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NYC DOB record · B00447585-I1

231 90 Street

231 90 Street, Brooklyn, NY 11209

Alteration filing in Bay Ridge, 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 Sep 14, 2026 · Verify the source row

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NYC DOB RECORD · B00447585-I1

231 90 Street

Brooklyn, NY 11209

Alteration filing · status dated Jan 13, 2022

Current record
Approved
Proposed scale
2 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 B00447585-I1 as a alteration filing at 231 90 Street, Brooklyn, NY 11209. Its latest published status category is Approved, dated Jan 13, 2022. The filing records 2 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
Approved
Latest status date
Jan 13, 2022
Proposed scale
2 proposed stories
Applicant of recordSee the 57 filings that name Costa Arch & Eng LLP
FiledJan 11, 2021
Current recordApproved
Proposed scale2 stories
Recorded cost$53,880

What the filing says

A public-record reading of the proposed work.

Herewith filing application for new Greenhouse above an existing porch at rear of building as per plans submitted. No change in 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 2-story one-family home built in 1935, on a 2,467 sq ft lot.

Built
1935
Floors
2
Residential units
1
Building type
One-family home
Land use
One and two family homes
Zoning district
R4-1
Lot area
2,467 sq ft
Building area
1,504 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.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing B00447585-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

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
B00447585-I1
BIN
3154156
BBL
3060630066
Review type
Professional Certification
Existing stories
2
Proposed stories
2
Existing dwelling units
1
Proposed dwelling units
0
General construction

Nearby records

Other verified filings in this part of the city.