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Building report

824 Knickerbocker Avenue · Brooklyn · BBL 3034180036 · 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, AEP3
Structural & safetyDOB violations, ECB/OATH violations by class0
PestsBedbug filings, failed rodent inspections, rodent 311s0
DisplacementMarshal evictions executed0
GRADE B

A modest record — below the level that usually signals systemic problems. More recorded distress than 81% 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 6. In ZIP 11207, 62% of residential buildings hold an A and 13% 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

No current HPD flags in the latest weekly snapshot: no open violations, no pending litigation, no active vacate orders, and not in the Alternative Enforcement Program.

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

25 service requests in the last three years. Most common: Blocked Driveway (10) · Graffiti (4) · Illegal Parking (2) · Illegal Fireworks (2) · Asbestos (1) · Plumbing (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

YesBuilt before 1974 (1912)
NoSix or more residential units (5)
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).

Registered with HPD — the names behind the building

Registered owner(s)BERNARDINO MARTINEZ
Managing agentELIZABETH MARTINEZ
Last registered2025-09-23

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

What the city thinks it's worth

Tax yearCity market valueAssessed value
2025$1,093,000 $491,850
2026$1,001,000 $450,450
2027$1,129,000 $508,050

The city's market estimate has risen 3% between tax years 2025 and 2027.

Restaurants in this building

RestaurantCuisineGradeNotes
No 1 RestaurantChineseAMice evidence

Report to 311: Food poisoning · Food safety complaint

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

1 food-poisoning report to 311 at this address in the last three years (0 with three or more people sick)
1 Food Establishment complaint to 311 at this address in the last three years (most often: Bare Hands in Contact w/ Food) · complaints filed by the public; DOHMH investigates, outcomes aren't published.

Flood exposure

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 2011 (0 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

SubwayWilson Av — L · 0.2 mi straight-line (about a 6-minute walk) · station accessibility: partial (Manhattan-bound only)
BusNearest boarding stop: Schaefer St / Knickerbocker Av — B20 · 300 ft
Citi BikeKnickerbocker Ave & Halsey St · 500 ft · station location as of 2026-09-23; live availability
School zones (2024–25 map)Elementary: P.S. /I.S. 384 Frances E. Carter
Middle: Evergreen Middle School for Urban Exploration. 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

824 Knickerbocker 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

25 311 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: $90,000 on 1988-11-01 (lender: Green Point Savs Bank). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.

DateRecordAmountPer res. unit
1988-11-01Mortgage $90,000 — from MARTINEZ, BERNARDO to GREEN POINT SAVS BANK $90,000
1986-04-21Mortgage $11,500 — from MARTINEZ, BERNARDO to CENTRAL FEDL SAVS $11,500
1984-05-04Mortgage $18,375 to CITY OF NEW YORK $18,375

Ten-year activity

20100
2017
2018
2019
2020
17
2021
2022
2023
2024
2025
2026
EnforcementHousing & tenantsHealth & systems
Show as table
YearEnforcementHousing & tenantsHealth & systemsTotal
20170202
20180101
20190404
20200303
2021016117
202228212
20231809
202418211
2025010212
20260729
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The last 12 months — 14 records

DateRecord
2026-07-31Restaurant inspection: NO 1 RESTAURANT — grade A
2026-07-05311: Water System — Fire Hydrant Emergency (FHE)
2026-07-04311: Illegal Fireworks — N/A
2026-06-28311: Food Establishment — Bare Hands in Contact w/ Food
2026-05-02Rodent inspection: Passed
2026-04-13Bedbug filing: 0 infested units
2026-03-18311: Graffiti — Graffiti
2026-02-20311: Blocked Driveway — No Access
2026-01-25311: Blocked Driveway — No Access
2025-12-26311: Blocked Driveway — No Access
2025-12-02Restaurant inspection: NO 1 RESTAURANT · mice evidence
2025-11-06311: Blocked Driveway — No Access
2025-10-21311: Blocked Driveway — No Access
2025-10-20311: Blocked Driveway — No Access

