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NYC DOB record · B00453171-S2

490 Montgomery Street

490 Montgomery Street, Brooklyn, NY 11225

Alteration filing in Crown Heights (South), Brooklyn. The latest DOB status is approved.

A plan examiner has approved the application. A permit still has to be issued before work can begin.

ApprovedAlteration filing

NYC Department of Buildings · w9ak-ipjd · accessed Sep 14, 2026 · Verify the source row

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NYC DOB RECORD · B00453171-S2

490 Montgomery Street

Brooklyn, NY 11225

Alteration filing · status dated Jul 19, 2021

Current record
Approved
Proposed scale
Not stated
Dwelling units
39
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 B00453171-S2 as a alteration filing at 490 Montgomery Street, Brooklyn, NY 11225. Its latest published status category is Approved, dated Jul 19, 2021. The filing records 39 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 19, 2021
Proposed scale
39 proposed dwelling units
Complete building dossierView all 5 filings associated with BIN 3034552Applicant of recordSee the 158 filings that name Gregory V. Perotto, P.E.
FiledJul 16, 2021
Current recordApproved
Proposed scale39 units
Recorded cost$1

What the filing says

A public-record reading of the proposed work.

Filing subsequent filing to remove 1 boiler from boiler list. this filing is to show a laars-mt1250 only per inspectors request. no change in use, egress or occupancy.

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 4-story walk-up apartment building built in 1925, with 39 homes, on a 10,000 sq ft lot.

Built
1925
Last altered
1990
Floors
4
Residential units
39
Building type
Walk-up apartment building
Land use
Walk-up apartments
Zoning district
R6
Lot area
10,000 sq ft
Building area
32,800 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 B00453171-S2.

    01
  2. Application approved

    The application reached an approved status in the DOB record.

    02
  3. Current status updated

    The latest recorded filing status is “Approved.”

    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
B00453171-S2
BBL
3013090049
Review type
Professional Certification
Existing stories
Empty in the source
Proposed stories
Empty in the source
Existing dwelling units
39
Proposed dwelling units
39

Nearby records

Other verified filings in this part of the city.