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Building report

870 4 Avenue · Brooklyn · BBL 3006760042 · generated 2026-10-20 · FREE

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Where the penalty points come from

ComponentWhat it coversPoints
Housing codeHPD violations by class, complaints, emergency repairs, litigation, vacate orders, AEP30.4
Structural & safetyDOB violations, ECB/OATH violations by class0
PestsBedbug filings, failed rodent inspections, rodent 311s0
DisplacementMarshal evictions executed0
GRADE D

A sustained record of distress well beyond its peers. More recorded distress than 97% of 1-5-unit residential buildings citywide. The citywide median for 1-5-unit residential buildings is 0 penalty points per 10 units; this building carries 76. In ZIP 11232, 65% of residential buildings hold an A and 8% grade D or F. How grades work

this building
A
C

Among 699,345 1-5-unit residential buildings citywide · left is less recorded distress, right is more

Open with the city right now

Open HPD violations3 total — 2 class C (immediately hazardous), 1 class B, 0 class A. Oldest open since 2026-04-15.

status snapshot refreshed weekly from HPD records

Patterns

6 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

12 service requests in the last three years. Most common: GENERAL (3) · HEAT/HOT WATER (3) · Drinking (1) · Illegal Parking (1) · DOOR/WINDOW (1) · Noise (1).

Filed construction activity

$1,335,000 in permitted construction work filed since 2016 (12 filings with a declared cost) — a rough measure of how actively the owner maintains the building. Permit costs cover filed construction work only — they do not capture routine maintenance or repairs done without a permit.

Rent-stabilization signals

YesBuilt before 1974 (1931)
NoSix or more residential units (4)
No421-a / J-51 tax benefit on the current tax roll

1 of 3 signals present. Only a partial profile — stabilization is possible but less likely. The definitive answer for any unit: request its rent history from NYS Homes & Community Renewal (free, at hcr.ny.gov).

What the city thinks it's worth

Tax yearCity market valueAssessed value
2025$1,664,000 $748,800
2026$1,774,000 $798,300
2027$2,008,000 $903,600

The city's market estimate has risen 21% between tax years 2025 and 2027.

Restaurants in this building

RestaurantCuisineGradeNotes
U Bar 2 LoungeAmericanA—

Report to 311: Food poisoning · Food safety complaint

1 restaurant · 0 with mice evidence · See them on the Mice Map

Flood exposure

Not in the FEMA 1%-annual-chance floodplain (2015 preliminary maps).

Hurricane evacuation zone 3 of 6 — zone 1 evacuates first.

Not in the city's stormwater (cloudburst) flood maps under any modeled scenario.

No street-flooding or sewer-backup complaints on record at this address.

Sources: FEMA flood maps (coastal), NYC DEP Stormwater Flood Maps (cloudburst), NYC hurricane evacuation zones, and 311 records for this address.

Getting around

Subway36 St — D N R · 1,000 ft straight-line (about a 5-minute walk) · station accessibility: none
BusNearest boarding stop: 3 Av / 34 St — B37 · 750 ft
Citi Bike30 St & 4 Ave · 400 ft · station location as of 2026-09-23; live availability
School zones (2024–25 map)Elementary: P.S. 172 Beacon School of Excellence. Confirm with the DOE's school search.

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.

Report a problem to 311

870 4 Avenue

Heat or hot waterHeat or hot water
Apartment maintenanceApartment maintenance
Bed bugsBed bugs
Residential pestsResidential pests
Rats or miceRats or mice
Food poisoningFood poisoning
Food safety complaintFood safety complaint
Anything elseAnything else

12 311 service requests from this address in the last three years — 3 of them about heat or hot water.

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: $550,000 on 2023-11-14 (lender: Cathay Bank). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.

DateRecordAmountPer res. unit
2023-11-14Mortgage $550,000 — from YANG'S FAMILY I LLC to CATHAY BANK $550,000
2023-11-14AL&R $550,000 — from YANG'S FAMILY I LLC to CATHAY BANK $550,000
2022-06-27Deed $2,950,000 — from NOVILLO, LAURA; ESTATE OF CARLOS CARTAGENA; CARTAGENA, AS ADMINISTRATOR, ROSA M to YANG'S FAMILY I LLC $2,950,000
2022-06-27AL&R $2,000,000 — from YANG'S FAMILY I LLC to CATHY BANK $2,000,000
2022-06-27Mortgage $2,000,000 — from YANG'S FAMILY I LLC to CATHY BANK $2,000,000
2022-05-27Sold for $2,950,000 $2,950,000 $737,500
1983-06-29Mortgage $110,000 — from CARTAGENA, CARLOS; NOVILLO, LAURA to FRUCHT, SIGMUND; WANDERER, HARRY; ORBACH, JOSEPH; ORBACH, MARCUS $110,000

