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Building report

5-42 51 Avenue · Queens · BBL 4000340041 · 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, AEP16.2
Structural & safetyDOB violations, ECB/OATH violations by class0
PestsBedbug filings, failed rodent inspections, rodent 311s8
DisplacementMarshal evictions executed0
GRADE B

A modest record — below the level that usually signals systemic problems. More recorded distress than 68% 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 40.3. In ZIP 11101, 70% of residential buildings hold an A and 5% 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 violations1 total — 1 class C (immediately hazardous), 0 class B, 0 class A. Oldest open since 2026-08-19.

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

13 service requests in the last three years. Most common: Rodent (4) · UNSANITARY CONDITION (2) · New Tree Request (1) · Water System (1) · Illegal Parking (1) · Dirty Condition (1).

Filed construction activity

$412,000 in permitted construction work filed since 2016 (6 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)
YesSix or more residential units (6)
No421-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)FIFTY ONE AVENUE LLC
Head officerGREGORY Alsaad
Managing agentBLOCK MANAGEMENT INC
Last registered2026-06-25

as filed by the owner in the building's HPD registration

What the city thinks it's worth

Tax yearCity market valueAssessed value
2025$1,380,000 $621,000
2026$1,547,000 $696,150
2027$1,377,000 $619,650

The city's market estimate has risen 0% between tax years 2025 and 2027.

Building systems

Heating fuelNO2FUEL

Flood exposure

In the FEMA 1%-annual-chance floodplain (2015 preliminary flood maps) — lenders typically require flood insurance here.

Hurricane evacuation zone 2 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

SubwayVernon Blvd-Jackson Av — 7 · 350 ft straight-line (about a 2-minute walk) · station accessibility: none
BusNearest boarding stop: Borden Av / 5 St — Q101 Q103 · 400 ft
Citi BikeVernon Blvd & 50 Ave · 350 ft · station location as of 2026-09-23; live availability
School zones (2024–25 map)Elementary: P.S./I.S. 78Q
Middle: I.S. 204 Oliver W. Holmes. 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

5-42 51 Avenue

Heat or hot waterHeat or hot water
Apartment maintenanceApartment maintenance
Bed bugsBed bugs
Residential pestsResidential pests
Rats or miceRats or mice
Anything elseAnything else

13 311 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.

The landlord's report card

Managed by BLOCK MANAGEMENT INC — 32 buildings, 726 units. Grades across the portfolio: A20 · B9 · C3. See the whole portfolio

BuildingBoroughUnitsGrade
31-90 29th Street QN92 A
31-35 31 Street QN81 A
43-41 52 Street QN66 A
31-01 Vernon Boulevard QN64 A
30-40 21 Street QN62 A
3058 Godwin Terrace BX42 A
227 West 11 Street MN28 A
32-73 42 Street QN24 B
25-77 31st Street QN23 A
32-78 Steinway Street QN22 A
32-22 41 Street QN20 A
32-26 41 Street QN20 B
43-06 164 Street QN19 B
105 Eldridge Street MN18 A
85 Audubon Avenue MN18 B
21-71 27 Street QN16 A
14-34 31 Avenue QN14 A
26-14 28 Street QN11 A
24-29 28 Street QN9 A
38-01 31 Avenue QN9 A
24-39 28 Street QN9 A
1420 DeKalb Avenue BK6 C
2026 2 Avenue MN6 B
2036 2 Avenue MN6 C
32-06 82 Street QN6 A
2024 2 Avenue MN6 B
2028 2 Avenue MN6 B
5-42 51 Avenue QN6 B
35-37 33 Street QN6 A
34-50 42 Street QN6 B
21-12 22 Drive QN4 C
25-05 Steinway Street QN1 A

Sales, deeds & mortgages

Most recent mortgage recorded against this lot: $103,000 on 2021-03-10 (lender: Popular Bank). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.

