NYC DOB record · X01439415-S1

579 Courtlandt Avenue

579 Courtlandt Avenue, Bronx, NY 10451

Alteration filing in Melrose, Bronx. The latest DOB status is prof cert qa review.

The filing was professionally certified by its architect or engineer, and DOB is auditing it rather than reviewing it in full.

Under reviewAlteration filing

NYC Department of Buildings · w9ak-ipjd · accessed Sep 1, 2026 · Verify the source row

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579 Courtlandt 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 X01439415-S1 as a alteration filing at 579 Courtlandt Avenue, Bronx, NY 10451. Its latest published status category is Under review, dated Aug 28, 2026. The filing records 5 proposed stories.

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
Under review
Latest status date
Aug 28, 2026
Proposed scale
5 proposed stories
Complete building dossierView all 3 filings associated with BIN 2128483Applicant of recordSee the 16 filings that name Black Sheep Engineering Group
FiledAug 28, 2026
Current recordUnder review
Proposed scale5 stories
Recorded cost$1

What the filing says

A public-record reading of the proposed work.

Installation of temporary sidewalk shed per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.

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 health facility built in 1927, on a 11,840 sq ft lot.

Built
1927
Last altered
2014
Floors
5
Residential units
0
Building type
Health facility
Land use
Public facilities and institutions
Zoning district
R6
Lot area
11,840 sq ft
Building area
58,162 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 X01439415-S1.

    01
  2. Current status updated

    The latest recorded filing status is “Prof Cert QA Review.”

    02

Scope and identifiers

The details used to match this filing.

DOB filing number
X01439415-S1
BBL
2024100044
Review type
Professional Certification
Existing stories
5
Proposed stories
5
Existing dwelling units
0
Proposed dwelling units
0