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Two family converted from one family
257 KOSCIUSZKO STREET
BROOKLYN · Bedford-Stuyvesant (West) · BIN 3049682
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1899Year Built
2Stories
B3Building Class
R6BZoning
—Gross Floor Area
2Units
7 Open Violations ▸FDNY Report ↗
Two family converted from one family · 1.82 FAR built · Flood zone X
Locations of Work
No floor-level scope or drawing coverage on file for this building.
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
257 KOSCIUSKO303/21/2026
50 STANHOPE DEVELOPMENT LLC103/21/2026
Building Lifecycle
All (9)Violation (9)
11/24/2025
Violation issued (HPD, open)
I
12/04/2024
Violation issued (HPD, open)
I
11/28/2023
Violation issued (HPD, open)
I
11/17/2022
Violation issued (HPD, open)
I
03/16/2022
Violation issued (HPD, open)
I
04/21/2021
Violation issued (HPD, open)
I
11/07/2019
Violation issued (HPD, open)
I
01/23/2018
Violation issued (HPD, closed)
B
01/23/2018
Violation issued (HPD, closed)
B
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
BIS—ISSUEDEMMA GROUP MANAGEMENT INC03/04/2016
Nothing on file for this building.
Nothing on file for this building.
▾Documents — 36 on file (BIS + DOB NOW)
▸Applications & Permits7
▸BISPLAN / WORK APPROVAL APPLICATION4
02/09/2016321146808Open ↗
10/09/2015321146808Open ↗
08/27/2015321146808Open ↗
Showing 3 of 4 on file for this type
▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION1
03/26/2016321146808Open ↗
▸BISCERTIFICATE OF OCCUPANCY: APPLICATION1
03/28/2016321146808Open ↗
▸BISWORK PERMIT APPLICATION1
03/07/2016321146808Open ↗
▸Zoning, Tax Lot & Property Records6
▸BISADDRESS: NEW HOUSE NUMBER APPROVED2
01/26/2017321146808Open ↗
07/15/2015321146808Open ↗
▸BISZONING DIAGRAM2
03/07/2016321146808Open ↗
12/29/2015321146808Open ↗
▸BISZONING EXHIBIT I: CERTIFICATION1
10/09/2015321146808Open ↗
▸BISZONING EXHIBIT III:DESC. & OWNRSHP.STMNT1
10/09/2015321146808Open ↗
▸Seals & Professional Certifications2
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION2
12/14/2015321146808Open ↗
12/14/2015321146808Open ↗
▸Safety & Tenant Protection2
▸BISSTREET TREE CHECKLIST2
12/29/2016321146808Open ↗
12/14/2015321146808Open ↗
▸Environmental & Asbestos1
▸BISASBESTOS: CERTIFICATION (DEP ACP5)1
07/15/2015321146808Open ↗
▸Energy Compliance1
▸BISAS-BUILT ENERGY ANALYSIS1
01/26/2017321146808Open ↗
▸Inspections & Test Reports1
▸BISTECHNICAL REPORT: SOIL INSPECTION1
12/14/2015321146808Open ↗
▸Approvals, Objections & Sign-offs4
▸BISSCHEDULE A - OCCUPANCY / USE2
10/09/2015321146808Open ↗
07/15/2015321146808Open ↗
▸BISADMINISTRATIVE OBJECTIONS1
07/15/2015321146808Open ↗
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1
01/26/2017321146808Open ↗
▸Cost, Insurance & Ownership1
▸BISCOST AFFIDAVIT1
01/26/2017321146808Open ↗
▸Filing & Intake Forms5
▸BISADDITIONAL INFORMATION4
12/29/2016321146808Open ↗
03/04/2016321146808Open ↗
02/20/2016321146808Open ↗
Showing 3 of 4 on file for this type
▸BISEFILING COVER SHEET1
07/15/2015321146808Open ↗
▸Other Documents6
▸BISPLOT DIAGRAM4
01/26/2017321146808Open ↗
03/04/2016321146808Open ↗
02/19/2016321146808Open ↗
Showing 3 of 4 on file for this type
▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION2
03/04/2016321146808Open ↗
07/15/2015321146808Open ↗