NYC DOB record · B00378332-I1

524 Knickerbocker Avenue

524 Knickerbocker Avenue, Brooklyn, NY 11221

Alteration filing in Bushwick (East), Brooklyn. The latest DOB status is permit entire.

DOB has issued the permit covering the full scope of this filing, so the work is cleared to proceed.

ApprovedAlteration filing

NYC Department of Buildings · w9ak-ipjd · accessed Sep 12, 2026 · Verify the source row

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NYC DOB RECORD · B00378332-I1

524 Knickerbocker Avenue

Brooklyn, NY 11221

Alteration filing · status dated Jul 15, 2021

Current record
Approved
Proposed scale
Not stated
Dwelling units
60
Filing data portrait

A page-specific reading of the filing status, location and stated scale. Values are drawn from the cited DOB record.

Address record at a glance

What is filed at this address?

NYC DOB lists filing B00378332-I1 as a alteration filing at 524 Knickerbocker Avenue, Brooklyn, NY 11221. Its latest published status category is Approved, dated Jul 15, 2021. The filing records 60 proposed dwelling units.

A filing or approval does not by itself confirm that work is underway. Proposed details may change in later DOB records.
Filing type
Alteration filing
Latest status
Approved
Latest status date
Jul 15, 2021
Proposed scale
60 proposed dwelling units
Complete building dossierView all 5 filings associated with BIN 3338491Applicant of recordSee the 700 filings that name Paul Perdek, PROF. ENG. PLLC
FiledAug 6, 2020
Current recordApproved
Proposed scale60 units
Recorded cost$62,120

What the filing says

A public-record reading of the proposed work.

Installation of heavy duty sidewalk shed during building alteration, filed separately. sidewalk shed shall comply with chapter #33 of the NYC building code. no change in use, occupancy or egress under this application.

Street Futures classifies this record as a alteration filing based on the filing type and work flags published by the Department of Buildings. This classification helps organize the map; it does not add scope that is absent from the DOB record.

The lot this filing sits on

What is already here?

The lot holds a 3-story walk-up apartment building built in 1987, with 120 homes, on a 104,550 sq ft lot.

Built
1987
Last altered
2019
Floors
3
Residential units
120
Building type
Walk-up apartment building
Land use
Walk-up apartments
Zoning district
R6
Lot area
104,550 sq ft
Building area
120,440 sq ft

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Sep 2, 2026. They describe the tax lot, not this filing.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing B00378332-I1.

    01
  2. First permit date recorded

    DOB lists a first permit date. This does not by itself confirm current construction activity.

    02
  3. Current status updated

    The latest recorded filing status is “Permit Entire.”

    03

Scope and identifiers

The details used to match this filing.

Where a field reads “empty in the source”, the city published this filing without that value. It is not an omission on our side, and nothing here is inferred to fill a gap.

DOB filing number
B00378332-I1
BBL
3033250001
Review type
Professional Certification
Existing stories
Empty in the source
Proposed stories
Empty in the source
Existing dwelling units
60
Proposed dwelling units
60