NYC DOB record · B00485579-P8

477 Sackett Street

477 Sackett Street, Brooklyn, NY 11231

Alteration filing in Carroll Gardens-Cobble Hill-Gowanus-Red Hook, 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 Aug 31, 2026 · Verify the source row

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477 Sackett Street record graphic showing the DOB filing status and stated proposal scale
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 B00485579-P8 as a alteration filing at 477 Sackett Street, Brooklyn, NY 11231. Its latest published status category is Approved, dated Dec 30, 2025. The filing records 4 proposed stories and 2 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
Dec 30, 2025
Proposed scale
4 proposed stories and 2 proposed dwelling units
Complete building dossierView all 6 filings associated with BIN 3006960
FiledSep 11, 2025
Current recordApproved
Proposed scale4 stories
Recorded cost$350,000

What the filing says

A public-record reading of the proposed work.

Enlargement to existing 3 story building. building remains two family dwelling. in conjunction with alt-1 (no work) # 321756293

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 2-story two-family home built in 1901, on a 1,580 sq ft lot.

Built
1901
Floors
2
Residential units
2
Building type
Two-family home
Land use
One and two family homes
Zoning district
R6B
Lot area
1,580 sq ft
Building area
3,376 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 B00485579-P8.

    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
B00485579-P8
BBL
3004230041
Review type
Standard Plan Examination
Existing stories
3
Proposed stories
4
Existing dwelling units
2
Proposed dwelling units
2
General constructionStructural workFoundation workEarthwork