Ten-year activity

50250
2017
2018
2019
2020
2021
2022
2023
2024
2025
23
2026
ConstructionEnforcementHousing & tenantsOwnership & moneyHealth & systems
Show as table
YearConstructionEnforcementHousing & tenantsOwnership & moneyHealth & systemsTotal
2017002002
2018002013
2019002013
2020004015
2021013015
20223364319
20236462119
20247010311
2025001001
202600230023
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The last 12 months — 23 records

DateRecord
2026-09-22311: GENERAL — COOKING GAS
2026-09-22311: HEAT/HOT WATER — ENTIRE BUILDING
2026-09-22311: GENERAL — COOKING GAS
2026-09-22311: PLUMBING — WATER SUPPLY
2026-09-22311: HEAT/HOT WATER — ENTIRE BUILDING
2026-09-22Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2026-09-22Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2026-09-22Tenant complaint: PLUMBING — WATER SUPPLY
2026-09-22Tenant complaint: GENERAL — COOKING GAS
2026-09-22Tenant complaint: GENERAL — COOKING GAS
2026-09-15311: SAFETY — WINDOW GUARD BROKEN/MISSING
2026-09-15Tenant complaint: SAFETY — WINDOW GUARD BROKEN/MISSING
2026-09-03311: HEAT/HOT WATER — ENTIRE BUILDING
2026-09-03311: GENERAL — COOKING GAS
2026-09-03Tenant complaint: GENERAL — COOKING GAS
2026-09-03Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2026-06-26311: Noise - Commercial — Banging/Pounding
2026-05-04City emergency repair (HWO): nyc hpd emergency operations division  essential service work'' remove the exposed nails from all the door frames at t
2026-04-15HPD class B: § 27-2045(B)(1)(B) HMC, § 12-06, § 12-07, § 12-09 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVI
2026-04-15HPD class C: § 27-2005 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF PROTRUDING NAILS AT DOOR FRAMES IN THE 1st ROOM FROM NORTH AT EAST LOCATED AT APT 2N
2026-04-15HPD class C: § 27-2005 ADMIN. CODE: REPLACE WITH NEW THE MISSING LOWER SASH AT 2ND WINDOW FROM EAST AT NORTH WALL IN THE 1st ROOM FROM NORTH AT WEST LOCA
2026-04-07311: DOOR/WINDOW — WINDOW PANE
2026-04-07Tenant complaint: DOOR/WINDOW — WINDOW PANE

