NYC DOB record · B00590018-I1

227 Duffield Street

227 Duffield Street, Brooklyn, NY 11201

Alteration filing in Downtown Brooklyn-Dumbo-Boerum Hill, 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

Open full map
227 Duffield 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 B00590018-I1 as a alteration filing at 227 Duffield Street, Brooklyn, NY 11201. Its latest published status category is Approved, dated May 8, 2026. The filing records 13 proposed stories and 21 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
May 8, 2026
Proposed scale
13 proposed stories and 21 proposed dwelling units
Complete building dossierView all 2 filings associated with BIN 3000308
FiledSep 24, 2021
Current recordApproved
Proposed scale13 stories
Recorded cost$155,588

What the filing says

A public-record reading of the proposed work.

Filing herewith to seal and stabilize the building in order to prepare corrections and remediation of deteriorated of facade alterations.

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 mainly residential with some commercial built in 1915, with 3 homes, on a 2,174 sq ft lot.

Built
1915
Last altered
2021
Floors
4
Residential units
3
Building type
Mainly residential with some commercial
Land use
Mixed residential and commercial
Zoning district
C6-4.5
Lot area
2,174 sq ft
Building area
2,898 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 B00590018-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
B00590018-I1
BBL
3001460015
Review type
Professional Certification
Existing stories
13
Proposed stories
13
Existing dwelling units
21
Proposed dwelling units
21
General construction