New buildingAug 27
DOB filing B00621740-P7
New building at 3749 Neptune Avenue
Under review2 proposed stories
Open filing Building record · BIN 3429215
3749 Neptune Avenue
3749 Neptune Avenue, Brooklyn, NY 11224
A consolidated, filing-by-filing view of DOB records matched to this building identifier. The current snapshot links 7 independently sourced records, including 5 that are not recorded as completed, closed or withdrawn.
A building-level summary of matched filings, active-status records and published identifiers.
Matched filings7
Open or active-status records5
First included filingNov 5, 2021
Latest recorded changeAug 27, 2026
The lot
What is already here?
The lot holds a 2-story two-family home built in 2024, on a 3,000 sq ft lot.
- Built
- 2024
- Floors
- 2
- Residential units
- 2
- Building type
- Two-family home
- Land use
- One and two family homes
- Zoning district
- R3-1
- Lot area
- 3,000 sq ft
- Building area
- 1,500 sq ft
Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Sep 1, 2026. They describe the tax lot, not any single filing.
What is recorded here
Multiple filings, one stable building identifier.
New York City's Building Identification Number helps connect filings that may use different application numbers or describe different scopes of work. The records below are grouped because they publish BIN 3429215. They should not be read as a single construction project unless the underlying filings say so.
The matched set includes 6 new building, 1 alteration filing. Its latest status categories are 1 under review, 2 recorded as completed, 4 approved. Each filing page preserves its own status, dates, scope and source identifier.
- First included filing
- Nov 5, 2021
- Latest recorded change
- Aug 27, 2026
- Highest proposed story count
- 2 stories
- Highest proposed unit count
- 2 dwelling units
Highest recorded values may come from different filings and must not be combined into one proposed project. Open the individual filings below for their exact scope. Values outside the publication's conservative data-quality bounds are withheld pending source review.
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Recorded history
What has happened at this address?
Every dated event the city has published for this building, from all 7 matched filings, in the order it was recorded. A date marks what entered the public record, not what happened on site.
- Alteration filed01
Fence application related to NB B00621740-I1. Filing B00621893-I1.
- Alteration approved02
Filing B00621893-I1 reached an approved status.
- New building filed03
New 2 family, 2 story building. Filing B00621740-I1.
- New building approved04
Filing B00621740-I1 reached an approved status.
- Permit recorded for new building05
DOB lists a first permit date for B00621740-I1. That is not by itself confirmation of activity on site.
- Permit recorded for alteration06
DOB lists a first permit date for B00621893-I1. That is not by itself confirmation of activity on site.
- New building filed07
Curb cut related to NB application. Filing B00621740-S1.
- New building filed08
Plumbing application associated with NB. Filing B00621740-S2.
- New building approved09
Filing B00621740-S1 reached an approved status.
- New building approved010
Filing B00621740-S2 reached an approved status.
- Permit recorded for new building011
DOB lists a first permit date for B00621740-S2. That is not by itself confirmation of activity on site.
- Alteration signed off012
DOB recorded a sign-off for B00621893-I1.
- Alteration now completed013
The latest status recorded for B00621893-I1 is “LOC Issued.”
- New building filed014
New 2 family, 2 story building. Filing B00621740-P5.
- New building approved015
Filing B00621740-P5 reached an approved status.
- New building now approved016
The latest status recorded for B00621740-P5 is “Approved.”
- New building filed017
Plumbing application associated with NB. Filing B00621740-P6.
- New building approved018
Filing B00621740-P6 reached an approved status.
- New building now approved019
The latest status recorded for B00621740-P6 is “Approved.”
- Permit recorded for new building020
DOB lists a first permit date for B00621740-S1. That is not by itself confirmation of activity on site.
- New building now approved021
The latest status recorded for B00621740-S1 is “Permit Entire.”
- New building now approved022
The latest status recorded for B00621740-I1 is “Permit Entire.”
- New building signed off023
DOB recorded a sign-off for B00621740-S2.
- New building now completed024
The latest status recorded for B00621740-S2 is “LOC Issued.”
- New building filed025
Curb cut related to NB application. Filing B00621740-P7.
- New building now under review026
The latest status recorded for B00621740-P7 is “Plan Examiner Review.”