NYC DOB record · B00495961-I1

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 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 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 B00495961-I1 as a alteration filing at 477 Sackett Street, Brooklyn, NY 11231. Its latest published status category is Approved, dated Dec 5, 2025. The filing records 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 5, 2025
Proposed scale
2 proposed dwelling units
Complete building dossierView all 6 filings associated with BIN 3006960
FiledApr 5, 2021
Current recordApproved
Proposed scale2 units
Recorded cost$1,000

What the filing says

A public-record reading of the proposed work.

ERECT 8 ft HIGH TEMPORARY CONSTRUCTION WOOD FENCE ON PROPERTY LINE FOR ALT1 JOB NUMBER in CONJUNCTION WITH ALT-1 # B00485579

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 B00495961-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 “Permit Entire.”

    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
B00495961-I1
BBL
3004230041
Review type
Standard Plan Examination
Existing stories
Empty in the source
Proposed stories
Empty in the source
Existing dwelling units
2
Proposed dwelling units
2