510 AVENUE I
510 AVENUE I is a Class A9 (one-family misc) building in Brooklyn (BBL 3065180003) built in 1920, with 1 residential unit across 2 floors.
The building is in NYC community district 312, council district 44, zoning district R3-1, on a 2,875-square-foot lot with a building footprint of 1,652 square feet.
The current registered owner of record per NYC PLUTO is GELBER, ANDREW.
The most recent ACRIS deed transfer for this BBL was recorded on January 7, 2026 when DAVID & BETH HALBERSTAM FAMILY TRUST; SARA L. HALBERSTAM, TRUSTEE conveyed the property to GELBER, ANDREW for $1.75M. The transaction was financed with a $1.40M mortgage from Mers; Champions Funding, Llc.
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
Most recent deed
Recent ACRIS documents (last 4)
Building stats
- Zoning:
- R3-1
- Lot size:
- 2,875 sqft
- Building area:
- 1,652 sqft
- Floors:
- 2
- Assessed value:
- $107K
- Community district:
- 312
- Council district:
- 44
HPD violations
Recent HPD violation details
Recent ACRIS activity
Frequently asked questions about 510 AVENUE I
Who owns 510 AVENUE I?
The current registered owner of record for 510 AVENUE I per NYC PLUTO is GELBER, ANDREW. The most recent ACRIS deed transfer for this BBL was recorded on January 7, 2026 when the property was conveyed to GELBER, ANDREW. 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 AVENUE I last sold?
The most recent ACRIS deed transfer for 510 AVENUE I was recorded on January 7, 2026, when DAVID & BETH HALBERSTAM FAMILY TRUST; SARA L. HALBERSTAM, TRUSTEE conveyed the property to GELBER, ANDREW for $1.75M. The transaction was financed with a $1.40M mortgage from Mers; Champions Funding, Llc.
How many HPD violations does 510 AVENUE I have?
No open HPD housing-maintenance code violations are on record for 510 AVENUE I. The building is not registered with NYC HPD's landlord-registration system, which is typical for owner-occupied 1-2 family dwellings. HPD violation data is pulled daily from the NYC Open Data violations feed.
What is the assessed value of 510 AVENUE I?
NYC Department of Finance assesses 510 AVENUE I at $107K 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 AVENUE I and what does that mean?
510 AVENUE I is NYC building class A9 — One-family misc. Miscellaneous one-family dwelling. 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.