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Brooklyn • Condo

171 South 9 St

Brooklyn, NY 11211Company-ownedBBL 3021397503BIN 3345981
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16 sources

Year Built1994
Floors5
Units10
Building Area18,047 sqft
ZoningR6
ClassRM
Market Value$912K

171 SOUTH 9 ST is a property located at 171 SOUTH 9 ST, Brooklyn, NY 11211. It is classified as a condo - multi-dwelling. The building was constructed in 1994. It has 5 floors and 10 units. The building area is 18,047 square feet on a 5,436 sqft lot. The property is zoned R6. The assessed market value is $912K. It last sold for $406K on Sep 21, 2005. Public records list the property as company-owned. There are 14 building permits on record (9 active). There are 28 violations on record (12 currently open). Data sourced from NYC Department of Buildings (DOB), Housing Preservation & Development (HPD), Department of Finance (DOF), and other government agencies.

A RegWatch Dossier

72records on file

Completed in 1994, 171 South 9 St rises 5 stories over Kings. Public records put it at 10 units and 18,047 square feet of floor area, on land zoned R6. It is carried on the public rolls at a market value of $912K, and assessed for tax at $410K. In the 47 years its record reaches back, the lot has drawn 72 separate government filings.

The documentary life of the address leans hard toward violation: 28 of its 72 records, fully 39%, fall under that one heading. Permit (14) and complaint (8) trail well behind. 12 violations stand open against it today.

The pace is anything but even. Activity is spread across the decades, with 1993 the busiest year on file.

Read together — 39% violation, 47 years of accumulation, a parcel of Kings — these scattered records compose a portrait of the address that no single page sets out to draw.

$912K of Kings, written across 72 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

Address171 SOUTH 9 ST, Brooklyn, NY 11211
Building TypeCondo - Multi-Dwelling
RM
Year Built1994
Floors5
Total Units10
Building Area18,047 sqft
Lot Size5,436 sqft
ZoningR6
ConditionAverage
3021397503
3345981
OwnershipCompany-owned

Assessment & Sales

$912K
$410K
$2K
$406K
Last Sale DateSep 21, 2005

Building Permits

14 on record · 9 active
ElectricalDOB NOW
COMPLETE
Filed Aug 25, 2023Job #B00925328-I1-EL

Modernization of one existing passenger elevator

View this permit's full record & inspection history →
ElevatorDOB NOW
SIGNED OFF
Filed Feb 26, 2020Job #B00276928-I1
View this permit's full record & inspection history →
General ConstructionDOB Legacy
COMPLETED
Filed Nov 28, 2000Job #301099219-01
View this permit's full record & inspection history →
New BuildingDOB Legacy
SIGNED OFF
Filed Jun 18, 1998Job #300285313-01

GEN./CONSTR

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Alteration — Type 3DOB Legacy
PERMIT ISSUED - ENTIRE JOB/WORK
Filed Jun 1, 1998Job #300723395-01

BPP

View this permit's full record & inspection history →

+ 9 more permits — view full report

Violations

28 on record · 12 open
SafetyElevator
ACTIVE
Issued Oct 2, 2026#VIO-FTF-VT-PER-202512-0004218

Violation Issued-Failure To File 2025 Periodic Inspection Report

View this violation's full details & status history →
HPDClass I
INFO NOV SENT OUT
Issued Nov 19, 2025#18405949

§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISES FOR NONPAYMENT OF RENT UNTIL A VALID REGISTRATION STATEMENT IS FILED.

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HPDClass A
NOV SENT OUT
Issued Jun 13, 2025#18029480

(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 →
SafetyElevator
ACTIVE
Issued Oct 11, 2024#VIO-FTC-VT-PER-202312-0011255

Violation Issued-Failure To File 2023 Periodic Inspection Affirmation of Correction

View this violation's full details & status history →
DOB LegacyACC1
ACTIVE
Issued Sep 6, 2019#2389716

VIO ISSUED TO ELEVATOR - FAIL TO CORRECT DEFECTS ON 2017 CAT 1 INSP/TST TST

View this violation's full details & status history →

+ 23 more violations on record — view full report

Get the Complete Report for 171 SOUTH 9 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 171 SOUTH 9 ST, Brooklyn built?

The building at 171 SOUTH 9 ST, Brooklyn, NY 11211 was constructed in 1994. It is classified as a condo - multi-dwelling with 5 floors and 10 units. The building area is 18,047 sqft.

Are there building permits at 171 SOUTH 9 ST, Brooklyn?

Yes. 171 SOUTH 9 ST, Brooklyn, NY 11211 has 14 building permits on record, with 9 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Electrical (COMPLETE) filed Aug 25, 2023.

Does 171 SOUTH 9 ST, Brooklyn have violations?

Yes. 171 SOUTH 9 ST, Brooklyn, NY 11211 has 28 violations on record, with 12 currently open. Breakdown: 2 DOB Safety, 18 DOB, 2 ECB, 6 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 171 SOUTH 9 ST, Brooklyn have docketed judgments?

No docketed OATH judgments were found in local records for 171 SOUTH 9 ST, Brooklyn, NY 11211. Judgment data is sourced from NYC Office of Administrative Trials & Hearings (OATH) hearing records.

What is the property tax assessment for 171 SOUTH 9 ST?

171 SOUTH 9 ST, Brooklyn, NY 11211 has an assessed market value of $912K and a total assessed value of $410K (land: $2K). Assessment data is from the NYC Department of Finance (DOF).

When was 171 SOUTH 9 ST last sold?

171 SOUTH 9 ST, Brooklyn, NY 11211 last sold for $406K on Sep 21, 2005. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

What is the zoning for 171 SOUTH 9 ST?

171 SOUTH 9 ST, Brooklyn, NY 11211 is zoned R6. 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 171 SOUTH 9 ST?

171 SOUTH 9 ST, Brooklyn, NY 11211 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 171 SOUTH 9 ST?

Search 171 SOUTH 9 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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171 SOUTH 9 ST, Brooklyn, NY 11211 — Property Records, Permits, Violations, Tax & Zoning | RegWatch