The full timeline

2026
2026-09-22311: GENERAL — COOKING GAS
2026-09-22311: HEAT/HOT WATER — ENTIRE BUILDING
2026-09-22311: GENERAL — COOKING GAS
2026-09-22311: PLUMBING — WATER SUPPLY
2026-09-22311: HEAT/HOT WATER — ENTIRE BUILDING
2026-09-22Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2026-09-22Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2026-09-22Tenant complaint: PLUMBING — WATER SUPPLY
2026-09-22Tenant complaint: GENERAL — COOKING GAS
2026-09-22Tenant complaint: GENERAL — COOKING GAS
2026-09-15311: SAFETY — WINDOW GUARD BROKEN/MISSING
2026-09-15Tenant complaint: SAFETY — WINDOW GUARD BROKEN/MISSING
2026-09-03311: HEAT/HOT WATER — ENTIRE BUILDING
2026-09-03311: GENERAL — COOKING GAS
2026-09-03Tenant complaint: GENERAL — COOKING GAS
2026-09-03Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2026-06-26311: Noise - Commercial — Banging/Pounding
2026-05-04City emergency repair (HWO): nyc hpd emergency operations division  essential service work'' remove the exposed nails from all the door frames at t
2026-04-15HPD class B: § 27-2045(B)(1)(B) HMC, § 12-06, § 12-07, § 12-09 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVI
2026-04-15HPD class C: § 27-2005 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF PROTRUDING NAILS AT DOOR FRAMES IN THE 1st ROOM FROM NORTH AT EAST LOCATED AT APT 2N
2026-04-15HPD class C: § 27-2005 ADMIN. CODE: REPLACE WITH NEW THE MISSING LOWER SASH AT 2ND WINDOW FROM EAST AT NORTH WALL IN THE 1st ROOM FROM NORTH AT WEST LOCA
2026-04-07311: DOOR/WINDOW — WINDOW PANE
2026-04-07Tenant complaint: DOOR/WINDOW — WINDOW PANE
2025
2025-02-28311: Illegal Parking — Posted Parking Sign Violation
2024
2024-09-06Restaurant inspection: U BAR 2 LOUNGE — grade A
2024-07-18311: Drinking — In Public
2024-05-19Restaurant inspection: U BAR 2 LOUNGE
2024-05-01Job filed: RENOVATION OF EXISTING CELLAR, SECOND AND THIRD FLOOR WITH PLUMBING WORK: RELOCATE KITCHEN AND BATHROOM FIXTURES; NEW BOILERS AND HOT WATER HEATERS ON$75,000
2024-04-26Job filed: RENOVATION OF EXISTING CELLAR, SECOND AND THIRD FLOOR WITH PLUMBING WORK: RELOCATE KITCHEN AND BATHROOM FIXTURES; NEW BOILERS AND HOT WATER HEATERS ON$75,000
2024-04-17Restaurant inspection: U BAR 2 LOUNGE
2024-04-04Permit Boiler Equipment — Signed-off
2024-04-04Job filed: INSTALL (4) NEW BOILERS FOR EXISTING 4-FAMILY DWELLING ON CELLAR AS PER PLAN. NO CHANGE IN USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.$30,000
2024-03-18Job filed: INSTALL (4) NEW BOILERS FOR EXISTING 4-FAMILY DWELLING ON CELLAR AS PER PLAN. NO CHANGE IN USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.$30,000
2024-01-08Job filed: RENOVATION OF EXISTING CELLAR, SECOND AMD THIRD FLOOR WITH GENERAL CONSTRUCTION: NEW PARTITIONS, DOORS, FLOORING AND COSMETIC WORK; NO CHANGE IN USE, $180,000
2024-01-08Job filed: RENOVATION OF EXISTING CELLAR, SECOND AND THIRD FLOOR WITH PLUMBING WORK: RELOCATE KITCHEN AND BATHROOM FIXTURES; NEW BOILERS AND HOT WATER HEATERS ON$75,000
2023
2023-12-30Boiler inspection
2023-11-14Mortgage $550,000 — from YANG'S FAMILY I LLC to CATHAY BANK$550,000
2023-11-14AL&R $550,000 — from YANG'S FAMILY I LLC to CATHAY BANK$550,000
2023-10-11311: Illegal Parking — Blocked Sidewalk
2023-10-10311: Illegal Parking — Blocked Sidewalk
2023-10-04311: Illegal Parking — Blocked Bike Lane
2023-09-22Job filed: RENOVATION OF EXISTING CELLAR, SECOND AND THIRD FLOOR WITH PLUMBING WORK: RELOCATE KITCHEN AND BATHROOM FIXTURES; NEW BOILERS AND HOT WATER HEATERS ON$75,000
2023-09-22Job filed: RENOVATION OF EXISTING CELLAR, SECOND AMD THIRD FLOOR WITH GENERAL CONSTRUCTION: NEW PARTITIONS, DOORS, FLOORING AND COSMETIC WORK; NO CHANGE IN USE, $180,000