The full timeline

2026
2026-07-31Restaurant inspection: NO 1 RESTAURANT — grade A
2026-07-05311: Water System — Fire Hydrant Emergency (FHE)
2026-07-04311: Illegal Fireworks — N/A
2026-06-28311: Food Establishment — Bare Hands in Contact w/ Food
2026-05-02Rodent inspection: Passed
2026-04-13Bedbug filing: 0 infested units
2026-03-18311: Graffiti — Graffiti
2026-02-20311: Blocked Driveway — No Access
2026-01-25311: Blocked Driveway — No Access
2025
2025-12-26311: Blocked Driveway — No Access
2025-12-02Restaurant inspection: NO 1 RESTAURANT · mice evidence
2025-11-06311: Blocked Driveway — No Access
2025-10-21311: Blocked Driveway — No Access
2025-10-20311: Blocked Driveway — No Access
2025-09-21311: Blocked Driveway — No Access
2025-09-12311: Blocked Driveway — No Access
2025-08-20311: Graffiti — Graffiti
2025-08-13311: Illegal Parking — Blocked Hydrant
2025-06-02Bedbug filing: 0 infested units
2025-03-28Rodent inspection: Passed
2025-03-17311: Food Poisoning — 1 or 2
2024
2024-12-17FDNY inspection (RISK)
2024-11-26HPD 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
2024-11-20311: Lead — Lead Kit Request (Residential) (L10)
2024-10-27311: Noise - Street/Sidewalk — Loud Music/Party
2024-08-24311: Illegal Fireworks — Loud Music/Party
2024-07-28311: Blocked Driveway — No Access
2024-05-02Rodent inspection: Passed
2024-04-21311: Graffiti — Graffiti
2024-04-16Restaurant inspection: NO 1 RESTAURANT — grade A
2024-03-15Bedbug filing: 0 infested units
2024-02-25311: Blocked Driveway — No Access
2023
2023-12-29311: Illegal Parking — Blocked Hydrant
2023-11-28311: Plumbing — Plumbing Work - Illegal/No Permit/Standpipe/Sprinkler
2023-11-28DOB complaint, category ?
2023-11-22311: Asbestos — N/A
2023-11-10Bedbug filing: 0 infested units
2023-11-02311: Graffiti — Graffiti
2023-10-06311: Sidewalk Condition — Sidewalk Violation
2023-07-10311: Noise - Street/Sidewalk — Loud Music/Party
2023-03-23HPD 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
2022-12-27311: Graffiti — Graffiti
2022-11-07HPD 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
2022-09-14DOB complaint, category ?
2022-08-23Rodent inspection: Passed
2022-08-21311: Noise - Street/Sidewalk — Loud Music/Party
2022-08-07311: Water System — Fire Hydrant Emergency (FHE)
2022-07-30311: Noise - Street/Sidewalk — Loud Music/Party
2022-07-15311: Water System — Hydrant Running Full (WA4)
2022-04-07FDNY inspection (RISK)
2022-02-25HPD 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
2022-02-09Rodent inspection: Passed
2022-01-03311: Illegal Parking — Blocked Hydrant
2021
2021-12-17Rodent inspection: Failed for Rat Activity
2021-10-22311: Illegal Parking — Blocked Hydrant
2021-08-16311: Graffiti — Graffiti
2021-08-16311: Rodent — Condition Attracting Rodents
2021-07-19Bedbug filing: 0 infested units
2021-07-02311: Water System — Hydrant Running Full (WA4)
2021-06-15311: Overgrown Tree/Branches — Blocking Street
2021-05-07311: Noise - Residential — Loud Music/Party
2021-05-07311: Noise - Street/Sidewalk — Loud Music/Party
2021-05-07311: Noise - Street/Sidewalk — Loud Music/Party
2021-05-06311: Noise - Street/Sidewalk — Loud Music/Party
2021-05-06311: Noise - Street/Sidewalk — Loud Music/Party
2021-05-06311: Noise - Street/Sidewalk — Loud Music/Party
2021-05-02311: Noise - Street/Sidewalk — Loud Talking
2021-04-09HPD 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
2021-03-21311: Illegal Parking — Blocked Hydrant
2021-01-04311: Illegal Parking — Blocked Hydrant
2020
2020-12-22311: Illegal Parking — Blocked Hydrant
2020-12-13311: Illegal Parking — Blocked Hydrant
2020-01-09311: Illegal Parking — Blocked Hydrant
2019
2019-10-30HPD 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
2019-07-23311: Water System — Fire Hydrant Emergency (FHE)
2019-07-23311: Water System — Fire Hydrant Emergency (FHE)
2019-07-22311: Water System — Fire Hydrant Emergency (FHE)
2018
2018-10-18HPD 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
2017
2017-11-24HPD 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
2017-03-03311: Food Poisoning — 3 or More
2016
