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Brooklyn • Office

81 Willoughby St

Brooklyn, NY 11201Company-ownedBBL 3001480046BIN 3000350
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16 sources

Year Built1898
Floors8
Units1
Building Area73,860 sqft
ZoningC6-4.5
ClassO6
Market Value$15.1M

81 WILLOUGHBY ST is a property located at 81 WILLOUGHBY ST, Brooklyn, NY 11201. It is classified as a office - loft/mixed use. The building was constructed in 1898. It has 8 floors and 1 unit. The building area is 73,860 square feet on a 10,750 sqft lot. The property is zoned C6-4.5. The assessed market value is $15.1M. Public records list the property as company-owned. There are 154 building permits on record (108 active). There are 147 violations on record (13 currently open). 27 docketed judgments carrying $25,780 in open balances are on record with OATH. Data sourced from NYC Department of Buildings (DOB), Housing Preservation & Development (HPD), Department of Finance (DOF), and other government agencies.

A RegWatch Dossier

579records on file
63Energy Star

Completed in 1898, 81 Willoughby St rises 8 stories over Kings. Public records put it at 1 unit and 73,860 square feet of floor area, on land zoned C6-4.5. It is carried on the public rolls at a market value of $15.1M, and assessed for tax at $6.8M. In the 61 years its record reaches back, the lot has drawn 579 separate government filings.

The documentary life of the address leans hard toward permit: 154 of its 579 records, fully 27%, fall under that one heading. Violation (147) and enforcement (85) trail well behind. 13 violations stand open against it today.

The pace is anything but even. The early decades pass in near silence; the filings cluster heavily in recent years, peaking in 2025.

On the environmental ledger, the building posts an Energy Star score of 63, with a site energy-use intensity of 54.5 kBtu per square foot. Its operations answer for roughly 373 metric tons of CO2-equivalent a year.

Read together — 27% permit, 61 years of accumulation, a parcel of Kings — these scattered records compose a portrait of the address that no single page sets out to draw.

$15.1M of Kings, written across 579 government filings.

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Executive summary, compliance history, title chain & existing debt, recorded documents & agreements, owner contacts, tax detail, Use & Development, build envelope, market comps, investment metrics, deal math & stress tests, deal signals, pre-foreclosure signals, neighborhood. Downloadable PDF. One payment, no subscription.

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Sources
NYC DOBNYC HPDNYC DOFACRISNYC DCPECB/OATHNYC DEPNYC LPCNYC FDNYNYS DHCRMOCEJFEMAEPAUS CensusHUDUSGS
latest record

Property Details

Address81 WILLOUGHBY ST, Brooklyn, NY 11201
Building TypeOffice - Loft/Mixed Use
O6
Year Built1898
Floors8
Total Units1
Building Area73,860 sqft
Lot Size10,750 sqft
ZoningC6-4.5
3001480046
3000350
OwnershipCompany-owned

Assessment & Sales

$15.1M
$6.8M
$675K

Building Permits

154 on record · 108 active
Cats RegistrationOther
CURRENT
Filed Sep 22, 2026Job #505185
View this permit's full record & inspection history →
PlumbingDOB NOW
SIGNED-OFF
Filed Apr 2, 2026Est. cost $5KJob #B01319247-S1

Initial Permit

View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Apr 2, 2026Est. cost $5KJob #B01319247-S1
View this permit's full record & inspection history →
Cats RegistrationOther
CURRENT
Filed Mar 20, 2026Job #489486
View this permit's full record & inspection history →
ElectricalDOB NOW
COMPLETE
Filed Mar 11, 2026Job #B01370477-I1-EL

General wiring commercial use to residential 4th floor

View this permit's full record & inspection history →

+ 149 more permits — view full report

Violations

147 on record · 13 open
Open judgment balance — docketed OATH judgments$25,780
Judgments · 27 docketed
FDNY summons (OATH)JUDGMENT DOCKETED
Docketed Jun 1, 2026Balance $1,000Ticket #014228888Z
AFFIDAVITS, DESIGN INSTALLATION DOCUMENTS, AND OTHER DOCUMENTATION
FDNY summons (OATH)JUDGMENT DOCKETED
Docketed Jan 31, 2026Balance $1,000Ticket #014200795P
FIRE PROTECTION SYSTEMS
FDNY summons (OATH)JUDGMENT DOCKETED
Docketed Dec 31, 2025Balance $1,000Ticket #014196669P
RECORDKEEPING
FDNY summons (OATH)JUDGMENT DOCKETED
Docketed May 31, 2026Balance $750Ticket #012167425N
FIRE PROTECTION SYSTEMS:FAIL TO PREVENT UNNECESSARY UNWARRANTED ALARMS
DEP summons (OATH)JUDGMENT DOCKETED
Docketed Oct 31, 2026Balance $780Ticket #000999416H
IDLING MOTOR VEHICLE ENGIN OVER 1MIN WHILE ADJACENT TO SCHOOL 3RD SUB

