NYC DOB record · B01150803-S1

450 Bergen Street

450 Bergen Street, Brooklyn, NY 11217

Alteration filing in Park Slope, 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. What every status means

ApprovedAlteration filing

NYC Department of Buildings · w9ak-ipjd · accessed Aug 24, 2026 · Verify the source row

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NYC DOB RECORD · B01150803-S1

450 Bergen Street

Brooklyn, NY 11217

Alteration filing · status dated Aug 21, 2026

Current record
Approved
Proposed scale
Not stated
Dwelling units
2
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 B01150803-S1 as a alteration filing at 450 Bergen Street, Brooklyn, NY 11217. Its latest published status category is Approved, dated Aug 21, 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 21, 2026
Proposed scale
2 proposed dwelling units
Complete building dossierView all 2 filings associated with BIN 3018588
FiledJul 18, 2025
Current recordApproved
Proposed scale2 units
Recorded cost$59,840

What the filing says

A public-record reading of the proposed work.

Installation of sprinkler system as per plans filed herewith. no change in use, egress and 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 3-story mainly residential with some commercial built in 1930, on a 1,875 sq ft lot.

Built
1930
Floors
3
Residential units
2
Building type
Mainly residential with some commercial
Land use
Mixed residential and commercial
Zoning district
R6B
Lot area
1,875 sq ft
Building area
2,475 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.

Violation record

Are there open violations here?

The Department of Buildings has 1 open notice on record for this building, out of 1 notice on file; the most recent was issued Mar 21, 1991.

  • Construction

    Issued Mar 21, 1991

A violation is a notice the Department of Buildings recorded against the building. It is not a judgment, and many concern paperwork rather than safety. Open means the agency has not recorded a resolution, which is not the same as the problem still existing. From NYC Department of Buildings, DOB Violations (3h2n-5cm9), accessed Sep 14, 2026.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing B01150803-S1.

    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

For scale: half of DOB filings are permitted within 18 days of being filed and a quarter take longer than 4 months, measured across 50,115 filings that carry both dates. How long a permit takes, by work type and borough

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
B01150803-S1
BBL
3009330016
Review type
Standard Plan Examination
Existing stories
Empty in the source
Proposed stories
Empty in the source
Existing dwelling units
2
Proposed dwelling units
2