2016-11-10HPD 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
2015-10-09HPD class I: SECTION27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE ?27-2097 AND IS THER
2015-06-26311: Noise - Street/Sidewalk — Loud Music/Party
2015-06-19311: Noise - Street/Sidewalk — Loud Music/Party
2015-06-14Tenant complaint: ELECTRIC — POWER OUTAGE
2015-06-14311: ELECTRIC — POWER OUTAGE
2015-04-11311: Homeless Person Assistance — Status Call
2015-02-23311: Graffiti — Graffiti
2014
2014-11-10Rodent inspection: Passed
2013
2013-07-20311: Noise - Residential — Loud Music/Party
2013-07-19311: Noise - Residential — Loud Music/Party
2013-07-18311: Noise - Residential — Loud Music/Party
2013-07-17311: Noise - Residential — Loud Music/Party
2013-07-12311: Noise - Street/Sidewalk — Loud Music/Party
2013-07-11311: Noise - Residential — Loud Music/Party
2012
2012-07-10311: Sewer — Sewer Backup (Use Comments) (SA)
2012-06-13Rodent inspection: Passed
2012-01-26311: Sewer — Sewer Backup (Use Comments) (SA)
2011
2011-12-27311: Sewer — Sewer Backup (Use Comments) (SA)
2010
2010-12-17311: Water System — Hydrant Knocked Over/Missing (WC)
2010-12-14311: Water System — Hydrant Knocked Over/Missing (WC)
2010-01-29311: Graffiti — Graffiti
2010-01-16311: Sewer — Manhole Overflow (Use Comments) (SA1)
2009
2009-07-09DOB complaint, category ?
2009-06-19ECB CLASS - 1 violation: SEC FAILURE TO COMPLY W/ COMM ORDER TO OBTAIN A PERMIT PER VIOLATION 34740551L FOR CREATING A APT AT CELLAR W/O A PERMIT REM: CORR
2008
2008-12-24DOB complaint, category ?
2008-12-10DOB complaint, category ?
2008-12-03ECB CLASS - 2 violation: RESIDENCE ALTER FOR OCCUP AS DWELLING FOR MORE THAN LEGALLY APPROVED # OF FAMILIES. DOB RECORDS INDICATE PREMISES TO BE LEGALLY A$1,200
2008-12-03ECB CLASS - 1 violation: WORK W.O PERMIT: WORK NOTED - AT CELLAR INSTALLED WATER & WASTE LINES FOR A (3) PC BATH, SINK, TOILET SHOWER & RESIDENTIAL SINK & $1,600
2008-11-23DOB complaint, category ?
2005
2005-04-14Deed — from MARTINEZ, BERNARDO to MARTINEZ, BERNARDINO
2004
2004-05-18Mortgage satisfied — from MARTINEZ, BERNARDO to THE GREEN POINT SAVINGS BANK
1996
1996-09-20Permit PL — ISSUED
1996-08-22Permit EW — ISSUED
1996-08-09ECB Hazardous violation: WORK DOES NOT CONFORM TO APPROVED PLANS #300537738 7/24/96 (HAZARDOUS) WORK NOTED (1) NO FIRE RATED SHEETROOK INSTALLED AT CEILING$350
1996-08-08DOB complaint, category ?
1996-07-26Permit EW — ISSUED
1996-07-26Permit EW — ISSUED
1989
1989-06-21Mortgage satisfied — from MARTINEZ, BERNARDO to NYC - HPD
1989-01-04Mortgage satisfied — from MARTINEZ, BERNARDO to CENTRAL FEDERAL SVGSFSB
1988
1988-11-01Mortgage satisfied — from VOIGHT, WILLIAM; VOIGHT, CARRIE to RIDGEWOOD SAVS BANK
1988-11-01Mortgage $90,000 — from MARTINEZ, BERNARDO to GREEN POINT SAVS BANK$90,000
1986
1986-04-21Mortgage $11,500 — from MARTINEZ, BERNARDO to CENTRAL FEDL SAVS$11,500
1984
1984-05-04Deed — from CITY OF NEW YORK to MARTINEZ, BERNARDO
1984-05-04Mortgage $18,375 to CITY OF NEW YORK$18,375
1979
1979-06-14Deed — from COMMISSIONER OF FINANCE OF THE CITY O FN; COMM OF FINANCE OF THE CITY OF NY; COMMISSIONER to THE CITY OF NEW YORK; THE CITY OF NY; THE CITY OF NEW YORK; THE CITY OFNEW YORK; CITY NY;
1973
1973-04-05Mortgage assigned — from EZERSKY PAUL to CENTRAL FUNDING CO
1971
1971-12-14Mortgage assigned — from CENTRAL FUNDING CO to EZERSKY PAUL
1971-03-08Deed — from JUSTIANO DIONICIO J JR to JUSTIANO ENGRACIA
1970
1970-06-09Deed — from JUSTINIANO ENGRACIO; JUSTINIANO HYPOLITA; JUSTINIANO DIONICIO; JUSTINIANO DIONICIO J JR to JUSTINIANO DIONICIO J JR
1967
1967-09-06Deed — from WILMIKWIL CORP to JUSTINIANO DIONICIO J JR; JUSTINIANO DIONICIO; JUSTINIANO ENGRACIA; JUSTINIANO HYPOLITA
1967-09-06Mortgage — from JUSTINIANO DIONICIO; JUSTINIANO DIONICIO J JR; JUSTINIANO ENGRACIA; JUSTINIANO HYPOLITA to WILMIKWIL CORP
1967-09-06Mortgage assigned — from WILMIKWIL CORP to CENTRAL FUNDING CO
1967-07-20Deed — from PRIMA REALTY CORP; POVOLICH JOHN; VOIGT CHARLES; MANGANO VINCENT; 824 KNICKERBOCKER REALTY to WILMIKWIL CORP

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