DateRecordAmountPer res. unit
2026-03-12Deed $3,600,000 — from 542 51AVE PROPERTY LLC to FIFTY ONE AVENUE LLC $3,600,000
2026-03-05Sold for $3,600,000 $3,600,000 $600,000
2021-03-10AL&R $103,000 — from 542 51AVE PROPERTY LLC to POPULAR BANK $103,000
2021-03-10Mortgage $103,000 — from 542 51AVE PROPERTY LLC to POPULAR BANK $103,000
2021-03-10AL&R $897,000 — from 542 51AVE PROPERTY LLC to POPULAR BANK $897,000
2021-03-10Mortgage $897,000 — from 542 51AVE PROPERTY LLC to POPULAR BANK $897,000
2021-03-10AL&R $1,500,000 — from 542 51AVE PROPERTY LLC to POPULAR BANK $1,500,000
2021-03-10Mortgage $1,500,000 — from 542 51AVE PROPERTY LLC to POPULAR BANK $1,500,000
2021-03-04Deed $2,600,000 — from 542 51ST AVE, LLC; 542 51ST AVE, LLC to 542 51AVE PROPERTY, LLC; 542 51AVE PROPERTY, LLC $2,600,000
2021-03-04Deed $2,600,000 — from 542 51ST AVE, LLC; 542 51ST AVE, LLC to 542 51AVE PROPERTY, LLC; 542 51AVE PROPERTY, LLC $2,600,000
2021-02-24Sold for $2,600,000 $2,600,000 $433,333

Ten-year activity

50250
2017
2018
2019
2020
26
2021
2022
2023
2024
2025
2026
ConstructionEnforcementHousing & tenantsOwnership & moneyHealth & systems
Show as table
YearConstructionEnforcementHousing & tenantsOwnership & moneyHealth & systemsTotal
2017000000
2018005016
2019000011
2020003216
202112059026
2022006039
20230390113
2024003003
2025004026
202600148224
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The last 12 months — 24 records

DateRecord
2026-08-19HPD class C: 567 (C) § 27-2017, 27-2017.1, 27-2017.4, 27-2017.5, 27-2017.8, 27-2019, 27-2021 HMC: ABATE THE NUISANCE CONSISTING OF EVIDENCE OF RATS AND A
2026-08-18311: Residential Disposal Complaint — Bin Not Used
2026-08-18311: Rodent — Rat Sighting
2026-08-17Tenant complaint: UNSANITARY CONDITION — GARBAGE/RECYCLING STORAGE
2026-08-17311: UNSANITARY CONDITION — GARBAGE/RECYCLING STORAGE
2026-08-12311: Rodent — Signs of Rodents
2026-08-03Rodent inspection: Passed
2026-07-30Bedbug filing: 0 infested units
2026-07-18Tenant complaint: WATER LEAK — HEAVY FLOW
2026-07-18Tenant complaint: UNSANITARY CONDITION — MOLD
2026-07-18311: UNSANITARY CONDITION — MOLD
2026-07-18311: WATER LEAK — HEAVY FLOW
2026-06-03311: Missed Collection — Recycling - Paper/Metal/Glass/Rigid Plastic
2026-06-02Rodent inspection: Failed for Rat Activity
2026-06-01311: Rodent — Rat Sighting
2026-05-06HPD 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
2026-03-12TL&R — from POPULAR BANK to 542 51AVE PROPERTY LLC
2026-03-12Deed $3,600,000 — from 542 51AVE PROPERTY LLC to FIFTY ONE AVENUE LLC
2026-03-12Mortgage assigned — from POPULAR BANK to GREENSBORO FUNDING LLC
2026-03-12Mortgage assigned — from POPULAR BANK to GREENSBORO FUNDING LLC
2026-03-12Mortgage assigned — from POPULAR BANK to GREENSBORO FUNDING LLC
2026-03-12TL&R — from POPULAR BANK to 542 51AVE PROPERTY LLC
2026-03-12TL&R — from POPULAR BANK to 542 51AVE PROPERTY LLC
2026-03-05Sold for $3,600,000

