The city's published records show little recorded distress here in the last three years. Less recorded distress than 80% of 6-24-unit residential buildings citywide. The citywide median for 6-24-unit residential buildings is 16.3 penalty
points per 10 units; this building carries 3.3. In ZIP 11237, 39% of residential buildings hold an A and
15% grade D or F.
How grades work
this building
A
B
C
Among 46,798 6-24-unit residential buildings citywide · left is less recorded distress, right is more
Open with the city right now
Open HPD violations
4 total — 1 class C (immediately hazardous), 0 class B, 3 class A. Oldest open since 1990-02-23.
status snapshot refreshed weekly from HPD records
Patterns
No heat or hot-water complaints in the last three years.
No bedbug-infested units reported in the last three years of filings.
What 311 hears from this address
42 service requests in the last three years. Most common: Noise (20) · Real Time Enforcement (6) · Graffiti (4) · Investigations and Discipline (IAD) (3) · Water System (2) · Electrical (1).
Filed construction activity
No permitted work with a declared cost filed in the last decade. Permit
costs cover filed construction work only — they do not capture routine maintenance or repairs done
without a permit.
Rent-stabilization signals
Yes
Built before 1974 (1932)
Yes
Six or more residential units (9)
No
421-a / J-51 tax benefit on the current tax roll
2 of 3 signals present. This is the classic profile of a rent-stabilized building (pre-1974, 6+ units) — many units in such buildings remain stabilized. The definitive answer for any unit:
request its rent history from NYS Homes & Community Renewal (free, at hcr.ny.gov).
Registered with HPD — the names behind the building
Registered owner(s)
ANTONINO PIERDIPINO
Managing agent
312 KNICKERBOCKER CORP.
Last registered
2026-07-20
as filed by the owner in the building's HPD registration
What the city thinks it's worth
Tax year
City market value
Assessed value
2025
$1,946,400
$875,880
2026
$1,557,000
$700,650
2027
$1,382,000
$621,900
The city's market estimate has fallen
29% between tax years 2025 and 2027.
Not in the FEMA 1%-annual-chance floodplain (2015 preliminary maps).
Not in a hurricane evacuation zone.
Not in the city's stormwater (cloudburst) flood maps under any modeled scenario.
3 street-flooding or sewer-backup complaints at this address since
2021 (1 in the last three years).
Sources: FEMA flood maps (coastal), NYC DEP Stormwater Flood Maps
(cloudburst), NYC hurricane evacuation zones, and 311 records for this address.
Getting around
Subway
Central Av — M · 0.3 mi straight-line (about a 7-minute walk) · station accessibility: none DeKalb Av — L · 0.3 mi straight-line (about an 8-minute walk) · station accessibility: none
Bus
Nearest boarding stop: De Kalb Av / Knickerbocker Av — B38 · 300 ft
Citi Bike
Suydam St & Knickerbocker Ave · 250 ft · station location as of 2026-09-23; live availability
Distances are straight-line, not walking routes. Transit locations from the MTA and
Citi Bike, bike facilities from NYC DOT, school zones from the DOE's 2024–25 maps.
42 311 service requests from this address in the last three years.
311 will ask for the address, the apartment if the problem is inside, and what's wrong.
Contact details are optional for most complaints; food-poisoning reports can be anonymous. Complaints
appear in the city's public 311 data, usually within a day or two, and then in the Live from 311 box
on this page.
Sales, deeds & mortgages
Most recent mortgage recorded against this lot: $50,000 on
2005-01-24 (lender: Vinci, Michele). Face amount at recording — it may have since been paid
down, refinanced or satisfied. View the recorded
document.
Date
Record
Amount
Per res. unit
2005-01-24
Mortgage $50,000 — from PIERDIPINO, ANTONINO to VINCI, MICHELE
$50,000
2005-01-24
Mortgage $200,000 — from PIERDIPINO, ANTONINO to VINCI, MICHELE
$200,000
2005-01-24
Deed $600,000 — from VINCI, MICHELE to PIERDIPINO, ANTONINO
$600,000
Ten-year activity
50250
2017
37
2018
2019
2020
2021
2022
2023
2024
2025
2026
EnforcementHousing & tenantsOwnership & moneyHealth & systems
Show as table
Year
Enforcement
Housing & tenants
Ownership & money
Health & systems
Total
2017
0
17
0
2
19
2018
0
33
0
4
37
2019
0
32
0
3
35
2020
3
1
2
2
8
2021
0
7
0
2
9
2022
0
5
0
4
9
2023
6
16
0
5
27
2024
6
15
0
3
24
2025
1
8
0
4
13
2026
0
19
0
3
22
This record is free. Keeping it free costs money. Servers, data pipelines, weekends. Pay what you want — a dollar helps.
