed value:
- $88K
- Community district:
- 303
- Council district:
- 41
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 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 16, 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 Apr 21, 2021§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 8, 2019§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 510 DECATUR STREET
Who owns 510 DECATUR STREET?
The current registered owner of record for 510 DECATUR STREET per NYC PLUTO is DUNAWAY, GAVIN JOSEPH. The most recent ACRIS deed transfer for this BBL was recorded on June 20, 2024 when the property was conveyed to BUTTIGNOL, MICHELA; DUNAWAY, GAVIN JOSEPH. PLUTO ownership is refreshed monthly by NYC Department of Finance; the registered owner may not reflect transactions recorded within the last 30 days.
When was 510 DECATUR STREET last sold?
The most recent ACRIS deed transfer for 510 DECATUR STREET was recorded on June 20, 2024, when GUGGENHEIM, SCOTT conveyed the property to BUTTIGNOL, MICHELA; DUNAWAY, GAVIN JOSEPH for $1.78M. The transaction was financed with a $1.50M mortgage from Mers; United Wholesale Mortgage Llc.
How many HPD violations does 510 DECATUR STREET have?
No open HPD housing-maintenance code violations are on record for 510 DECATUR 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 510 DECATUR STREET?
NYC Department of Finance assesses 510 DECATUR STREET at $88K 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 510 DECATUR STREET and what does that mean?
510 DECATUR STREET is NYC building class B3 — Two-family converted. A two-family dwelling that was converted from a one-family. 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.