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One family attached or semi-detached
164 DUPONT STREET
BROOKLYN · Greenpoint · BIN 3063850
💬 Discuss this project
1901Year Built
1Stories
A5Building Class
R6AZoning
650 sfGross Floor Area
1Units
One family attached or semi-detached · 2,500 sf lot · 0.26 FAR built · Flood zone X500
Locations of Work
ArchitectureStructuralMechanicalPlumbingFire ProtectionCivilGeneral
Filed — no permit issued110p · 1 filing · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
BLANK PROPERTY GROUP309/13/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
09/17/2025$3.1M—Private party → 164 DUPONT STREET LLC$4,769/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
XC ENGINEERING PC405/20/2026
BRIAN MCDONOUGH, PE303/26/2026
JAMES CLEARY ARCHITECTURE109/16/2025
Building Lifecycle
All (89)Filed (7)Objection (52)Special Inspection (30)
07/31/2026
Objection raised — Other
06/23/2026
Objection raised — Other
06/18/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
06/15/2026
Objection resolved — Resolved
06/15/2026
Objection resolved — Resolved
06/15/2026
Objection resolved — Resolved
06/15/2026
Objection resolved — Resolved
06/15/2026
Objection resolved — Resolved
06/15/2026
Objection resolved — Resolved
06/14/2026
Objection resolved — Resolved
06/14/2026
Objection resolved — Resolved
06/14/2026
Objection resolved — Resolved
06/14/2026
Objection resolved — Resolved
06/08/2026
Objection resolved — Resolved
06/08/2026
Objection resolved — Addressed
05/22/2026
Objection raised — Scope
05/22/2026
Objection raised — Scope
05/20/2026
Filed — ALT-CO - New Building with Existing Elements to Remain
Installation of new hvac systems, split systems, Packaged Terminal AC Units and associated ductwork and piping
B01283335-S7
05/20/2026
Objection raised — Structural
05/20/2026
Objection raised — Scope
05/20/2026
Objection raised — Structural
05/20/2026
Objection raised — Other
05/20/2026
Objection raised — Structural
05/20/2026
Objection raised — Admin
05/20/2026
Objection raised — Other
05/20/2026
Objection raised — Structural
05/20/2026
Objection raised — Other
05/20/2026
Objection raised — Inspections
05/20/2026
Objection raised — Structural
05/20/2026
Objection raised — Admin
05/11/2026
Filed — ALT-CO - New Building with Existing Elements to Remain
Installation of new hvac systems, split systems, Packaged Terminal AC Units and associated ductwork and piping
B01283335-S5
05/11/2026
Filed — ALT-CO - New Building with Existing Elements to Remain
Installation of new hvac systems, split systems, Packaged Terminal AC Units and associated ductwork and piping
B01283335-S6
04/30/2026
Special inspection requirement — Footing and Foundation
04/30/2026
Special inspection requirement — Final
04/30/2026
Special inspection requirement — Lowest Floor Elevation
04/30/2026
Special inspection requirement — Flood Zone Compliance (attach FEMA elevation/dry floodproofing certificate where applicable)
04/30/2026
Special inspection requirement — Subsurface Investigations (Borings/Test Pits)
04/30/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
04/30/2026
Special inspection requirement — Concrete - Cast-In-Place
04/30/2026
Special inspection requirement — Lowest Floor Elevation
04/30/2026
Special inspection requirement — Final
04/30/2026
Special inspection requirement — Structural Steel - Details
04/30/2026
Special inspection requirement — Masonry
04/30/2026
Special inspection requirement — Structural Cold-Formed Steel
04/30/2026
Special inspection requirement — Structural Steel - Welding
04/30/2026
Special inspection requirement — Structural Steel - High Strength Bolting
04/30/2026
Special inspection requirement — Post-installed Anchors
04/30/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
04/30/2026
Special inspection requirement — Flood Zone Compliance (attach FEMA elevation/dry floodproofing certificate where applicable)
04/30/2026
Special inspection requirement — Subgrade Inspections
04/30/2026
Special inspection requirement — Excavations - Sheeting, Shoring, and Bracing
04/20/2026
Objection resolved — Resolved
04/20/2026
Objection resolved — Resolved
04/02/2026
Objection raised — Cost
04/02/2026
Objection raised — Fire_Protection
04/02/2026
Objection raised — Mechanical
04/02/2026
Objection raised — Cost
04/02/2026
Objection raised — Fire_Protection
04/02/2026
Objection raised — Cost
04/02/2026
Objection raised — Admin
Latest 60 of 89 events.
