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NYC Building Records · BBL 3048180001

639 ALBANY AVENUE

Brooklyn · Block 4818 · Lot 1 · Elevator, semi-fireproof (Class D1)

639 ALBANY AVENUE is a Class D1 (elevator, semi-fireproof) building in Brooklyn (BBL 3048180001) built in 1959, with 63 residential units across 6 floors.

The building is in NYC community district 309, council district 40, zoning district R6, on a 10,000-square-foot lot with a building footprint of 37,446 square feet.

The current registered owner of record per NYC PLUTO is 639 REALTY LLC.

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

639 REALTY LLC
HPD-registered head officer: Humberto Hernandez

HPD registered contacts

People legally accountable to HPD for conditions at this building, in registration-priority order:
  • Head OfficerHumberto Hernandez
  • Corporate Owner639 REALTY LLC

Most recent deed

Last transferred on Dec 12, 2007 for $5.6M to 639 Realty Llc.
Previous owner: Asr Realty Llc
Mortgage: $3.1M recorded Dec 12, 2007 with New York Community Bank. Loan-to-value: 56%.
🔒 See all transfers before the 2007 sale →

Recent ACRIS documents (last 5)

DateTypeAmountParties
Feb 3, 2021MTGE$1.2MParties redacted — full names in MetroDeeds Scout+
Feb 3, 2021AGMT$8.3MParties redacted — full names in MetroDeeds Scout+
Nov 10, 2015MTGE$2.6MParties redacted — full names in MetroDeeds Scout+
Nov 10, 2015AGMT$7.5MParties redacted — full names in MetroDeeds Scout+
Jul 20, 2011MTGE$887KParties redacted — full names in MetroDeeds Scout+
🔒 Reveal the 5 redacted buyer/seller names above →

Building stats

Units
63
Year built
1959
Class
D1
Borough
Brooklyn
Zoning:
R6
Lot size:
10,000 sqft
Building area:
37,446 sqft
Floors:
6
Assessed value:
$1.7M
Community district:
309
Council district:
40

HPD violations

0 open
Most severe class on record: Class C (immediately hazardous)
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 BInspected Jan 20, 2026
    § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE LATCH SET AT BUILDING ENTRANCE DOOR
  • Class CInspected Jan 20, 2026
    § 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MIS…
  • Class AInspected Jan 20, 2026
    § 27-2005 ADM CODE REPLACE WITH NEW THE MISSING KNOB AT DOOR LEADING TO AT PUBLIC HALL STAIRS, 1st STORY
  • Class CInspected Dec 12, 2025
    § 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MIS…
  • Class BInspected Dec 12, 2025
    § 27-2045(B)(1)(B) HMC, § 12-06, § 12-07, § 12-09 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVI…
🔒 See closure dates + classification on archived violations →

Recent ACRIS activity

5 documents in the last 5 years (most recent Feb 3, 2021).

Other buildings in this portfolio

639 Realty Llc controls 2 NYC buildings. Top properties by HPD violation count:

Frequently asked questions about 639 ALBANY AVENUE

Who owns 639 ALBANY AVENUE?

The current registered owner of record for 639 ALBANY AVENUE per NYC PLUTO is 639 REALTY LLC. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.

When was 639 ALBANY AVENUE last sold?

MetroDeeds shows no confirmed ACRIS deed transfer for 639 ALBANY 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 639 ALBANY AVENUE have?

No open HPD housing-maintenance code violations are on record for 639 ALBANY 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 639 ALBANY AVENUE?

NYC Department of Finance assesses 639 ALBANY AVENUE at $1.74M 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 639 ALBANY AVENUE and what does that mean?

639 ALBANY AVENUE is NYC building class D1 — Elevator, semi-fireproof. A semi-fireproof elevator apartment building. 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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