NYC DOB record · B01169411-I1

259 21 Street

259 21 Street, Brooklyn, NY 11215

Alteration filing in Sunset Park (West), 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 Aug 29, 2026 · Verify the source row

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259 21 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 B01169411-I1 as a alteration filing at 259 21 Street, Brooklyn, NY 11215. Its latest published status category is Recorded as completed, dated Aug 26, 2026. 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
Recorded as completed
Latest status date
Aug 26, 2026
Proposed scale
39 proposed dwelling units
FiledMar 26, 2025
Current recordRecorded as completed
Proposed scale39 units
Recorded cost$10,000

What the filing says

A public-record reading of the proposed work.

Installation of HVAC split system at Apt 2E as per plans filed. 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 5-story condominium built in 2006, with 37 homes, on a 17,883 sq ft lot.

Built
2006
Floors
5
Residential units
37
Building type
Condominium
Land use
Mixed residential and commercial
Zoning district
R6B
Lot area
17,883 sq ft
Building area
50,354 sq ft

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Sep 1, 2026. They describe the tax lot, not this filing.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing B01169411-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
B01169411-I1
BIN
3017415
BBL
3008917501
Review type
Standard Plan Examination
Existing stories
Empty in the source
Proposed stories
Empty in the source
Existing dwelling units
39
Proposed dwelling units
39