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BuildNYC
Two stories - detached, small or mid-size
1781 EAST 23RD STREET
BROOKLYN · Madison · BIN 3183348
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1930Year Built
3Stories
A1Building Class
R3-2Zoning
3,620 sfGross Floor Area
1Units
FDNY Report ↗
Two stories - detached, small or mid-size · 4,000 sf lot · 0.91 FAR built · Flood zone X
Locations of Work
Names shown beside floors are taken automatically from the text of filed documents and may be incomplete or wrong.
Floor 22 filings · 15 docs
Floor 12 filings · 15 docs
Cellar2 filings · 15 docs
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
08/30/2022$2.2M—Private party → Private party$622/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
Mohammad Ahead, PE310/05/2026
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
NYC Permit Services203/21/2026
Building Lifecycle
All (27)Filed (3)Special Inspection (24)
10/05/2026
Filed — Alteration
ENLARGEMENT FOR AN EXISTING ONE FAMILY, TWO STORY RESIDENTIAL BUILDING, WORK AS PER PLAN
B01461896-I1
09/17/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
09/17/2026
Special inspection requirement — Interior lighting power
09/17/2026
Special inspection requirement — Insulation placement and R values
09/17/2026
Special inspection requirement — Fire-Resistance Rated Construction
09/17/2026
Special inspection requirement — Energy Code Compliance Inspections
09/17/2026
Special inspection requirement — Final
09/17/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
09/17/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
09/11/2026
Filed — Alteration
ENLARGEMENT FOR AN EXISTING ONE FAMILY, TWO STORY RESIDENTIAL BUILDING, WORK AS PER PLAN
B00933156-P1
09/03/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
09/03/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
09/03/2026
Special inspection requirement — Energy Code Compliance Inspections
09/03/2026
Special inspection requirement — Final
09/03/2026
Special inspection requirement — Fire-Resistance Rated Construction
09/03/2026
Special inspection requirement — Insulation placement and R values
09/03/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
09/03/2026
Special inspection requirement — Interior lighting power
11/15/2023
Special inspection requirement — Interior lighting power
11/15/2023
Special inspection requirement — Fenestration and door U-factor and product ratings
09/14/2023
Filed — Alteration
ENLARGEMENT FOR AN EXISTING ONE FAMILY, TWO STORY RESIDENTIAL BUILDING, WORK AS PER PLAN
B00933156-I1
09/13/2023
Special inspection requirement — Fire-Resistance Rated Construction
09/13/2023
Special inspection requirement — Energy Code Compliance Inspections
09/13/2023
Special inspection requirement — Final
09/13/2023
Special inspection requirement — Structural Stability – Alterations of existing buildings
09/13/2023
Special inspection requirement — Fire-Resistant Penetrations and Joints
09/13/2023
Special inspection requirement — Insulation placement and R values
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
BISPLISSUEDFountain of Trevi07/19/1996
1 project · most recent 09/11/2026
FiledStatusContractorScope
09/11/2026——1 scope_items
▾Special Inspection Requirements (DOB NOW) — 24
DateRequirementInspectorRole
09/17/2026Fenestration and door U-factor and product ratings—energy_progress
09/17/2026Interior lighting power—energy_progress
09/17/2026Insulation placement and R values—energy_progress
09/17/2026Fire-Resistance Rated Construction—progress
09/17/2026Energy Code Compliance Inspections—progress
09/17/2026Final—progress
09/17/2026Fire-Resistant Penetrations and Joints—special
09/17/2026Structural Stability – Alterations of existing buildings—special
09/03/2026Fire-Resistant Penetrations and Joints—special
09/03/2026Structural Stability – Alterations of existing buildings—special
09/03/2026Energy Code Compliance Inspections—progress
09/03/2026Final—progress
09/03/2026Fire-Resistance Rated Construction—progress
09/03/2026Insulation placement and R values—energy_progress
09/03/2026Fenestration and door U-factor and product ratings—energy_progress
09/03/2026Interior lighting power—energy_progress
11/15/2023Interior lighting power—energy_progress
11/15/2023Fenestration and door U-factor and product ratings—energy_progress
09/13/2023Fire-Resistance Rated Construction—progress
09/13/2023Energy Code Compliance Inspections—progress
09/13/2023Final—progress
09/13/2023Structural Stability – Alterations of existing buildings—special
09/13/2023Fire-Resistant Penetrations and Joints—special
09/13/2023Insulation placement and R values—energy_progress
▾Documents — 15 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch2
10/06/2026B01461896-I1Request digital key ↗
08/26/2026B00933156-I1Request digital key ↗
▸Zoning, Tax Lot & Property Records3
▸DOB NOWZD1: DOB Zoning Diagram3
10/14/2026B00933156-P1Open ↗
10/06/2026B01461896-I1Open ↗
08/13/2026B00933156-I1Open ↗
▸Seals & Professional Certifications3
▸DOB NOWDPL-1: Design Professional Seal & Signature3
10/14/2026B00933156-P1Open ↗
10/06/2026B01461896-I1Open ↗
08/26/2026B00933156-I1Open ↗
▸Other Documents7
▸DOB NOWSite Survey: Initial3
10/14/2026B00933156-P1Open ↗
10/06/2026B01461896-I1Open ↗
08/13/2026B00933156-I1Open ↗
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone2
10/14/2026B00933156-P1Open ↗
08/13/2026B00933156-I1Open ↗
▸DOB NOWPlot Diagram2
10/14/2026B00933156-P1Open ↗
08/13/2026B00933156-I1Open ↗