Brooklyn • Home for Aged

89 Porter Ave

Brooklyn, NY 11237Company-ownedBBL 3029930001BIN 3070619
Year Built1931
Floors4
Units45
Building Area71,000 sqft
ZoningM1-2
ClassN2
Market Value$8.3M

89 PORTER AVE is a property located at 89 PORTER AVE, Brooklyn, NY 11237. It is classified as a home for aged. The building was constructed in 1931. It has 4 floors and 45 units. The building area is 71,000 square feet on a 25,000 sqft lot. The property is zoned M1-2. The assessed market value is $8.3M. Public records list the property as company-owned. There are 78 building permits on record (40 active). There are 171 violations on record (75 currently open). 61 docketed judgments carrying $50,997 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

714records on file
33Energy Star

Completed in 1931, 89 Porter Ave rises 4 stories over Kings. Public records put it at 45 units and 71,000 square feet of floor area, on land zoned M1-2. It is carried on the public rolls at a market value of $8.3M, and assessed for tax at $3.7M. In the 58 years its record reaches back, the lot has drawn 714 separate government filings.

The documentary life of the address leans hard toward enforcement: 181 of its 714 records, fully 25%, fall under that one heading. Violation (171) and complaint (124) trail well behind. 75 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 2023.

On the environmental ledger, the building posts an Energy Star score of 33, with a site energy-use intensity of 113.6 kBtu per square foot. Its operations answer for roughly 601 metric tons of CO2-equivalent a year.

Read together — 25% enforcement, 58 years of accumulation, a parcel of Kings — these scattered records compose a portrait of the address that no single page sets out to draw.

$8.3M of Kings, written across 714 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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Property Details

Address89 PORTER AVE, Brooklyn, NY 11237
Building TypeHome for Aged
N2
Year Built1931
Floors4
Total Units45
Building Area71,000 sqft
Lot Size25,000 sqft
ZoningM1-2
3029930001
3070619
OwnershipCompany-owned

Assessment & Sales

$8.3M
$3.7M
$286K

Building Permits

78 on record · 40 active
Cats RegistrationOther
CURRENT
Filed Feb 9, 2026Job #484771
ElevatorDOB NOW
SIGNED OFF
Filed Jan 6, 2026Job #B01339634-I1
ElectricalDOB NOW
PERMIT ISSUED
Filed Jul 29, 2025Job #B01262790-I1-EL
ElevatorDOB NOW
SIGNED OFF
Filed Mar 18, 2024Job #B01000231-I1
General ConstructionDOB NOW
LOC ISSUED
Filed May 13, 2022Est. cost $6KJob #B00346511-I1

+ 73 more permits — view full report

Violations

171 on record · 75 open
Open judgment balance — docketed OATH judgments$50,997
Judgments · 61 docketed
FDNY summons (OATH)JUDGMENT DOCKETED
Docketed Sep 30, 2026Balance $935Ticket #012181606N
FIRE PROTECTION SYSTEMS:FAIL TO PREVENT UNNECESSARY UNWARRANTED ALARMS
FDNY summons (OATH)JUDGMENT DOCKETED
Docketed Sep 30, 2026Balance $935Ticket #012181258X
FIRE PROTECTION SYSTEMS:FAIL TO PREVENT UNNECESSARY UNWARRANTED ALARMS
FDNY summons (OATH)JUDGMENT DOCKETED
Docketed Sep 30, 2026Balance $935Ticket #012181260P
FIRE PROTECTION SYSTEMS:FAIL TO PREVENT UNNECESSARY UNWARRANTED ALARMS
FDNY summons (OATH)JUDGMENT DOCKETED
Docketed Jul 13, 2026Balance $1,875Ticket #012177255Z
FIRE PROTECTION SYSTEMS:FAIL TO PREVENT UNNECESSARY UNWARRANTED ALARMS
FDNY summons (OATH)JUDGMENT DOCKETED
Docketed Apr 30, 2026Balance $935Ticket #012174412J
FIRE PROTECTION SYSTEMS:FAIL TO PREVENT UNNECESSARY UNWARRANTED ALARMS

+ 56 more docketed judgments — view full report

SafetyElevator
ACTIVE
Issued Oct 2, 2026#VIO-FTF-VT-CAT1-202512-0002856

Violation Issued-Failure To File 2025 Cat1 Test Report

View this violation's full details & status history →
SafetyElevator
ACTIVE
Issued Oct 2, 2026#VIO-FTF-VT-CAT1-202512-0002857

Violation Issued-Failure To File 2025 Cat1 Test Report

View this violation's full details & status history →
SafetyElevator
ACTIVE
Issued Oct 2, 2026#VIO-FTF-VT-PER-202512-0003386

Violation Issued-Failure To File 2025 Periodic Inspection Report

View this violation's full details & status history →
SafetyElevator
ACTIVE
Issued Oct 2, 2026#VIO-FTF-VT-PER-202512-0004261

Violation Issued-Failure To File 2025 Periodic Inspection Report

View this violation's full details & status history →
HPDClass A
NOV SENT OUT
Issued May 5, 2026#18887960

(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 HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS.

View this violation's full details & status history →

+ 166 more violations on record — view full report

Get the Complete Report for 89 PORTER AVE

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

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Frequently Asked Questions

When was 89 PORTER AVE, Brooklyn built?

The building at 89 PORTER AVE, Brooklyn, NY 11237 was constructed in 1931. It is classified as a home for aged with 4 floors and 45 units. The building area is 71,000 sqft.

Are there building permits at 89 PORTER AVE, Brooklyn?

Yes. 89 PORTER AVE, Brooklyn, NY 11237 has 78 building permits on record, with 40 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 Feb 9, 2026.

Does 89 PORTER AVE, Brooklyn have violations?

Yes. 89 PORTER AVE, Brooklyn, NY 11237 has 171 violations on record, with 75 currently open. Breakdown: 33 DOB Safety, 64 DOB, 53 ECB, 21 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 89 PORTER AVE, Brooklyn have docketed judgments?

Yes. 89 PORTER AVE, Brooklyn, NY 11237 has 61 docketed judgments on record with the NYC Office of Administrative Trials & Hearings (OATH), with an open balance of $50,997. 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 89 PORTER AVE?

89 PORTER AVE, Brooklyn, NY 11237 has an assessed market value of $8.3M and a total assessed value of $3.7M (land: $286K). Assessment data is from the NYC Department of Finance (DOF).

What is the zoning for 89 PORTER AVE?

89 PORTER AVE, Brooklyn, NY 11237 is zoned M1-2. 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 89 PORTER AVE?

89 PORTER AVE, Brooklyn, NY 11237 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 89 PORTER AVE?

Search 89 PORTER AVE 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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89 PORTER AVE, Brooklyn, NY 11237 — Property Records, Permits, Violations, Tax & Zoning | RegWatch