NYC DOB record · B00561969-I1

55 Prospect Street

55 Prospect Street, Brooklyn, NY 11201

Alteration filing in Downtown Brooklyn-Dumbo-Boerum Hill, 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. What every status means

Recorded as completedAlteration filing

NYC Department of Buildings · w9ak-ipjd · accessed Sep 14, 2026 · Verify the source row

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NYC DOB RECORD · B00561969-I1

55 Prospect Street

Brooklyn, NY 11201

Alteration filing · status dated Jul 14, 2022

Current record
Recorded as completed
Proposed scale
10 stories
Dwelling units
Not stated
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 B00561969-I1 as a alteration filing at 55 Prospect Street, Brooklyn, NY 11201. Its latest published status category is Recorded as completed, dated Jul 14, 2022. The filing records 10 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
Recorded as completed
Latest status date
Jul 14, 2022
Proposed scale
10 proposed stories
The building, not the filingEvery filing at BIN 3000161, with the parcel and violation recordApplicant of recordSee the 17 filings that name Gensler Architects
FiledAug 10, 2021
Current recordRecorded as completed
Proposed scale10 stories
Recorded cost$979,988

What the filing says

A public-record reading of the proposed work.

General Construction on the 6th floor as per plans filed herewith. No change to 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 10-story office building built in 1967, on a 20,704 sq ft lot.

Built
1967
Last altered
2014
Floors
10
Residential units
0
Building type
Office building
Land use
Commercial and office
Zoning district
M1-6
Lot area
20,704 sq ft
Building area
256,057 sq ft

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Sep 14, 2026. They describe the tax lot, not this filing.

Violation record

Are there open violations here?

No open violations are recorded for this building. 58 notices are on file, all with a recorded resolution.

Open means the agency has not recorded a resolution, which is not the same as the problem still existing. What a violation is, and what it is not. 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 B00561969-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

For scale: half of DOB filings are permitted within 20 days of being filed and a quarter take longer than 4 months, measured across 66,351 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
B00561969-I1
BBL
3000630001
Review type
Professional Certification
Existing stories
10
Proposed stories
10
Existing dwelling units
0
Proposed dwelling units
0
General construction