2023-08-29311: Illegal Parking — Blocked Bike Lane
2023-08-24311: Noise - Commercial — Loud Music/Party
2023-08-23311: Illegal Parking — Posted Parking Sign Violation
2023-07-20DOB complaint, category ?
2023-04-12ECB CLASS - 2 violation: AT TIME OF INSPECTION ON A 3-STORY ALTERATION, I OBSERVED AT EXPOSURE 1 A DEBRIS CONTAINER HOLDING CONSTRUCTION MATERIAL AND DEBRI$6,250
2023-04-12DOB complaint, category ?
2023-03-09DOB complaint, category ?
2023-03-07Permit General Construction — Signed-off
2023-02-17Job filed: RENOVATION OF EXISTING CELLAR, SECOND AMD THIRD FLOOR WITH GENERAL CONSTRUCTION: NEW PARTITIONS, DOORS, FLOORING AND COSMETIC WORK; NO CHANGE IN USE, $180,000
2023-01-10Permit Plumbing — Signed-off
2023-01-05Job filed: RENOVATION OF EXISTING CELLAR, SECOND AMD THIRD FLOOR WITH GENERAL CONSTRUCTION: NEW PARTITIONS, DOORS, FLOORING AND COSMETIC WORK; NO CHANGE IN USE, $180,000
2022
2022-12-31Boiler inspection
2022-12-22ECB CLASS - 2 violation: PERMIT. OBSERVED ACTIVE CONSTRUCTION WORK. WORKERS PERFORMING DEMOLITION OPERATION. UPON REVIEW OF DEPARTMENT RECORDS IN DOBNOW IT$1,250
2022-12-22ECB CLASS - 1 violation: APPROVED DRAWINGS CALL FOR INTERIOR RENOVATION AND NEW PARTITION WALLS. OBSERVED CENTER LOAD BEARING WALL PARTIALLY DEMOLISHED ON $2,500
2022-12-21311: General Construction/Plumbing — Site Conditions Endangering Workers
2022-12-21DOB complaint, category ?
2022-08-02Permit General Construction — Signed-off
2022-07-29Job filed: RENOVATION OF EXISTING CELLAR, SECOND AND THIRD FLOOR WITH PLUMBING WORK: RELOCATE KITCHEN AND BATHROOM FIXTURES; NEW BOILERS AND HOT WATER HEATERS ON$75,000
2022-07-29Job filed: RENOVATION OF EXISTING CELLAR, SECOND AMD THIRD FLOOR WITH GENERAL CONSTRUCTION: NEW PARTITIONS, DOORS, FLOORING AND COSMETIC WORK; NO CHANGE IN USE, $180,000
2022-07-22311: Graffiti — Graffiti
2022-07-15Rodent inspection: Failed for Rat Activity
2022-06-27Deed $2,950,000 — from NOVILLO, LAURA; ESTATE OF CARLOS CARTAGENA; CARTAGENA, AS ADMINISTRATOR, ROSA M to YANG'S FAMILY I LLC$2,950,000
2022-06-27AL&R $2,000,000 — from YANG'S FAMILY I LLC to CATHY BANK$2,000,000
2022-06-27Mortgage $2,000,000 — from YANG'S FAMILY I LLC to CATHY BANK$2,000,000
2022-06-24Rodent inspection: Failed for Rat Activity
2022-06-22311: Rodent — Rat Sighting
2022-06-22311: Rodent — Rat Sighting
2022-05-27Sold for $2,950,000$2,950,000
2022-05-11311: Food Establishment — Rodents/Insects/Garbage
2022-02-12311: Missed Collection — Trash
2021
2021-11-15Boiler inspection
2021-03-20311: Sidewalk Condition — Broken Sidewalk
2021-03-03311: General Construction/Plumbing — Building - Vacant, Open And Unguarded
2021-03-03DOB complaint, category ?
2021-01-19311: Street Condition — Pothole
2020
2020-12-15Boiler inspection
2020-08-10311: Illegal Parking — Blocked Bike Lane
2020-05-27311: Illegal Parking — Posted Parking Sign Violation
2020-05-27311: Illegal Parking — Posted Parking Sign Violation
2020-02-22311: Illegal Parking — Posted Parking Sign Violation
2019
2019-12-31Boiler inspection
2019-06-15311: Noise - Commercial — Loud Music/Party
2019-05-14311: Illegal Parking — Blocked Sidewalk
2018
2018-09-10Boiler inspection
2018-09-01311: Noise - Commercial — Loud Music/Party
2018-08-15311: Missed Collection (All Materials) — 1RB Missed Recycling - M/G/Pl
2017
2017-11-18311: Noise - Commercial — Loud Music/Party
2017-03-11311: Graffiti — Graffiti
2016
2016-12-15311: Noise - Vehicle — Car/Truck Music
2016-09-02311: Noise - Commercial — Loud Music/Party
2015
2015-01-26311: Graffiti — Graffiti
2014
2014-06-03311: Street Condition — Pothole
2014-03-12311: Damaged Tree — Tree Leaning/Uprooted
