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NYC DOB record · B00045267-I1

77 Clarkson Avenue

77 Clarkson Avenue, Brooklyn, NY 11226

Alteration filing in Prospect Lefferts Gardens-Wingate, Brooklyn. The latest DOB status is loc issued.

DOB has issued a Letter of Completion, which records that the work in this filing is finished.

Recorded as completedAlteration filing

NYC Department of Buildings · w9ak-ipjd · accessed Sep 11, 2026 · Verify the source row

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NYC DOB RECORD · B00045267-I1

77 Clarkson Avenue

Brooklyn, NY 11226

Alteration filing · status dated Apr 29, 2021

Current record
Recorded as completed
Proposed scale
Not stated
Dwelling units
Not stated
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 B00045267-I1 as a alteration filing at 77 Clarkson Avenue, Brooklyn, NY 11226. Its latest published status category is Recorded as completed, dated Apr 29, 2021. The published record does not state proposed stories or 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
Recorded as completed
Latest status date
Apr 29, 2021
Proposed scale
Not stated in this filing
Complete building dossierView all 5 filings associated with BIN 3426820Applicant of recordSee the 718 filings that name Kz Engineering, P.C
FiledMay 29, 2018
Current recordRecorded as completed
Proposed scaleNot specified
Recorded cost$1

What the filing says

A public-record reading of the proposed work.

Installation of temporary sidewalk shed per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, egress and/or occupancy with 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 8-story condominium built in 2018, with 44 homes, on a 9,508 sq ft lot.

Built
2018
Last altered
2016
Floors
8
Residential units
44
Building type
Condominium
Land use
Elevator apartments
Zoning district
R7-1
Lot area
9,508 sq ft
Building area
33,100 sq ft

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Sep 14, 2026. They describe the tax lot, not this filing.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing B00045267-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 “LOC Issued.”

    03
  4. Sign-off date recorded

    DOB lists a sign-off date for this filing.

    04

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
B00045267-I1
BBL
3050557502
Review type
Professional Certification
Existing stories
Empty in the source
Proposed stories
Empty in the source
Existing dwelling units
Empty in the source
Proposed dwelling units
Empty in the source

Nearby records

Other verified filings in this part of the city.