The full timeline

2026
2026-08-19HPD class C: 567 (C) § 27-2017, 27-2017.1, 27-2017.4, 27-2017.5, 27-2017.8, 27-2019, 27-2021 HMC: ABATE THE NUISANCE CONSISTING OF EVIDENCE OF RATS AND A
2026-08-18311: Residential Disposal Complaint — Bin Not Used
2026-08-18311: Rodent — Rat Sighting
2026-08-17Tenant complaint: UNSANITARY CONDITION — GARBAGE/RECYCLING STORAGE
2026-08-17311: UNSANITARY CONDITION — GARBAGE/RECYCLING STORAGE
2026-08-12311: Rodent — Signs of Rodents
2026-08-03Rodent inspection: Passed
2026-07-30Bedbug filing: 0 infested units
2026-07-18Tenant complaint: WATER LEAK — HEAVY FLOW
2026-07-18Tenant complaint: UNSANITARY CONDITION — MOLD
2026-07-18311: UNSANITARY CONDITION — MOLD
2026-07-18311: WATER LEAK — HEAVY FLOW
2026-06-03311: Missed Collection — Recycling - Paper/Metal/Glass/Rigid Plastic
2026-06-02Rodent inspection: Failed for Rat Activity
2026-06-01311: Rodent — Rat Sighting
2026-05-06HPD 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
2026-03-12TL&R — from POPULAR BANK to 542 51AVE PROPERTY LLC
2026-03-12Deed $3,600,000 — from 542 51AVE PROPERTY LLC to FIFTY ONE AVENUE LLC$3,600,000
2026-03-12Mortgage assigned — from POPULAR BANK to GREENSBORO FUNDING LLC
2026-03-12Mortgage assigned — from POPULAR BANK to GREENSBORO FUNDING LLC
2026-03-12Mortgage assigned — from POPULAR BANK to GREENSBORO FUNDING LLC
2026-03-12TL&R — from POPULAR BANK to 542 51AVE PROPERTY LLC
2026-03-12TL&R — from POPULAR BANK to 542 51AVE PROPERTY LLC
2026-03-05Sold for $3,600,000$3,600,000
2025
2025-04-07Rodent inspection: Passed
2025-03-14Rodent inspection: Failed for Rat Activity
2025-03-08311: Dirty Condition — Trash
2025-03-08311: Rodent — Rat Sighting
2025-01-22Bedbug filing: 0 infested units
2025-01-04311: Illegal Parking — Blocked Hydrant
2024
2024-12-27311: Water System — Dirty Water (WE)
2024-11-29HPD 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
2024-04-12HPD 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
2023
2023-11-23311: New Tree Request — For One Address
2023-11-22HPD 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
2023-10-15311: Dirty Condition — Trash
2023-10-06311: Dirty Condition — Trash
2023-09-06311: Dirty Condition — Trash
2023-08-28311: Dirty Condition — Trash
2023-06-30DOB violation LBLVIO: VIOLATION ISSUED-FAILURE TO FILE 2021 EXTERNAL LOW PRESSURE INSPECTION
2023-06-20DOB violation LBLVIO: VIOLATION ISSUED-FAILURE TO FILE 2018 EXTERNAL LOW PRESSURE INSPECTION
2023-05-04311: Dirty Condition — Trash
2023-04-25DOB violation LBLVIO: VIOLATION ISSUED-FAILURE TO FILE 2022 EXTERNAL LOW PRESSURE INSPECTION
2023-04-17311: Dirty Condition — Trash
2023-03-28HPD 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
2023-01-09Rodent inspection: Passed
2022
2022-11-29Rodent inspection: Failed for Rat Activity
2022-11-15HPD 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
2022-11-13311: Rodent — Rat Sighting
2022-09-26Rodent inspection: Failed for Rat Activity
2022-08-23Rodent inspection: Failed for Rat Activity and Other Reason
2022-08-17311: Rodent — Condition Attracting Rodents
2022-03-03HPD 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
2022-03-03HPD 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
2022-01-24311: Illegal Parking — Blocked Sidewalk
2021
2021-10-29311: Illegal Parking — Parking Permit Improper Use
2021-10-05311: Street Condition — Failed Street Repair
2021-09-06Job filed: RENOVATION OF EXISTING 6-FAMILY HOUSE WITH MECHANICAL WORK AS PER PLAN:INSTALL NEW AIR CONDITION ON EACH DWELLING AND CELLAR LEVEL AS PER PLAN; NO CHA$50,000
2021-09-06Job filed: INTERIOR RENOVATION OF EXISTING CELLAR, FIRST AND SECOND FLOOR WITH PLUMBING WORK: RELOCATE KITCHEN AND BATHROOM FIXTURES; NEW BOILER ANDHOT WATER HEA$81,000
2021-09-03Job filed: INTERIOR RENOVATION OF EXISTING CELLAR, FIRST, SECOND AND THIRD FLOOR WITH GENERAL CONSTRUCTION AS PER PLAN. NO CHANGE IN USE, EGRESS OR OCCUPANCY UND$75,000
2021-08-12Permit Mechanical Systems — Signed-off
