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Two stories - detached, small or mid-size
38 TREADWELL AVENUE
STATEN ISLAND · BIN 5025606
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1899Year Built
2.5Stories
A1Building Class
R3AZoning
1,152 sfGross Floor Area
1Units
Rent StabilizedFDNY Report ↗
Two stories - detached, small or mid-size · Owner of record: HYGEIA PLACE LLC · 4,000 sf lot · 0.29 FAR built · Flood zone X500
Locations of Work
Architecture
Roof1p · 2 filings · 6 docs
Floor 21p · 2 filings · 6 docs
Floor 11p · 2 filings · 6 docs
Cellar1p · 2 filings · 6 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
HYGEIA PLACE LLC103/21/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
MOHAMMAD AHEAD, PE205/14/2026
Building Lifecycle
All (2)Filed (2)
05/14/2026
Filed — Alteration CO
APPLICATION FILED HEREWITH TO CONVERT AN EXISTINGTWO-STORY SINGLE-FAMILY DWELLING WITH A CELLAR AND ATTIC INTO A TWOFAMILY DWELLING. NO CHANGE IN BUILDING BULK, FOOTPRINT, OR EGRESS ISPROPOSED UNDER THIS APPLICATION.
S01402400-I1
04/16/2026
Filed — Alteration CO
APPLICATION FILED HEREWITH TO CONVERT AN EXISTINGTWO-STORY SINGLE-FAMILY DWELLING WITH A CELLAR AND ATTIC INTO A TWOFAMILY DWELLING. NO CHANGE IN BUILDING BULK, FOOTPRINT, OR EGRESS ISPROPOSED UNDER THIS APPLICATION.
S01378907-I1
Nothing on file for this building.
Nothing on file for this building.
▾Special Inspection Requirements (DOB NOW) — 4
DateRequirementInspectorRole
05/14/2026Fire-Resistant Penetrations and Joints—special
05/14/2026Fire-Resistance Rated Construction—progress
04/16/2026Fire-Resistant Penetrations and Joints—special
04/16/2026Fire-Resistance Rated Construction—progress
▾Documents — 6 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch2
08/17/2026S01378907-I1Request digital key ↗
08/16/2026S01402400-I1Request digital key ↗
▸Seals & Professional Certifications2
▸DOB NOWDPL-1: Design Professional Seal & Signature2
08/17/2026S01378907-I1Open ↗
08/16/2026S01402400-I1Open ↗
▸Other Documents2
▸DOB NOWProperty Ownership Certification2
08/17/2026S01378907-I1Open ↗
08/16/2026S01402400-I1Open ↗