NYC DOB record · B01452354-I1

77 St Marks Avenue

77 St Marks Avenue, Brooklyn, NY 11217

Alteration filing in Prospect Heights, Brooklyn. The latest DOB status is approved.

A plan examiner has approved the application. A permit still has to be issued before work can begin.

ApprovedAlteration filing

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

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77 St Marks 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 B01452354-I1 as a alteration filing at 77 St Marks Avenue, Brooklyn, NY 11217. Its latest published status category is Approved, dated Aug 28, 2026. 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
Aug 28, 2026
Proposed scale
2 proposed dwelling units
Applicant of recordSee the 5 filings that name Ag Engineering PLLC
FiledAug 28, 2026
Current recordApproved
Proposed scale2 units
Recorded cost$1,000

What the filing says

A public-record reading of the proposed work.

Proposed construction fence. no change to use, egress or occupancy under 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 3-story walk-up apartment building built in 1874, with 6 homes, on a 2,441 sq ft lot.

Built
1874
Floors
3
Residential units
6
Building type
Walk-up apartment building
Land use
Walk-up apartments
Zoning district
R7A
Lot area
2,441 sq ft
Building area
2,520 sq ft
Historic district
Prospect Heights Historic District

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 B01452354-I1.

    01
  2. Application approved

    The application reached an approved status in the DOB record.

    02
  3. Current status updated

    The latest recorded filing status is “Approved.”

    03

Scope and identifiers

The details used to match this filing.

DOB filing number
B01452354-I1
BIN
3028097
BBL
3011430090
Review type
Professional Certification
Existing stories
Not recorded
Proposed stories
Not recorded
Existing dwelling units
10
Proposed dwelling units
2