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NYC Building Records · BBL 3020920009

243 CLERMONT AVENUE

Brooklyn · Block 2092 · Lot 9 · Walk-up, 3+ families (Class C0)

243 CLERMONT AVENUE is a Class C0 (walk-up, 3+ families) building in Brooklyn (BBL 3020920009) built in 1868, with 3 residential units.

The current registered owner of record per NYC PLUTO is MATTHEW VIEDERMAN.

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

MATTHEW VIEDERMAN

HPD registered contacts

People legally accountable to HPD for conditions at this building, in registration-priority order:
  • Managing AgentMATTHEW VIEDERMAN
  • Joint OwnerLUCY GILMOUR

Most recent deed

Most recent ACRIS document: MTGE recorded Aug 6, 2020.
🔒 See full deed history for this building →

Recent ACRIS documents (last 5)

DateTypeAmountParties
Aug 6, 2020MTGE$1.1MParties redacted — full names in MetroDeeds Scout+
Aug 6, 2020AGMT$1.9MParties redacted — full names in MetroDeeds Scout+
Dec 2, 2015AGMT$910KParties redacted — full names in MetroDeeds Scout+
Dec 2, 2015MTGE$10KParties redacted — full names in MetroDeeds Scout+
Mar 26, 2014MTGE$250KParties redacted — full names in MetroDeeds Scout+
🔒 Unlock party names + multi-decade history →

Building stats

Units
3
Year built
1868
Class
C0
Borough
Brooklyn

HPD violations

0 open
Most severe class on record: Class A
No open violations on record. Source: NYC HPD.
🔒 See full violation history →

Recent HPD violation details

Most recent 5 violations issued by NYC HPD at this address:
  • Class AInspected Jun 9, 2025
    (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 IInspected Nov 17, 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 AInspected Mar 22, 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 Apr 7, 2021
    (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…
🔒 See full violation history with closure dates →

Recent ACRIS activity

5 documents in the last 5 years (most recent Aug 6, 2020).

Frequently asked questions about 243 CLERMONT AVENUE

Who owns 243 CLERMONT AVENUE?

The current registered owner of record for 243 CLERMONT AVENUE per NYC PLUTO is MATTHEW VIEDERMAN. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.

When was 243 CLERMONT AVENUE last sold?

MetroDeeds shows no confirmed ACRIS deed transfer for 243 CLERMONT 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 243 CLERMONT AVENUE have?

No open HPD housing-maintenance code violations are on record for 243 CLERMONT AVENUE 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 building class is 243 CLERMONT AVENUE and what does that mean?

243 CLERMONT AVENUE is NYC building class C0 — Walk-up, 3+ families. A 3-to-6-story walk-up apartment building (no elevator), 3 or more residential units. 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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