2014-02-14311: Water System — Excessive Water In Basement (WEFB)
2014-02-11311: Damaged Tree — Tree Leaning/Uprooted
2014-01-15311: Damaged Tree — Tree Leaning/Uprooted
2012
2012-09-17Certificate of occupancy Final
2012-02-06311: Emergency Response Team (ERT) — After Hours Work - Illegal
2012-02-06DOB complaint, category ?
2012-02-02Permit PL — ISSUED
2011
2011-12-13DOB violation LBLVIO: VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2010 INSPECTION REPORT
2011-11-07311: Noise - Commercial — Loud Music/Party
2010
2010-12-21311: HEATING — HEAT
2010-12-21Tenant complaint: HEATING — HEAT RELATED
2010-12-07311: HEATING — HEAT
2010-12-07Tenant complaint: HEATING — HEAT RELATED
2009
2009-12-31DOB violation LBLVIO:
2009-01-01DOB violation LL6291:
2008
2008-03-14ECB Non-Hazardous violation: ALTERED BLDG OCCUPIED W/O A VALID C OF O. JOB #3004583M TO (CONNECT) 1ST FL TO BILLIARD PARLOR/SOCIAL CLUB W/O RESTRICTIONS OR LIM$350
2007
2007-01-19DOB violation LL6291:
2006
2006-06-15ECB Non-Hazardous violation: ALTERED BLDG OCCUPIED W/O A VALID CERTIFICATE OF OCCUPANCY. JOB #300458314 CONVERT 1ST FLR TO BILLARD PARLOR/SOCIAL CLUB W/O RESTR$350
2006-06-15ECB Non-Hazardous violation: DANGEROUS PLACES & THINGS. NUISANCE:ORDER TO VACATE PREMISE. CELLAR-OCCUPIED AS "USA KARATE AND KICKBOXING GYM", W/O A 2ND MEANS O$480
2006-01-06DOB violation LL6291:
2003
2003-03-19DOB violation LL6291:
2002
2002-08-16TLS — from CITY OF NEW YORK to BANK OF NEW YORK
2002-06-20TLS — from CITY OF NEW YORK to BANK OF NEW YORK
2001
2001-08-16ECB Non-Hazardous violation: ALTERED BUILDNG OCCUPIED WITHOUT A VALID CERTIFICATE OF OCCUPANCY JOB #300458314 ALL FLOORS.REMEDY:OBTAIN A VALID CERTIFICATE OF O$2,500
2001-08-16DOB violation C:
2001-05-04Permit AL — ISSUED
2001-05-04Permit PL — ISSUED
2001-03-07DOB complaint, category ?
2001-03-03ECB Non-Hazardous violation: OCCUPANCY CONTRAY TO DEPARTMENT RECORDS PREMISES IS OCCUPIED AS A "PUBLIC ASSEMBELY"APPROX 1400 AS PRPOSED IN ALT#300458314 NOTE:P$800
2001-03-03ECB Non-Hazardous violation: FAILURE TO PROVIDE AT LENGT TWO MEANS OF EGRESS FROM A PUBLIC ASSEMBLY.REAR DOOR LEADS TO DEAD END ALLY.REMEDY:VOCATE PREMISES,PRO$650
1999
1999-03-16DOB violation LL6291:
1998
1998-05-04DOB violation LL6291:
1997
1997-09-16DOB violation LL6291:
1997-02-10DOB violation LL6291:
1996
1996-12-20Mortgage satisfied — from CARTAGENA, CARLOS; NOVILLO, LAURA to ORBAH, MARCUS; WANDERER, HARRY; ORBACH, JOSEPH; FRUCHT, SIGMUD
1996-04-01Permit PL — ISSUED
1995
1995-10-31Permit AL — RE-ISSUED
1994
1994-09-08ECB Non-Hazardous violation: OCCUPANCY CONTRARY TO THAT ALLOWED BY THE CERTIFICATE OF OCCUPANCY. C O #45239 LEGAL OCCUPANCY IN 1ST FLOOR-STORE TO CLOTHING FA
1994-06-01DOB violation LL6291:
1993
1993-08-16DOB violation LL6291:
1993-06-01DOB violation LL6291:
1983
1983-06-29Deed — from FRUCHT, SIGMUND; WANDERER, HARRY; ORBACH, MARKUS; ORBACH, JOSEPH to CARTAGENA, CARLOS; NOVILLO, LAURA
1983-06-29Mortgage $110,000 — from CARTAGENA, CARLOS; NOVILLO, LAURA to FRUCHT, SIGMUND; WANDERER, HARRY; ORBACH, JOSEPH; ORBACH, MARCUS$110,000
1978
1978-07-07Deed — from ORBACH NATHAN to ORBACH JOSEPH
1974
1974-08-02Deed — from JACOBY BENJAMIN; JOCOBY RAY; JOCOBY MILLIE; JACOBY MILLIE; JACOBY RAY; JOCOBY JOSEPH; JACO to FRUCHT SIGMUND; WANDERER HARRY; ORBACH MARCUS; ORBACH NATHAN
1974-08-02Deed — from REBY CORP to JOCOBY BENJAMIN; JOCOBY IRVING; JACOBY MILLIE; JACOBY BENJAMIN; JOCOBY MILLIE; JACOBY JOSE
1974-08-02Mortgage — from FRAUCHT SIGMUND; FRUCHT SIGMUND; ORBACH NATHAN; WANDERER HARRY; ORBACH MARCUS to JACBOY RAY; JACOBY JOSEPH; JACOBY IRVING; JACOBY BENJAMIN; JACOBY MILLIE; JACOBY RAY

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