NYC DOB record · B00637480-I1

1149 East 21 Street

1149 East 21 Street, Brooklyn, NY 11210

Alteration filing in Midwood, 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.

ApprovedAlteration filing

NYC Department of Buildings · w9ak-ipjd · accessed Aug 31, 2026 · Verify the source row

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1149 East 21 Street 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 B00637480-I1 as a alteration filing at 1149 East 21 Street, Brooklyn, NY 11210. Its latest published status category is Approved, dated Dec 22, 2025. The filing records 2 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
Dec 22, 2025
Proposed scale
2 proposed stories and 1 proposed dwelling unit
FiledDec 1, 2021
Current recordApproved
Proposed scale2 stories
Recorded cost$140,100

What the filing says

A public-record reading of the proposed work.

Application filed for interior renovations and new horizontal extension atfirst and second floor.

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 two-family home built in 1910, on a 5,000 sq ft lot.

Built
1910
Floors
2.5
Residential units
2
Building type
Two-family home
Land use
One and two family homes
Zoning district
R2
Lot area
5,000 sq ft
Building area
3,118 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.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing B00637480-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

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
B00637480-I1
BIN
3207513
BBL
3076030037
Review type
Standard Plan Examination
Existing stories
2
Proposed stories
2
Existing dwelling units
1
Proposed dwelling units
1
General construction