Restaurant inspection: CIRCO PASTRY SHOP — grade A
2026-08-22
311: Noise - Vehicle — Car/Truck Music
2026-08-19
311: Noise - Vehicle — Car/Truck Music
2026-08-12
311: Noise - Residential — Loud Music/Party
2026-08-06
311: Noise - Vehicle — Car/Truck Music
2026-07-25
311: Noise - Street/Sidewalk — Loud Music/Party
2026-06-22
311: Sewer — Street Flooding (SJ)
2026-06-17
Boiler inspection
2026-06-10
311: Noise - Street/Sidewalk — Loud Music/Party
2026-05-10
Bedbug filing: 0 infested units
2026-05-05
HPD class A: (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD
2026-04-03
311: Noise - Street/Sidewalk — Loud Music/Party
2026-04-01
Rodent inspection: Passed
2026-03-26
311: Noise - Street/Sidewalk — Loud Music/Party
2026-03-22
311: Noise - Vehicle — Car/Truck Music
2026-03-22
311: Noise - Vehicle — Car/Truck Music
2026-03-21
311: Noise - Vehicle — Car/Truck Music
2026-03-21
311: Noise - Street/Sidewalk — Loud Music/Party
2026-03-21
311: Noise - Vehicle — Car/Truck Music
2026-03-14
311: Noise - Vehicle — Car/Truck Music
2026-03-11
311: Noise - Vehicle — Car/Truck Music
2026-01-15
311: Noise - Street/Sidewalk — Loud Talking
2025-12-16
311: Illegal Posting — Sticker or Decal
2025-12-16
311: Graffiti — Graffiti
2025-12-02
Boiler inspection
2025-11-24
Bedbug filing: 0 infested units
2025-11-14
DOB violation LBLVIO: VIOLATION ISSUED-FAILURE TO FILE 2024 EXTERNAL LOW PRESSURE INSPECTION
The full timeline
2026
2026-08-24Restaurant inspection: CIRCO PASTRY SHOP — grade A
2026-05-05HPD class A: (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD
2019-07-07311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2019-06-21311: Sanitation Condition — 12 Dead Animals
2019-04-08Rodent inspection: Passed
2019-03-21311: HEAT/HOT WATER — ENTIRE BUILDING
2019-03-21Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2019-03-16311: HEAT/HOT WATER — ENTIRE BUILDING
2019-03-16Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2019-03-08311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2019-03-08311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2019-02-27311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2019-02-25HPD class A: § 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT WEST WALL AT PUBLIC HALL, 4th STORY
2019-02-25HPD class B: § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE FIRE RETARDANT MATERIAL AT WEST WALL AT PUBLIC HALL, 4th ST
2019-02-23311: HEAT/HOT WATER — ENTIRE BUILDING
2019-02-23Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2019-02-17311: HEAT/HOT WATER — ENTIRE BUILDING
2019-02-17Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2019-02-16311: HEAT/HOT WATER — ENTIRE BUILDING
2019-02-16Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2019-02-06Bedbug filing: 0 infested units
2019-01-25Boiler inspection
2019-01-21311: HEAT/HOT WATER — ENTIRE BUILDING
2019-01-21Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2019-01-18311: HEAT/HOT WATER — ENTIRE BUILDING
2019-01-18Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2019-01-17311: HEAT/HOT WATER — ENTIRE BUILDING
2019-01-17Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2018
2018-12-18311: Graffiti — Graffiti
2018-10-22Rodent inspection: Passed
2018-09-15311: HEAT/HOT WATER — ENTIRE BUILDING
2018-09-15Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2018-09-11311: HEAT/HOT WATER — ENTIRE BUILDING
2018-09-11Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2018-09-11HPD class B: § 27-2005, 2007 ADM CODE AND DEPT. RULES AND REGULATIONS. REMOVE THE ENCUMBRANCE OBSTRUCTING EGRESS FROM FIRE ESCAPES CONSISTING OF FLOWER P
