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NYC Building Records · BBL 3054730024

1748 52 STREET

Brooklyn · Block 5473 · Lot 24 · Two-family brick (Class B1)

1748 52 STREET is a Class B1 (two-family brick) building in Brooklyn (BBL 3054730024) built in 1925, with 2 residential units across 2 floors.

The building is in NYC community district 312, council district 44, zoning district R5, on a 2,705-square-foot lot with a building footprint of 2,560 square feet.

The current registered owner of record per NYC PLUTO is SCHLAFF, REFAEL S.

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 17, 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

SCHLAFF, REFAEL S

HPD registered contacts

People legally accountable to HPD for conditions at this building, in registration-priority order:
  • Site ManagerREFAEL SCHLAFF

Most recent deed

Last transferred on Dec 31, 2012 to Schlaff, Refael S.
Previous owner: Schlaff, Avrohom D; Schlaff, Refael S
Mortgage: $618K recorded Nov 16, 2012 with Hudson City Savings Bank.
🔒 See full deed history for this building →

Recent ACRIS documents (last 5)

DateTypeAmountParties
Apr 1, 2022MTGE$176KParties redacted — full names in MetroDeeds Scout+
Jul 26, 2019MTGE$532KParties redacted — full names in MetroDeeds Scout+
Jul 26, 2019AGMT$1.1MParties redacted — full names in MetroDeeds Scout+
Dec 31, 2012DEEDNot disclosedParties redacted — full names in MetroDeeds Scout+
Nov 16, 2012AGMT$618KParties redacted — full names in MetroDeeds Scout+
🔒 Unlock party names + multi-decade history →

Building stats

Units
2
Year built
1925
Class
B1
Borough
Brooklyn
Zoning:
R5
Lot size:
2,705 sqft
Building area:
2,560 sqft
Floors:
2
Assessed value:
$96K
Community district:
312
Council district:
44

HPD violations

0 open
Most severe class on record: Class C (immediately hazardous)
No open violations on record. Source: NYC HPD.
🔒 See full violation history →

Recent HPD violation details

Most recent 3 violations issued by NYC HPD at this address:
  • 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 Oct 4, 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…
  • Class CInspected Oct 2, 2019
    § 12 M/D LAW DISCONTINUE THE STORAGE OF COMBUSTIBLE MATERIAL APPROX 16 CU.FT OF BOOKS AND BOXES AT BOILER ROOM
🔒 See full violation history with closure dates →

Recent ACRIS activity

5 documents in the last 5 years (most recent Apr 1, 2022).

Frequently asked questions about 1748 52 STREET

Who owns 1748 52 STREET?

The current registered owner of record for 1748 52 STREET per NYC PLUTO is SCHLAFF, REFAEL S. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.

When was 1748 52 STREET last sold?

MetroDeeds shows no confirmed ACRIS deed transfer for 1748 52 STREET 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 1748 52 STREET have?

No open HPD housing-maintenance code violations are on record for 1748 52 STREET as of May 17, 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 1748 52 STREET?

NYC Department of Finance assesses 1748 52 STREET at $96K 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 1748 52 STREET and what does that mean?

1748 52 STREET 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.

More from MetroDeeds

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