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NYC Building Records · BBL 3023710040

471 KEAP STREET

Brooklyn · Block 2371 · Lot 40 · Walk-up, over six families (Class C1)

471 KEAP STREET is a Class C1 (walk-up, over six families) building in Brooklyn (BBL 3023710040) built in 1910, with 13 residential units across 4 floors.

The building is in NYC community district 301, council district 34, zoning district M1-2/R6, on a 4,400-square-foot lot with a building footprint of 17,152 square feet.

The current registered owner of record per NYC PLUTO is KEAP LOFTS 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

KEAP LOFTS LLC
HPD-registered head officer: MENDEL JACOBS

HPD registered contacts

People legally accountable to HPD for conditions at this building, in registration-priority order:
  • Head OfficerMENDEL JACOBS
  • Corporate OwnerKEAP LOFTS LLC
  • Managing AgentGUARDEUM MANAGEMENT
  • Site ManagerMARTIN JACOBS

Most recent deed

Last transferred on Mar 17, 2011 for $3.6M to Keap Lofts Llc.
Previous owner: 471 Keap Street, Llc
Cash sale: no recorded mortgage tied to this transfer.
🔒 See all transfers before the 2011 sale →

Recent ACRIS documents (last 5)

DateTypeAmountParties
May 17, 2016MTGE$1.1MParties redacted — full names in MetroDeeds Scout+
Sep 8, 2011MTGE$295KParties redacted — full names in MetroDeeds Scout+
Sep 8, 2011AGMT$3.6MParties redacted — full names in MetroDeeds Scout+
Mar 17, 2011DEED$3.6MParties redacted — full names in MetroDeeds Scout+
Oct 27, 2008MTGE$300KParties redacted — full names in MetroDeeds Scout+
🔒 Reveal the 5 redacted buyer/seller names above →

Building stats

Units
13
Year built
1910
Class
C1
Borough
Brooklyn
Zoning:
M1-2/R6
Lot size:
4,400 sqft
Building area:
17,152 sqft
Floors:
4
Assessed value:
$957K
Community district:
301
Council district:
34

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 AInspected May 5, 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 BInspected Mar 9, 2026
    § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE CEILING IN THE 3rd ROOM FROM EAST LOCA…
  • Class AInspected Jan 17, 2025
    § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE LATCH AT ENTRANCE DOOR IN THE ENTRANCE LOCATED AT APT 3C, 3rd STORY, 3rd A…
  • Class AInspected Jan 17, 2025
    § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE VENTILATION AT CEILING IN THE PRIVATE HALLWAY LOCATED AT APT 3C, 3rd STORY…
  • Class AInspected Jan 17, 2025
    § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE TILES AT NORTH WALL IN THE 1st BATHROOM FROM EAST AT NORTH…
🔒 See closure dates + classification on archived violations →

Recent ACRIS activity

5 documents in the last 5 years (most recent May 17, 2016).

Frequently asked questions about 471 KEAP STREET

Who owns 471 KEAP STREET?

The current registered owner of record for 471 KEAP STREET per NYC PLUTO is KEAP LOFTS LLC. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.

When was 471 KEAP STREET last sold?

MetroDeeds shows no confirmed ACRIS deed transfer for 471 KEAP 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 471 KEAP STREET have?

No open HPD housing-maintenance code violations are on record for 471 KEAP 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 471 KEAP STREET?

NYC Department of Finance assesses 471 KEAP STREET at $957K 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 471 KEAP STREET and what does that mean?

471 KEAP STREET is NYC building class C1 — Walk-up, over six families. A 3-to-6-story walk-up apartment building with more than 6 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

Go deeper on this building

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