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Brooklyn • Elevator Apartment

921 Montgomery St

Brooklyn, NY 11213Company-ownedBBL 3014190001BIN 3038260
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16 sources

Year Built1927
Floors6
Units94
Building Area88,244 sqft
ZoningR7-1
ClassD1
Market Value$5.9M

921 MONTGOMERY ST is a property located at 921 MONTGOMERY ST, Brooklyn, NY 11213. It is classified as a elevator apartment - semi-fireproof. The building was constructed in 1927. It has 6 floors and 94 units. The building area is 88,244 square feet on a 20,116 sqft lot. The property is zoned R7-1. The assessed market value is $5.9M. Public records list the property as company-owned. There are 20 building permits on record (13 active). There are 1714 violations on record (109 currently open). 39 docketed judgments carrying $4,450 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

6,193records on file
74Energy Star

Completed in 1927, 921 Montgomery St rises 6 stories over Kings. Public records put it at 94 units and 88,244 square feet of floor area, on land zoned R7-1. It is carried on the public rolls at a market value of $5.9M, and assessed for tax at $2.7M. In the 101 years its record reaches back, the lot has drawn 6,193 separate government filings — a paper trail nearly as tall as the building itself.

The documentary life of the address leans hard toward complaint: 4,154 of its 6,193 records, fully 67%, fall under that one heading. Violation (1,714) and enforcement (115) trail well behind. 109 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 2005.

On the environmental ledger, the building posts an Energy Star score of 74, with a site energy-use intensity of 77.9 kBtu per square foot. Its operations answer for roughly 439 metric tons of CO2-equivalent a year.

Read together — 67% complaint, 101 years of accumulation, a parcel of Kings — these scattered records compose a portrait of the address that no single page sets out to draw.

67% of every record here performs the same act: complaint.

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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
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Property Details

Address921 MONTGOMERY ST, Brooklyn, NY 11213
Building TypeElevator Apartment - Semi-Fireproof
D1
Year Built1927
Floors6
Total Units94
Building Area88,244 sqft
Lot Size20,116 sqft
ZoningR7-1
ConditionAverage
3014190001
3038260
OwnershipCompany-owned

Assessment & Sales

$5.9M
$2.7M
$111K

Building Permits

20 on record · 13 active
Cats Certificate To OperateOther
CURRENT
Filed Mar 23, 2026Job #458612
View this permit's full record & inspection history →
Sidewalk ShedDOB NOW
PERMIT ISSUED
Filed Nov 22, 2022Est. cost $9KJob #B00622115-I1

Renewal Permit Without Changes

View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Nov 22, 2022Est. cost $9KJob #B00622115-I1
View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ISSUED
Filed Oct 5, 2022Est. cost $15KJob #B00681548-I1

Renewal Permit Without Changes

View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Oct 5, 2022Est. cost $15KJob #B00681548-I1
View this permit's full record & inspection history →

+ 15 more permits — view full report

Violations

1714 on record · 109 open
Open judgment balance — docketed OATH judgments$4,450
Judgments · 39 docketed
OATH summonsJUDGMENT DOCKETED
Docketed Aug 31, 2023Balance $2,250Ticket #0216712248
OBSTRUCTION OF STREET W CONSTRUCTION MATERIALS EQUIPMENT W O PERMIT
DOB summons (OATH)JUDGMENT DOCKETED
Docketed Dec 31, 2023Ticket #037024984Z
FAIL SUBMIT REQUIRED REPORT OF CRIT EXAM DOCUMENTING EXTERIOR WALL
DOB summons (OATH)JUDGMENT DOCKETED
Docketed Aug 31, 2023Ticket #039069790M
FAILURE TO MAINTAIN BUILDING WALL S OR APPURTENANCES
NYPD summons (OATH)JUDGMENT DOCKETED
Docketed Nov 26, 2019Balance $25Ticket #0200154626
OPEN CONTAINER CONSUMPTION OF ALCOHOL ON STREETS
NYPD summons (OATH)JUDGMENT DOCKETED
Docketed Nov 26, 2019Balance $25Ticket #0200154662
OPEN CONTAINER CONSUMPTION OF ALCOHOL ON STREETS