+ 22 more docketed judgments — view full report

SafetyGas Piping Ll152
ACTIVE
Issued Sep 18, 2025#NOD-FTF-PL-PER-202206-0090556

Cycle 1, Sub-cycle B (premises is in Community District 2)

View this violation's full details & status history →
SafetyElevator
ACTIVE
Issued Oct 23, 2023#VIO-FTC-VT-CAT1-201912-0005309

Violation Issued-Failure To File 2019 Cat1 Test Affirmation of Correction

View this violation's full details & status history →
ECBConstruction
ACTIVE
Issued May 6, 2021#35558242N

PEDESTRIAN PROTECTION DOES NOT MEET CODE SPECIFICATIONS 3307.6.4.8. NOTE: AT THE TIME OF MY INSPECTION,I OBSERVED A SIDEWALK SHED ERECTED ATEXP#1&2. I ALSO OBSERVED THAT UNDERSIDE OF SIDEWALK SHED WAS NOT PROVI

View this violation's full details & status history →
ECBConstruction
ACTIVE
Issued Nov 15, 2019#37016843P

BC27-929.1/A.C 27-929.1 FAILURE TO COMPLETE THE INSTALLATION OF FULL SYTEM OF AUTOMATIC SPRINKLER AND FILE A FINAL SPRINKLER REPORT PREPAREDBY A REGISTERED DESIGN PROFESSIONAL BY JULY 1,2019,IN AN OFFICE BUILDI

View this violation's full details & status history →
DOB LegacyLocal Law 26/04
ACTIVE
Issued Sep 3, 2019#2382230

FAILED TO FILE FINAL SPRINKLER REPORT BY JULY 1, 2019

View this violation's full details & status history →

+ 142 more violations on record — view full report

Get the Complete Report for 81 WILLOUGHBY ST

Title history, detailed tax records, environmental data, zoning analysis, and more from 250+ government sources.

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Frequently Asked Questions

When was 81 WILLOUGHBY ST, Brooklyn built?

The building at 81 WILLOUGHBY ST, Brooklyn, NY 11201 was constructed in 1898. It is classified as a office - loft/mixed use with 8 floors and 1 unit. The building area is 73,860 sqft.

Are there building permits at 81 WILLOUGHBY ST, Brooklyn?

Yes. 81 WILLOUGHBY ST, Brooklyn, NY 11201 has 154 building permits on record, with 108 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Cats Registration (CURRENT) filed Sep 22, 2026.

Does 81 WILLOUGHBY ST, Brooklyn have violations?

Yes. 81 WILLOUGHBY ST, Brooklyn, NY 11201 has 147 violations on record, with 13 currently open. Breakdown: 4 DOB Safety, 108 DOB, 35 ECB. Sources: NYC DOB, HPD, and ECB/OATH.

Does 81 WILLOUGHBY ST, Brooklyn have docketed judgments?

Yes. 81 WILLOUGHBY ST, Brooklyn, NY 11201 has 27 docketed judgments on record with the NYC Office of Administrative Trials & Hearings (OATH), with an open balance of $25,780. A docketed judgment is an enforceable money judgment entered by OATH after a hearing on a summons issued at this property; where the respondent is the property owner it can attach to the property as a lien.

What is the property tax assessment for 81 WILLOUGHBY ST?

81 WILLOUGHBY ST, Brooklyn, NY 11201 has an assessed market value of $15.1M and a total assessed value of $6.8M (land: $675K). Assessment data is from the NYC Department of Finance (DOF).

What is the zoning for 81 WILLOUGHBY ST?

81 WILLOUGHBY ST, Brooklyn, NY 11201 is zoned C6-4.5. Zoning data is from the NYC Department of City Planning (DCP). For detailed FAR, overlays, and development rights, view the full property report on RegWatch.

Who owns 81 WILLOUGHBY ST?

81 WILLOUGHBY ST, Brooklyn, NY 11201 is company-owned according to public records. Ownership data is from NYC Department of Finance assessment rolls. View the current owner of record and registered contacts in the full property report on RegWatch.

How do I get a full property report for 81 WILLOUGHBY ST?

Search 81 WILLOUGHBY ST on RegWatch to see its public record free — violations, permits, tax records, zoning, environmental data, and more from 250+ government sources, no credit card required. A Full Analysis report ($15, one-time) adds the complete title history, owner contacts, and a downloadable PDF.

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81 WILLOUGHBY ST, Brooklyn, NY 11201 — Property Records, Permits, Violations, Tax & Zoning | RegWatch