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NYC Building Records · BBL 3021040007

307 ADELPHI STREET

Brooklyn · Block 2104 · Lot 7 · One-family city home (Class A4)

307 ADELPHI STREET is a Class A4 (one-family city home) building in Brooklyn (BBL 3021040007) built in 1867, with 1 residential unit across 3 floors.

The building is in NYC community district 302, council district 35, zoning district R6B, on a 2,200-square-foot lot with a building footprint of 4,248 square feet.

The current registered owner of record per NYC PLUTO is GELLER, ROBERT.

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

GELLER, ROBERT

HPD registered contacts

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

Most recent deed

Last transferred on May 2, 2011 for $2.0M to Lerario Geller, Ana; Geller, Robert.
Previous owner: Melvin, Mark A
Cash sale: no recorded mortgage tied to this transfer.
🔒 See all transfers before the 2011 sale →

Recent ACRIS documents (last 4)

DateTypeAmountParties
Jul 1, 2016MTGE$1.5MParties redacted — full names in MetroDeeds Scout+
May 2, 2011DEED$2.0MParties redacted — full names in MetroDeeds Scout+
Apr 8, 2010DEED$1.1MParties redacted — full names in MetroDeeds Scout+
Apr 8, 2010MTGE$5KParties redacted — full names in MetroDeeds Scout+
🔒 Reveal the 4 redacted buyer/seller names above →

Building stats

Units
1
Year built
1867
Class
A4
Borough
Brooklyn
Zoning:
R6B
Lot size:
2,200 sqft
Building area:
4,248 sqft
Floors:
3
Assessed value:
$292K
Community district:
302
Council district:
35

HPD violations

0 open
Most severe class on record: Class A
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 AInspected May 1, 2026
    (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 18, 2025
    §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 Jun 6, 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 25, 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 Apr 8, 2024
    (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 closure dates + classification on archived violations →

Recent ACRIS activity

4 documents in the last 5 years (most recent Jul 1, 2016).

Frequently asked questions about 307 ADELPHI STREET

Who owns 307 ADELPHI STREET?

The current registered owner of record for 307 ADELPHI STREET per NYC PLUTO is GELLER, ROBERT. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.

When was 307 ADELPHI STREET last sold?

MetroDeeds shows no confirmed ACRIS deed transfer for 307 ADELPHI 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 307 ADELPHI STREET have?

No open HPD housing-maintenance code violations are on record for 307 ADELPHI STREET 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 307 ADELPHI STREET?

NYC Department of Finance assesses 307 ADELPHI STREET at $292K 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 307 ADELPHI STREET and what does that mean?

307 ADELPHI STREET is NYC building class A4 — One-family city home. A single-family attached or semi-detached city home. 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 307 ADELPHI STREET
Every deed, every violation, court cases, mortgages, and operator portfolio — in one panel.
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