NYC DOB record · B00509009-I1

420 Kent Avenue

420 Kent Avenue, Brooklyn, NY 11249

Alteration filing in Williamsburg, 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 14, 2026 · Verify the source row

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NYC DOB RECORD · B00509009-I1

420 Kent Avenue

Brooklyn, NY 11249

Alteration filing · status dated Jun 15, 2021

Current record
Recorded as completed
Proposed scale
Not stated
Dwelling units
605
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 B00509009-I1 as a alteration filing at 420 Kent Avenue, Brooklyn, NY 11249. Its latest published status category is Recorded as completed, dated Jun 15, 2021. The filing records 605 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
Recorded as completed
Latest status date
Jun 15, 2021
Proposed scale
605 proposed dwelling units
Complete building dossierView all 8 filings associated with BIN 3425676Applicant of recordSee the 73 filings that name Mottola Rini Engineers
FiledMay 14, 2021
Current recordRecorded as completed
Proposed scale605 units
Recorded cost$40,000

What the filing says

A public-record reading of the proposed work.

Provide new AC system for retail tenant space on ground floor.

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 22-story elevator apartment building built in 2016, with 605 homes, on a 79,918 sq ft lot.

Built
2016
Last altered
2014
Floors
22
Residential units
605
Building type
Elevator apartment building
Land use
Mixed residential and commercial
Zoning district
R7-3
Lot area
79,918 sq ft
Building area
543,250 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 B00509009-I1.

    01
  2. Application approved

    The application reached an approved status in the DOB record.

    02
  3. First permit date recorded

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

    03
  4. Current status updated

    The latest recorded filing status is “LOC Issued.”

    04
  5. Sign-off date recorded

    DOB lists a sign-off date for this filing.

    05

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
B00509009-I1
BBL
3021340056
Review type
Professional Certification
Existing stories
Empty in the source
Proposed stories
Empty in the source
Existing dwelling units
605
Proposed dwelling units
605