2018-09-11HPD class A: § 27-2053 ADM CODE POST SIGN ON WALL OF ENTRANCE STORY BEARING NAME, ADDRESS INCLUDING APARTMENT NUMBER IF ANY, AND TELEPHONE NUMBER OF SUPE
2018-09-11HPD class A: § 329, M/D LAW AND DEPT. RULES AND REGS. PROVIDE A COMPLETED CERTIFICATE OF INSPECTION VISITS IN A PROPER FRAME AT OR NEAR MAILBOXES, BOTTOM
2018-09-11HPD class A: § 26-1103 ADMIN. CODE: POST AND MAINTAIN A PROPER NOTICE ON WALL OF THE ENTRANCE STORY IN ENGLISH AND SPANISH ON THE AVAILABILITY OF THE AGE
2018-09-10311: HEAT/HOT WATER — ENTIRE BUILDING
2018-09-10Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2018-09-09311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2018-08-29311: Graffiti — Graffiti
2018-07-03311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2018-06-29311: HEAT/HOT WATER — ENTIRE BUILDING
2018-06-29Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2018-06-22311: HEAT/HOT WATER — ENTIRE BUILDING
2018-06-22Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2018-06-21311: HEAT/HOT WATER — ENTIRE BUILDING
2018-06-21Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2018-04-20311: HEAT/HOT WATER — ENTIRE BUILDING
2018-04-20Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2018-04-10Rodent inspection: Passed
2018-03-18311: HEAT/HOT WATER — ENTIRE BUILDING
2018-03-18Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2018-02-24311: HEAT/HOT WATER — ENTIRE BUILDING
2018-02-24Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2018-02-07Boiler inspection
2018-02-02311: HEAT/HOT WATER — ENTIRE BUILDING
2018-02-02Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2018-02-02HPD class C: § 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF HOT WATER EXCEEDS THE MAXIMUM OF 130 DEGREES, FOUND HOT WATER TO BE 160 DE
2018-02-01311: HEAT/HOT WATER — ENTIRE BUILDING
2018-02-01Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2018-01-26Rodent inspection: Passed
2018-01-07311: HEAT/HOT WATER — ENTIRE BUILDING
2018-01-07Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2017
2017-11-30Rodent inspection: Failed for Rat Activity
2017-11-05HPD class B: § 27-2026 ADM CODE REPLACE THE BROKEN OR DEFECTIVE POP-UP ASSEMBLY AT BATH TUB WASTE PIPE IN THE BATHROOM LOCATED AT APT 1, 2nd STORY, 1st A
2017-11-05HPD class B: § 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE COUNTER BALANCE OF LOWER SASH AT SOUTH WALL WINDOW IN THE 1st ROOM FROM EAST AT S
2017-11-05HPD class B: § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD FLOORING IN THE 1st ROOM FROM EAST AT NORTH LOCATED AT
2017-11-05HPD class A: § 27-2005 HMC: POST, IN A FORM APPROVED BY THE COMMISSIONER, AND MAINTAIN A NOTICE IN A COMMON AREA OF THE BUILDING REGARDING THE PROCEDURES
2017-11-05HPD class B: § 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR MISSING LOCATED AT APT 1, 2nd STORY, 1st APARTMENT FROM NORTH AT EAST
2017-11-05HPD class B: § 27-2005, 27-2007, 27-2041.1 HMC: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE .. IN THE ENTRANCE LOCATED AT APT 1
2016-05-19311: Street Light Condition — Fixture/Luminaire Out Of Position
2016-05-09311: Street Light Condition — Glassware Missing
2016-02-12311: Street Light Condition — Glassware Missing
2016-02-02311: Street Light Condition — Street Light Out
2015
2015-10-09HPD class I: §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE
2015-10-01DOB violation LBLVIO: VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2014 INSPECTION REPORT
