NYC DOB record · B00447175-I1

5914 23 Avenue

5914 23 Avenue, Brooklyn, NY 11204

Alteration filing in Mapleton-Midwood (West), 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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5914 23 Avenue 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 B00447175-I1 as a alteration filing at 5914 23 Avenue, Brooklyn, NY 11204. Its latest published status category is Approved, dated Jun 24, 2026. The filing records 3 proposed stories and 9 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
Jun 24, 2026
Proposed scale
3 proposed stories and 9 proposed dwelling units
Complete building dossierView all 4 filings associated with BIN 3172050
FiledApr 12, 2021
Current recordApproved
Proposed scale3 stories
Recorded cost$158,120

What the filing says

A public-record reading of the proposed work.

Interior renovation to convert existing 6 dwelling unit building to 9 unit building

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 3-story walk-up apartment building built in 1928, with 6 homes, on a 2,617 sq ft lot.

Built
1928
Floors
3
Residential units
6
Building type
Walk-up apartment building
Land use
Walk-up apartments
Zoning district
R6
Lot area
2,617 sq ft
Building area
4,977 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 B00447175-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
B00447175-I1
BBL
3065480047
Review type
Standard Plan Examination
Existing stories
3
Proposed stories
3
Existing dwelling units
6
Proposed dwelling units
9
General construction