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NYC Building Records · BBL 3011570001

634 CARLTON AVENUE

Brooklyn · Block 1157 · Lot 1 · Walk-up + store (Class C7)

634 CARLTON AVENUE is a Class C7 (walk-up + store) building in Brooklyn (BBL 3011570001) built in 1931, with 10 residential units across 4 floors.

The building is in NYC community district 308, council district 35, zoning district R7A, on a 1,710-square-foot lot with a building footprint of 9,340 square feet.

The current registered owner of record per NYC PLUTO is THOR 339 FLATBUSH AVENUE,.

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

THOR 339 FLATBUSH AVENUE,
HPD-registered head officer: HOWARD HERSHKOVICH

HPD registered contacts

People legally accountable to HPD for conditions at this building, in registration-priority order:
  • Head OfficerHOWARD HERSHKOVICH
  • Corporate OwnerYALDAYNU LLC
  • Managing AgentTISSA MANAGEMENT
  • Site ManagerMARCELO LEON

Most recent deed

Last transferred on Dec 6, 2005 for $2.2M to Yaldaynu Llc.
Previous owner: Thor 339 Flatbush Avenue Llc
Cash sale: no recorded mortgage tied to this transfer.
🔒 See all transfers before the 2005 sale →

Recent ACRIS documents (last 5)

DateTypeAmountParties
Jan 4, 2017AGMTNot disclosedParties redacted — full names in MetroDeeds Scout+
Jul 1, 2013AGMTNot disclosedParties redacted — full names in MetroDeeds Scout+
Jul 1, 2013AGMT$3.0MParties redacted — full names in MetroDeeds Scout+
Jul 1, 2013MTGE$372KParties redacted — full names in MetroDeeds Scout+
Aug 5, 2008MTGE$757KParties redacted — full names in MetroDeeds Scout+
🔒 Reveal the 5 redacted buyer/seller names above →

Building stats

Units
10
Year built
1931
Class
C7
Borough
Brooklyn
Zoning:
R7A
Lot size:
1,710 sqft
Building area:
9,340 sqft
Floors:
4
Assessed value:
$2.4M
Community district:
308
Council district:
35

HPD violations

0 open
Most severe class on record: Class B
No open violations on record. Source: NYC HPD.
🔒 See every closed violation + inspection history →

Recent HPD violation details

Most recent 5 violations issued by NYC HPD at this address:
  • Class IInspected Nov 29, 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 AInspected Mar 21, 2023
    (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
  • Class AInspected Feb 23, 2022
    (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
  • Class AInspected Nov 6, 2021
    § 329, M/D LAW AND DEPT. RULES AND REGS. PROVIDE A COMPLETED CERTIFICATE OF INSPECTION VISITS IN A PROPER FRAME AT OR NEAR MAILBOXES, BOTTOM…
  • Class AInspected Nov 6, 2021
    § 27-2045 ADM CODE POST A PROPER NOTICE OF SMOKE DETECTOR REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, AT OR NEAR THE MAIL BOX AT P…
🔒 See closure dates + classification on archived violations →

Recent ACRIS activity

5 documents in the last 5 years (most recent Jan 4, 2017).

Frequently asked questions about 634 CARLTON AVENUE

Who owns 634 CARLTON AVENUE?

The current registered owner of record for 634 CARLTON AVENUE per NYC PLUTO is THOR 339 FLATBUSH AVENUE,. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.

When was 634 CARLTON AVENUE last sold?

MetroDeeds shows no confirmed ACRIS deed transfer for 634 CARLTON 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 634 CARLTON AVENUE have?

No open HPD housing-maintenance code violations are on record for 634 CARLTON 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 634 CARLTON AVENUE?

NYC Department of Finance assesses 634 CARLTON AVENUE at $2.40M 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 634 CARLTON AVENUE and what does that mean?

634 CARLTON AVENUE is NYC building class C7 — Walk-up + store. A walk-up apartment building with a store on the ground floor. 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

Go deeper on this building

Open full Landlord Intel for 634 CARLTON AVENUE
Every deed, every violation, court cases, mortgages, and operator portfolio — in one panel.
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