2012-11-11Job filed: INSTALLATION OF PIPE SCAFFOLDING AS PER PLANS. NO CHANGE IN USE OCCUPANCY OR EGRESS UNDER THIS APPLICATION. PIPE SCAFFOLDING SHALL COMPLY WITH CHAPT
2012-11-11Job filed: INSTALLATION OF SIDEWALK SHED AS PER PLANS. NO CHANGE IN USE OCCUPANCY OR EGRESS UNDER THIS APPLICATION. SIDEWALK SHED SHALL COMPLY WITH CHAPTER 33
2012-11-11Job filed: INSTALLATION OF PIPE SCAFFOLDING AS PER PLANS. NO CHANGE IN USE OCCUPANCY OR EGRESS UNDER THIS APPLICATION. PIPE SCAFFOLDING SHALL COMPLY WITH CHAPT
2012-11-11Job filed: INSTALLATION OF SIDEWALK SHED AS PER PLANS. NO CHANGE IN USE OCCUPANCY OR EGRESS UNDER THIS APPLICATION. SIDEWALK SHED SHALL COMPLY WITH CHAPTER 33
2012-09-18Permit EQ — ISSUED
2012-09-18Permit EW — ISSUED
2012-05-22311: GENERAL CONSTRUCTION — DOORS
2012-05-22Tenant complaint: GENERAL — DOORS
2012-05-11Job filed: REPAIRS TO RESIDENTIAL STAIRWELL,LOBBY,BULKHEAD AND ROOF PARAPETS, EXTERIOR FACADE REPAIRS AND CLEANING, REPAIR MODIFICATION TO EXISTING CHIMNEY. DIRE$155,100
2012-04-24Rodent inspection: Passed
2011
2011-12-17311: NONCONST — VERMIN
2011-12-17Tenant complaint: NONCONST — VERMIN
2011-07-30HPD class A: § 27-2046.1 HMC: POST A PROPER NOTICE OF CARBON MONOXIDE DETECTING DEVICE REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, IN A COMMON
2011-07-30HPD class A: § 27-2104 ADM CODE POST AND MAINTAIN A PROPER SIGN ON WALL OF ENTRANCE STORY SHOWING THE REGISTRATION NUMBER ASSIGNED BY THE DEPARTMENT AND
2011-07-30HPD class A: § 27-2045 ADM CODE POST A PROPER NOTICE OF SMOKE DETECTOR REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, AT OR NEAR THE MAIL BOX ...
2011-07-22311: GENERAL CONSTRUCTION — WINDOW GUARDS
2011-07-22Tenant complaint: GENERAL — WINDOW GUARDS
2010
2010-07-26311: Graffiti — Graffiti
2009
2009-07-24DOB complaint, category ?
2009-03-02Tenant complaint: HEATING — HEAT RELATED
2008
2008-01-03DOB violation LL6291:
2006
2006-01-04Tenant complaint: NONCONST — VERMIN
2005
2005-03-19Tenant complaint: HEATING — HEAT RELATED
2005-01-31DOB violation LL6291:
2005-01-24Mortgage $50,000 — from PIERDIPINO, ANTONINO to VINCI, MICHELE$50,000
2005-01-24Mortgage $200,000 — from PIERDIPINO, ANTONINO to VINCI, MICHELE$200,000
2005-01-24Deed $600,000 — from VINCI, MICHELE to PIERDIPINO, ANTONINO$600,000
2004
2004-07-01Permit EW — ISSUED
2004-06-10Job filed: INSSTALLATION OF ONE ROOF TOP CONDENSING UNIT AND ONE AIR HAND LER AT THE FIRST FLOOR NO CHANGE IN USE OCCUPANCY EGRESS OR FLO OR AREA SEE SECTION #16$30,000
2004-06-10Job filed: INSSTALLATION OF ONE ROOF TOP CONDENSING UNIT AND ONE AIR HAND LER AT THE FIRST FLOOR NO CHANGE IN USE OCCUPANCY EGRESS OR FLO OR AREA SEE SECTION #16$30,000
2003
2003-03-19DOB violation LL6291:
2002
2002-03-26DOB violation LL6291:
1996
1996-11-01Mortgage satisfied — from VINCI, MICHELE; PIERDIPINO, ANTONINO to CATANESE, JOSEPHINE
1995
1995-08-29DOB violation LL6291:
1994
1994-07-25DOB violation LL6291:
1994-06-01DOB violation LL6291:
1993
1993-08-16DOB violation LL6291:
1993-06-01DOB violation LL6291:
1990
1990-08-03ECB Hazardous violation: 3B
1990-02-23HPD class C: § 27-2013 ADM CODE REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT NORTH WALL 3 STY WEST APT 6 SOUTHWEST ROOM
1987
1987-12-15Mortgage assigned — from CIRCO, LUCIA to CIRCO, LUCIA; CATANESE, JOSEPHINE
1974
1974-12-16Deed — from CIRCO LUCIA; CIRCO SEBASTIANO to VINCI MICHELE; PIERDIPINO ANTONINO
1974-12-13Mortgage — from PIERDIPINO ANTONINO; VINCI MICHELE to CIRCO LUCIA; CIRCO SEBASTIANO