NYC DOB record · B00635778-I1

366 Leonard Street

366 Leonard Street, Brooklyn, NY 11211

New building filing in East Williamsburg, Brooklyn. The latest DOB status is co issued.

A Certificate of Occupancy has been issued, which is what makes a space legal to occupy. What every status means

Recorded as completedNew building

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

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NYC DOB RECORD · B00635778-I1

366 Leonard Street

Brooklyn, NY 11211

New building · status dated Mar 6, 2023

Current record: Recorded as completed
Proposed scale: 4 stories
Dwelling units: 10

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 B00635778-I1 as a new building at 366 Leonard Street, Brooklyn, NY 11211. Its latest published status category is Recorded as completed, dated Mar 6, 2023. The filing records 4 proposed stories and 10 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: New building
Latest status: Recorded as completed
Latest status date: Mar 6, 2023
Proposed scale: 4 proposed stories and 10 proposed dwelling units

The building, not the filingwhat it sold for and every filing at BIN 3068154 Applicant of recordSee the 10 filings that name Sander Williams Architect PC

FiledDec 1, 2021

Current recordRecorded as completed

Proposed scale4 stories

Recorded cost$1M

What the filing says

A public-record reading of the proposed work.

Proposed new four story, cellar and penthouse residential building.

Street Futures classifies this record as a new building 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 4-story walk-up apartment building built in 2023, with 10 homes, on a 2,500 sq ft lot.

Built: 2023
Last altered: 2021
Floors: 4
Residential units: 10
Building type: Walk-up apartment building
Land use: Walk-up apartments
Zoning district: M1-2/R6
Lot area: 2,500 sq ft
Building area: 7,407 sq ft

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Sep 21, 2026. They describe the tax lot, not this filing.

Recorded timeline

Dates published by the Department of Buildings.

Dec 1, 2021
Application filed
DOB received filing B00635778-I1.
01
Apr 14, 2022
Application approved
The application reached an approved status in the DOB record.
02
Jun 22, 2022
First permit date recorded
DOB lists a first permit date. This does not by itself confirm current construction activity.
03
Mar 6, 2023
Current status updated
The latest recorded filing status is “CO Issued.”
04

For scale: half of DOB filings are permitted within 20 days of being filed and a quarter take longer than 4 months, measured across 66,747 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: B00635778-I1
BIN: 3068154 · building record
BBL: 3027380002
Postal code: 11211 · 3526 filings
Review type: Standard Plan Examination
Existing stories: Empty in the source
Proposed stories: 4
Existing dwelling units: Empty in the source
Proposed dwelling units: 10

General construction