+ 34 more docketed judgments — view full report

HPDClass B
NOTICE OF ISSUANCE SENT TO TENANT
Issued Oct 12, 2026#19292783

§ 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... MORE THAN 10 SQUARE FEET BUT LESS THAN 30 SQUARE FEET OBSERVED AT CEILING, NORTH AND EAST WALLS IN SIDE THE CLOSET IN THE 1st ROOM FROM NORTH LOCATED AT APT E9, 5th STORY, 2nd APARTMENT FROM WEST AT NORTH

View this violation's full details & status history →
HPDClass C
NOTICE OF ISSUANCE SENT TO TENANT
Issued Oct 7, 2026#19279102

HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT A2, 1st STORY, 2nd APARTMENT FROM EAST AT SOUTH

View this violation's full details & status history →
HPDClass B
CIV14 MAILED
Issued Oct 7, 2026#19279103

§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE BELL BUZZER INTERCOM SYSTEM FROM THE BUILDING ENTRANCE DOOR TO PANEL AT WEST WALL IN THE PRIVATE HALLWAY LOCATED AT APT A2, 1st STORY, 2nd APARTMENT FROM EAST AT SOUTH

View this violation's full details & status history →
HPDClass A
NOTICE OF ISSUANCE SENT TO TENANT
Issued Oct 7, 2026#19279104

§ 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THAN 10 SQUARE FEET OBSERVED IN 2ND CLOSET FROM SOUTH AT WEST WALL IN THE PRIVATE HALLWAY LOCATED AT APT A2, 1st STORY, 2nd APARTMENT FROM EAST AT SOUTH

View this violation's full details & status history →
HPDClass B
CIV14 MAILED
Issued Oct 7, 2026#19279105

§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE SPRING BALANCE ON LOWER SASH AT WINDOW AT SOUTH WALL IN THE KITCHEN LOCATED AT APT A2, 1st STORY, 2nd APARTMENT FROM EAST AT SOUTH

View this violation's full details & status history →

+ 1709 more violations on record — view full report

Get the Complete Report for 921 MONTGOMERY 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 921 MONTGOMERY ST, Brooklyn built?

The building at 921 MONTGOMERY ST, Brooklyn, NY 11213 was constructed in 1927. It is classified as a elevator apartment - semi-fireproof with 6 floors and 94 units. The building area is 88,244 sqft.

Are there building permits at 921 MONTGOMERY ST, Brooklyn?

Yes. 921 MONTGOMERY ST, Brooklyn, NY 11213 has 20 building permits on record, with 13 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Cats Certificate To Operate (CURRENT) filed Mar 23, 2026.

Does 921 MONTGOMERY ST, Brooklyn have violations?

Yes. 921 MONTGOMERY ST, Brooklyn, NY 11213 has 1714 violations on record, with 109 currently open. Breakdown: 3 DOB Safety, 71 DOB, 91 ECB, 1549 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 921 MONTGOMERY ST, Brooklyn have docketed judgments?

Yes. 921 MONTGOMERY ST, Brooklyn, NY 11213 has 39 docketed judgments on record with the NYC Office of Administrative Trials & Hearings (OATH), with an open balance of $4,450. 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 921 MONTGOMERY ST?

921 MONTGOMERY ST, Brooklyn, NY 11213 has an assessed market value of $5.9M and a total assessed value of $2.7M (land: $111K). Assessment data is from the NYC Department of Finance (DOF).

What is the zoning for 921 MONTGOMERY ST?

921 MONTGOMERY ST, Brooklyn, NY 11213 is zoned R7-1. 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 921 MONTGOMERY ST?

921 MONTGOMERY ST, Brooklyn, NY 11213 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 921 MONTGOMERY ST?

Search 921 MONTGOMERY 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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921 MONTGOMERY ST, Brooklyn, NY 11213 — Property Records, Permits, Violations, Tax & Zoning | RegWatch