Nothing on file for this building.
1 project · most recent 05/20/2026
Heating and Air Conditioning Systems Heating Systems Ventilation Systems
FiledStatusContractorScope
05/20/2026——Heating and Air Conditioning Systems, Heating Systems, Ventilation Systems
1 project · most recent 05/20/2026
Sprinkler System
FiledStatusContractorScope
05/20/2026——Sprinkler System
1 project · most recent 05/20/2026
Storm Water/Sanitary
FiledStatusContractorScope
05/20/2026——Storm, Water/Sanitary
1 project · most recent 05/20/2026
Steel Masonry
FiledStatusContractorScope
05/20/2026——Steel, Masonry
▾Special Inspection Requirements (DOB NOW) — 60
DateRequirementInspectorRole
06/18/2026Structural Stability – Alterations of existing buildings—special
04/30/2026Footing and Foundation—progress
04/30/2026Final—progress
04/30/2026Lowest Floor Elevation—progress
04/30/2026Flood Zone Compliance (attach FEMA elevation/dry floodproofing certificate where applicable)—special
04/30/2026Subsurface Investigations (Borings/Test Pits)—special
04/30/2026Structural Stability – Alterations of existing buildings—special
04/30/2026Concrete - Cast-In-Place—special
04/30/2026Lowest Floor Elevation—progress
04/30/2026Final—progress
04/30/2026Structural Steel - Details—special
04/30/2026Masonry—special
04/30/2026Structural Cold-Formed Steel—special
04/30/2026Structural Steel - Welding—special
04/30/2026Structural Steel - High Strength Bolting—special
04/30/2026Post-installed Anchors—special
04/30/2026Structural Stability – Alterations of existing buildings—special
04/30/2026Flood Zone Compliance (attach FEMA elevation/dry floodproofing certificate where applicable)—special
04/30/2026Subgrade Inspections—special
04/30/2026Excavations - Sheeting, Shoring, and Bracing—special
03/26/2026Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation—special
03/26/2026Fire-Resistant Penetrations and Joints—special
03/26/2026Lowest Floor Elevation—progress
03/26/2026Energy Code Compliance Inspections—progress
03/26/2026HVAC-R and service water piping design and insulation—energy_progress
Latest 25 of 60.
▾Documents — 23 on file (BIS + DOB NOW)
▸Plans & Drawings7
▸DOB NOWPlans/Sketch7
08/16/2026B01283335-I1Request digital key ↗
08/16/2026B01283335-S3Request digital key ↗
08/16/2026B01283335-S2Request digital key ↗
Showing 3 of 7 on file for this type
▸Zoning, Tax Lot & Property Records3
▸DOB NOWZD1: DOB Zoning Diagram1
08/16/2026B01283335-I1Open ↗
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/16/2026B01283335-I1Open ↗
▸DOB NOWZoning Exhibit form (1-5)1
08/16/2026B01283335-I1Open ↗
▸Seals & Professional Certifications7
▸DOB NOWDPL-1: Design Professional Seal & Signature7
08/16/2026B01283335-I1Open ↗
08/16/2026B01283335-S2Open ↗
08/16/2026B01283335-S7Open ↗
Showing 3 of 7 on file for this type
▸Trade Schedules & Equipment1
▸DOB NOWDEP: Sewer Certification (Sanitary/Storm)1
08/16/2026B01283335-I1Open ↗
▸Environmental & Asbestos1
▸DOB NOWDEP ACP-5: Asbestos Assessment Report1
08/16/2026B01283335-I1Open ↗
▸Inspections & Test Reports2
▸DOB NOWTR4 Test Report and Plot Diagram1
08/14/2026B01283335-S5Open ↗
▸DOB NOWSOIL REPORT1
08/14/2026B01283335-S5Open ↗
▸Other Documents2
▸DOB NOWProperty Ownership Certification1
08/16/2026B01283335-I1Open ↗
▸DOB NOWSite Survey: Initial1
08/16/2026B01283335-I1Open ↗