2509 EAST 23 STREET
2509 EAST 23 STREET is a Class B3 (two-family converted) building in Brooklyn (BBL 3074410570) built in 1950, with 2 residential units across 2 floors.
NYC PLUTO does not list a registered owner of record for this BBL.
The most recent ACRIS deed transfer for this BBL was recorded on May 8, 2025 when ESTATE OF ADELINE PROTO; AARON, AGATHA ADMN conveyed the property to SBBK MAZAL LLC for $650K. The transaction was financed with a $732K mortgage from Planet Management Group, 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 3)
Building stats
- Floors:
- 2
- Assessed value:
- $53K
HPD violations
Recent HPD violation details
Recent ACRIS activity
Frequently asked questions about 2509 EAST 23 STREET
Who owns 2509 EAST 23 STREET?
NYC PLUTO does not list a registered owner of record for this BBL. The most recent ACRIS deed transfer for 2509 EAST 23 STREET was recorded on May 8, 2025, when ESTATE OF ADELINE PROTO; AARON, AGATHA ADMN conveyed the property to SBBK MAZAL LLC.
When was 2509 EAST 23 STREET last sold?
The most recent ACRIS deed transfer for 2509 EAST 23 STREET was recorded on May 8, 2025, when ESTATE OF ADELINE PROTO; AARON, AGATHA ADMN conveyed the property to SBBK MAZAL LLC for $650K. The transaction was financed with a $732K mortgage from Planet Management Group, Llc.
How many HPD violations does 2509 EAST 23 STREET have?
No open HPD housing-maintenance code violations are on record for 2509 EAST 23 STREET. 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 2509 EAST 23 STREET?
NYC Department of Finance assesses 2509 EAST 23 STREET at $53K 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 2509 EAST 23 STREET and what does that mean?
2509 EAST 23 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.