NYC DOB record · B00404188-I1

327 Avenue O

327 Avenue O, Brooklyn, NY 11230

Alteration filing in Mapleton-Midwood (West), 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 12, 2026 · Verify the source row

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NYC DOB RECORD · B00404188-I1

327 Avenue O

Brooklyn, NY 11230

Alteration filing · status dated May 24, 2021

Current record
Approved
Proposed scale
3 stories
Dwelling units
1
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 B00404188-I1 as a alteration filing at 327 Avenue O, Brooklyn, NY 11230. Its latest published status category is Approved, dated May 24, 2021. The filing records 3 proposed stories and 1 proposed dwelling unit.

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
May 24, 2021
Proposed scale
3 proposed stories and 1 proposed dwelling unit
Applicant of recordSee the 22 filings that name Structural Engineering Integrated,
FiledSep 29, 2020
Current recordApproved
Proposed scale3 stories
Recorded cost$25,998

What the filing says

A public-record reading of the proposed work.

Structural filling in conjunction with al1 #310107292

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 2.5-story one-family home built in 1930, on a 4,000 sq ft lot.

Built
1930
Last altered
2008
Floors
2.5
Residential units
1
Building type
One-family home
Land use
One and two family homes
Zoning district
R5
Lot area
4,000 sq ft
Building area
3,448 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 B00404188-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
B00404188-I1
BIN
3173602
BBL
3065840054
Review type
Professional Certification
Existing stories
3
Proposed stories
3
Existing dwelling units
1
Proposed dwelling units
1
Structural work