2021-08-03Permit General Construction — Signed-off
2021-05-07Permit Mechanical Systems — Signed-off
2021-05-04Job filed: RENOVATION OF EXISTING 6-FAMILY HOUSE WITH MECHANICAL WORK AS PER PLAN:INSTALL NEW AIR CONDITION ON EACH DWELLING AND CELLAR LEVEL AS PER PLAN; NO CHA$50,000
2021-04-23Permit General Construction — Signed-off
2021-04-21Permit Plumbing — Signed-off
2021-04-20311: Illegal Parking — Double Parked Blocking Traffic
2021-04-20Permit General Construction — Signed-off
2021-04-14HPD 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
2021-04-14HPD 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
2021-04-02Job filed: INTERIOR RENOVATION OF EXISTING CELLAR, FIRST, SECOND AND THIRD FLOOR WITH GENERAL CONSTRUCTION AS PER PLAN. NO CHANGE IN USE, EGRESS OR OCCUPANCY UND$75,000
2021-04-02Job filed: INTERIOR RENOVATION OF EXISTING CELLAR, FIRST AND SECOND FLOOR WITH PLUMBING WORK: RELOCATE KITCHEN AND BATHROOM FIXTURES; NEW BOILER ANDHOT WATER HEA$81,000
2021-03-10AL&R $103,000 — from 542 51AVE PROPERTY LLC to POPULAR BANK$103,000
2021-03-10Mortgage $103,000 — from 542 51AVE PROPERTY LLC to POPULAR BANK$103,000
2021-03-10AL&R $897,000 — from 542 51AVE PROPERTY LLC to POPULAR BANK$897,000
2021-03-10Mortgage $897,000 — from 542 51AVE PROPERTY LLC to POPULAR BANK$897,000
2021-03-10AL&R $1,500,000 — from 542 51AVE PROPERTY LLC to POPULAR BANK$1,500,000
2021-03-10Mortgage $1,500,000 — from 542 51AVE PROPERTY LLC to POPULAR BANK$1,500,000
2021-03-04Deed $2,600,000 — from 542 51ST AVE, LLC; 542 51ST AVE, LLC to 542 51AVE PROPERTY, LLC; 542 51AVE PROPERTY, LLC$2,600,000
2021-03-04Deed $2,600,000 — from 542 51ST AVE, LLC; 542 51ST AVE, LLC to 542 51AVE PROPERTY, LLC; 542 51AVE PROPERTY, LLC$2,600,000
2021-02-24Sold for $2,600,000$2,600,000
2020
2020-12-26311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2020-10-07Boiler inspection
2020-10-05311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2020-06-30Deed — from CIAVARELLA, ROSE MARIE; CONTINO, CAROL to 542 51ST AVE LLC
2020-03-06Deed transfer (nominal price)
2020-01-22Bedbug filing: 0 infested units
2019
2019-11-07Boiler inspection
2018
2018-10-23HPD 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
2018-08-13311: New Tree Request — For One Address
2018-04-13311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2018-04-13311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2018-03-20311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2018-01-12Air permit (REGISTRATION), fuel: NO2FUEL
2015
2015-06-10FDNY inspection (RISK)
2015-04-01311: Blocked Driveway — No Access
2015-04-01311: Blocked Driveway — No Access
2012
2012-10-05311: Water System — Other Water Problem (Use Comments) (WZZ)
2012-07-18311: Missed Collection (All Materials) — 1 Missed Collection
2007
2007-12-11Tenant complaint: GENERAL — DOORS
2007-11-25Tenant complaint: GENERAL — DOORS
2007-11-22Tenant complaint: HEATING — HEAT RELATED
2004
2004-02-13DOB violation LL6291:
2004-01-08Permit EW — ISSUED
2004-01-08Permit EW — ISSUED
2003
2003-12-22Job filed: REPLACE BOILER AND OIL BURNER. NO CHANG E IN EGRESS, OCCUPANCY OR USE U DER THIS APPLICATION
1998
1998-06-18DOB complaint, category ?
1992
1992-01-30Deed — from FERNANDEZ, GLORIA to FERNANDEZ, GLORIA; CIAVARELLA, ROSE MARIE; CONTINO, CAROL
1990
1990-03-07DOB violation B: 24B/32 IMPROPER REPAIR ON RETURN LINE-CHIMNEY CLEANOUT DOOR NEEDS TO BE REPAIRED
1990-03-07ECB Non-Hazardous violation: IIMPROPER REPAIR ON RETURN LINE. CHIMNEY CLEAN OUT DOOR NEEDS TO BE REPAIRED.
1989
1989-10-03DOB complaint, category ?
1989-09-28DOB complaint, category ?
1986
1986-02-20Deed — from FERNANDEZ, CARL to FERNANDEZ, CARL; FERNANDEZ, GLORIA
1972
1972-04-04Deed — from VENTURE EQUIPMENT CORP to ROSE FERNANDEZ; CARL FERNANDEZ
1969
1969-12-12Deed — from VALENTE FILOMENA; VALENTE ENRICO to VENTURE EQUIPMENT CORP
1969-12-12Mortgage — from VENTURE EQUIPMENT CORP to FILOMENA VALENTE; ENRICO VALENTE

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