CurbScoop
CurbScoopBuildingsDowntown Brooklyn9 DEKALB AVENUE

9 DEKALB AVENUE

Brooklyn· Downtown Brooklyn· built 2021class RMBBL 3001497503landmark

9 DEKALB AVENUE is a 541-unit building in Downtown Brooklyn, Brooklyn, built in 2021.

4 units are on the market here right now.

City records show 30 DOB permits and 8 open violations on file.

Units (res)
541
Floors
74.0
Lot ft²
46,367 ft²
Bldg ft²
617,022 ft²
Assessed
$103.8M
DOF total
Comps L5y
0

Active sale listings (4)

AddressNeighborhoodPrice$/ft²SqftBeds/Bathsvs compDOMRiskScore
85 Fleet Street #53A
Brooklyn · built 2021
Downtown Brooklyn$1.99M$1,5681,266 ft²2 bd · 2 ba-361
4 HPD-C2 DOBbedbug
15.0Source
85 FLEET STREET #74A
Brooklyn · built 2021
Downtown Brooklyn$2.38M$1,9181,238 ft²2 bd · 2 ba-2
4 HPD-C2 DOBbedbug
15.0Source
85 Fleet Street #53B
Brooklyn · built 2021
Downtown Brooklyn$2.50M$1,6771,488 ft²3 bd · 2 ba-359
4 HPD-C2 DOBbedbug
15.0Source
85 Fleet Street #57C
Brooklyn · built 2021
Downtown Brooklyn$2.65M$1,6011,652 ft²3 bd · 3 ba-201
4 HPD-C2 DOBbedbug
15.0Source

Transaction history (0)

Every recorded deed for this tax lot.

No recorded transactions for this BBL yet.

Building risk + activity

HPD violations (last 40)
  • A
    § 27-2104 ADM CODE POST AND MAINTAIN A PROPER SIGN ON WALL OF ENTRANCE STORY SHOWING THE REGISTRATION NUMBER ASSIGNED BY THE DEPARTMENT AND THE ADDRESS OF THE BUILDING. AT PUBLIC HALL
    Apr 24, 2026 · NOV CERTIFIED ON TIME
  • I
    §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.
    Nov 17, 2023 · VIOLATION DISMISSED
  • C
    § 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE AT FIRE DOOR STAIR K AT PUBLIC HALL, 27th STORY
    Sep 18, 2023 · VIOLATION CLOSED
  • C
    § 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE FIRE DOOR STAIR K AT PUBLIC HALL, 25th STORY
    Sep 18, 2023 · VIOLATION CLOSED
  • C
    § 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE FIRE DOOR STAIR K AT PUBLIC HALL, 22nd STORY
    Sep 18, 2023 · VIOLATION CLOSED
  • C
    § 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE AT HOPPER AT PUBLIC HALL, 23rd STORY
    Sep 18, 2023 · VIOLATION CLOSED
DOB permits (last 30)
  • FO-
    JDS CONSTRUCTION GROUP
  • NB-
    JDS CONSTRUCTION GROUP
  • PL-
    TT MECHANICAL CORP
  • FO-
    JDS CONSTRUCTION GROUP
  • FO-
    JDS CONSTRUCTION GROUP
  • NB-
    JDS CONSTRUCTION GROUP
  • NB-
    LEEDING BUILDERS GROUP LL
  • PL-
    TT MECHANICAL CORP
  • PL-
    TT MECHANICAL CORP
  • NB-
    JDS CONSTRUCTION GROUP
  • NB-
    JDS CONSTRUCTION GROUP
  • NB-
    JDS CONSTRUCTION GROUP
  • FO-
    JDS CONSTRUCTION GROUP*
  • FO-
    JDS CONSTRUCTION GROUP*
  • NB-
    TRITON CONSTRUCTION CO.,
  • NB-
    JDS CONSTRUCTION GROUP
  • NB-
    LEEDING BUILDERS GROUP LL
  • NB-
    JDS CONSTRUCTION GROUP
  • NB-
    JDS CONSTRUCTION GROUP
  • NB-
    JDS CONSTRUCTION GROUP
  • NB-
    LEEDING BUILDERS GROUP LL
  • FO-
    LEEDING BUILDERS GROUP LL
  • FO-
    LEEDING BUILDERS GROUP LL
  • EQ-
    LEEDING BUILDERS GROUP LL
  • FO-
    JDS CONSTRUCTION GROUP*
  • FO-
    JDS CONSTRUCTION GROUP*
  • FO-
    JDS CONSTRUCTION GROUP*
  • FO-
    JDS CONSTRUCTION GROUP*
  • NB-
    LEEDING BUILDERS GROUP LL
  • FO-
    JDS CONSTRUCTION GROUP
DOB violations
  • Sep 4, 2024C-CONSTRUCTION OTHER OPTIONAL
  • May 20, 2024C-CONSTRUCTION OTHER OPTIONAL

More buildings in Downtown Brooklyn

Sources & freshness

Research contract nyc_property_research.v1 · snapshot Sep 12, 2026

Stable property ID: nyc:bbl:3001497503

This identifier represents an NYC tax lot. Condo and co-op apartment identity must be resolved separately.

Tax lot and building facts

NYC Department of City Planning (PLUTO)

completed
1 tax-lot record in the current corpus · latest record Sep 6, 2026

Pipeline completed Sep 6, 2026

The current PLUTO pipeline is configured for Manhattan and Brooklyn.

PLUTO describes the tax lot and buildings, not legal ownership of an individual apartment.

Marketed sale listings

StreetEasy, observed by CurbScoop

completed
4 active sale listings in the current corpus · latest record May 29, 2026

Pipeline completed Aug 31, 2026

The current sales-listing pipeline is configured for Manhattan and Brooklyn.

Listing observations describe marketed state and are not proof of a closing or exhaustive market coverage.

Recorded transfers

NYC Department of Finance, Office of the City Register (ACRIS)

completed
0 recorded deeds in the current corpus

Pipeline completed Sep 11, 2026

Deed document types associated with this BBL in the current CurbScoop corpus.

Recording can lag a transaction, and a deed with no stated consideration is not evidence of a market sale.

DOB permits

NYC Department of Buildings via NYC Open Data

completed
63 permits in the current corpus

Pipeline completed Sep 11, 2026

The current DOB permit pipeline is configured for Manhattan and Brooklyn.

A filing or permit does not prove that work was completed or that all work at the property was filed.

HPD violations

NYC Department of Housing Preservation and Development via NYC Open Data

completed
6 violations in the current corpus · latest record May 11, 2026

Pipeline completed Sep 11, 2026

The current HPD violation pipeline is configured for Manhattan and Brooklyn.

Status and correction timing come from the published agency record and may change after CurbScoop observes it.

DOB violations

NYC Department of Buildings via NYC Open Data

completed
2 violations in the current corpus · latest record Sep 4, 2024

Pipeline completed Sep 11, 2026

The current DOB violation pipeline is configured for Manhattan and Brooklyn.

Absence from the current corpus is not proof that a building has no regulatory issue.

Counts and dates describe the current CurbScoop corpus. They are not a guarantee of exhaustive agency or listing coverage.

Reading these records

The transaction history above comes from ACRIS, the city's register of recorded deeds - it shows what actually closed, not what was asked. To compare that against what similar units are listed at, see how to find comps and asking price vs sale price. The BBL identifying this lot is explained in what is a BBL. Wider context for the area is on the Downtown Brooklyn market page.