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Converted dwellings or rooming house
745 ST NICHOLAS AVENUE
MANHATTAN · Hamilton Heights-Sugar Hill · BIN 1061451
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1906Year Built
4Stories
C5Building Class
R6AZoning
4,800 sfGross Floor Area
7Units
Rent Stabilized33 Open Violations ▸
Converted dwellings or rooming house · 1,875 sf lot · 2.56 FAR built · Flood zone X
Locations of Work
Architecture
Roof1p · 1 filing · 2 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
745 NICH KNOCK LLC503/22/2026
745 REALTY LLC103/22/2026
746 REALTY103/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
02/12/2026$975K—Private party → 745 NICH KNOCK LLC$203/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
LMDARCHITECT, PC.101/07/2026
Building Lifecycle
All (48)Filed (1)Violation (47)
07/16/2026
Violation issued (HPD, open)
C
04/29/2026
Violation issued (HPD, open)
A
03/17/2026
Violation issued (ECB, open)
Construction
03/17/2026
Violation issued (ECB, open)
Construction
03/17/2026
Violation issued (ECB, open)
Construction
03/17/2026
Violation issued (ECB, open)
Construction
03/17/2026
Violation issued (ECB, open)
Unknown
01/07/2026
Filed — ALT-CO - New Building with Existing Elements to Remain
No work proposed. Change of C of O from Dentist office, UG. 3 to an apartment UG 2 Change in Use Group only in Residential zone.
M01342121-I1
11/17/2025
Violation issued (HPD, open)
I
10/09/2025
Violation issued (ECB, open)
Boilers
06/04/2025
Violation issued (HPD, open)
A
04/01/2024
Violation issued (HPD, open)
A
11/15/2023
Violation issued (HPD, closed)
I
04/25/2023
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
03/15/2023
Violation issued (HPD, open)
A
11/02/2022
Violation issued (HPD, closed)
I
02/16/2022
Violation issued (HPD, closed)
I
02/16/2022
Violation issued (HPD, open)
A
04/01/2021
Violation issued (HPD, closed)
I
04/01/2021
Violation issued (HPD, open)
A
10/25/2019
Violation issued (HPD, closed)
I
02/10/2018
Violation issued (HPD, open)
B
02/10/2018
Violation issued (HPD, open)
B
01/06/2018
Violation issued (HPD, closed)
C
01/06/2018
Violation issued (HPD, open)
B
11/06/2017
Violation issued (HPD, closed)
I
10/26/2016
Violation issued (HPD, closed)
I
10/01/2015
Violation issued (HPD, closed)
I
03/03/2015
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
02/02/2015
Violation issued (HPD, closed)
I
06/30/2012
Violation issued (HPD, open)
B
06/30/2012
Violation issued (HPD, open)
B
06/30/2012
Violation issued (HPD, open)
B
06/30/2012
Violation issued (HPD, open)
C
06/30/2012
Violation issued (HPD, open)
B
06/30/2012
Violation issued (HPD, open)
A
06/30/2012
Violation issued (HPD, open)
A
06/30/2012
Violation issued (HPD, open)
B
06/30/2012
Violation issued (HPD, open)
B
06/30/2012
Violation issued (HPD, open)
B
01/03/2008
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
06/12/2006
Violation issued (HPD, open)
B
01/31/2005
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
06/24/2004
Violation issued (HPD, open)
C
04/21/2003
Violation issued (ECB, closed)
Elevators
03/16/1999
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
07/28/1998
Violation issued (ECB, closed)
Construction
03/18/1993
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
BISPLISSUEDWARD MECHANICAL09/27/1991
1 project · most recent 05/16/2026
General Wiring
FiledStatusContractorScope
05/16/2026Permit IssuedJP & SON ELECTRIC CORPGeneral Wiring
Nothing on file for this building.
▾Documents — 2 on file (BIS + DOB NOW)
▸Plans & Drawings1
▸DOB NOWPlans/Sketch1
08/20/2026M01342121-I1Request digital key ↗
▸Seals & Professional Certifications1
▸DOB NOWDPL-1: Design Professional Seal & Signature1
08/20/2026M01342121-I1Open ↗