# 306 Knickerbocker Avenue, Brooklyn, NY 11237

BBL 3032190032 · Block 3219 · Lot 32 · BIN 3073181, 3422288  
Canonical page: https://nycpropertyfacts.com/ny/brooklyn/306-knickerbocker-avenue-3032190032  
Last updated: 2026-10-31 · Open-item counts as of 2026-10-31

Also recorded as: 3066/2 Knickerbocker Ave

## Summary

306 Knickerbocker Avenue (Brooklyn, NY 11237; tax lot BBL 3032190032) is a 2-unit mixed-use building with apartments and ground-floor commercial space (building class S2: mixed-use: two-family home with one store or office), built around 1931, on a 2,500 sq ft lot zoned R6. City tax records list the owner as YEHUDA MAHLOUF LLC. The Department of Finance's final market value for tax year 2027 is $4,170,000. As of October 31, 2026, NYC Open Data shows one DOB job with a permit issued but no sign-off, seven active DOB violations and 30 OATH tickets with an unpaid balance. There were no 311 requests in the past 12 months and one HPD complaint since 2019. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

How to cite: NYC Property Facts, “306 Knickerbocker Avenue, Brooklyn, NY 11237 (BBL 3032190032)”, data as of 2026-10-31, https://nycpropertyfacts.com/ny/brooklyn/306-knickerbocker-avenue-3032190032. Source: NYC Open Data.

## Open items

| Item | Count |
|---|---|
| Open DOB jobs (permit issued, not signed off) | 1 |
| Active DOB violations | 7 |
| Active ECB violations | 0 |
| Open HPD violations | 0 |
| OATH tickets with unpaid balance | 30 |

## Lot & building

- Owner of record: YEHUDA MAHLOUF LLC
- Building class: S2 – Mixed-use: two-family home with one store or office
- Year built: 1931
- Floors: 3
- Units: 2 residential / 3 total
- Lot area: 2,500 sq ft · Building area: 4,900 sq ft
- Zoning: R6, C1-3
- Source: PLUTO (Dept. of City Planning) (https://data.cityofnewyork.us/d/64uk-42ks), data as of 2026-11-02

## Tax assessment

- Tax year 2027 (final roll): market value $4,170,000, assessed value $250,200, tax class 1
- Source: DOF Property Valuation and Assessment Data (https://data.cityofnewyork.us/d/8y4t-faws)

## Sales & deeds (ACRIS)

Deeds recorded with the City Register. amount 0 usually means a non-market transfer. lots_in_deed > 1 means the price covers several lots.

| Date | Status | Description | Source |
|---|---|---|---|
| 2007-03-26 | recorded (DEED) | DEED dated 2007-03-26 from YEHUDA REALTY LLC to YEHUDA MAHLOUF LLC, no price stated ($0). | bnx9-e6tj |
| 2001-01-23 | recorded (DEED) | DEED dated 2001-01-23 from SOO WHAN & JEE WHANSCORP to YEHUDA REALTY LLC, no price stated ($0). | bnx9-e6tj |
| 1990-05-22 | recorded (DEED) | DEED dated 1990-05-22 from LEE & BROTHER EQUITYCP to SOO WHAN & JEE WHANSCP, no price stated ($0). | bnx9-e6tj |
| 1986-02-12 | recorded (DEED) | DEED dated 1986-02-12 from LIEU, SOOK CHA to LEE & BROTHER EQUITYCOR, no price stated ($0). | bnx9-e6tj |
| 1984-10-30 | recorded (DEED) | DEED dated 1984-10-30 from 306 KNICKERBOCKER INC to LIEU, SOOK CHA, no price stated ($0). | bnx9-e6tj |
| 1977-08-11 | recorded (DEED) | DEED dated 1977-08-11 from VARISCO BIAGIO to 306 KNICKERBOCKER AVE INC, no price stated ($0). | bnx9-e6tj |

## Open DOB jobs and recent work permits

A DOB "job" is an application to do construction work. status "open" = a permit was issued but DOB has no record of final sign-off. Work permits are listed with type "work_permit" and their DOB permit status (they are not counted as open items).

| Date | Status | Description | Source |
|---|---|---|---|
| 1994-05-12 | open (PERMIT ISSUED - ENTIRE JOB/WORK) | BIS job 300342886 (A2 – Alteration with multiple work types (no change to use/occupancy)): PERMIT ISSUED - ENTIRE JOB/WORK — permit issued, no sign-off on record. INSTALL RETAIL SHIRT LAUNDRY (U.G.6) IN EXISTING STOSRE. WORK INCLUDES OIL FIRED BOILER, PLUMBING MECHANICAL VENTILATION AND EQUIPMENT NO CHANGE IN EGRESS, OCCUPANCY OR USE UNDER THIS APPLICATION. | ic3t-wcy2 |
| 2017-11-06 | n/a (ISSUED (initial)) | BIS work permit for job 321680935: Equipment work / Mechanical/HVAC. Issued 2017-11-06, expires 2018-04-16. | ipu4-2q9a |
| 2006-08-17 | n/a (ISSUED (initial)) | BIS work permit for job 302157118: Plumbing / Plumbing. Issued 2006-08-17, expires 2007-08-17. | ipu4-2q9a |
| 2006-06-27 | n/a (ISSUED (initial)) | BIS work permit for job 302157118: Alteration. Issued 2006-06-27, expires 2006-11-07. | ipu4-2q9a |
| 1994-06-16 | n/a (ISSUED (initial)) | BIS work permit for job 300342886: Plumbing / Plumbing. Issued 1994-06-16, expires 1996-06-16. | ipu4-2q9a |
| 1994-06-16 | n/a (RE-ISSUED (initial)) | BIS work permit for job 300342886: Equipment work / Mechanical/HVAC. Issued 1994-06-16, expires 1994-06-28. | ipu4-2q9a |
| 1994-06-16 | n/a (ISSUED (initial)) | BIS work permit for job 300342886: Equipment work / Fuel burning. Issued 1994-06-16, expires 1994-10-01. | ipu4-2q9a |
| 1994-06-16 | n/a (ISSUED (initial)) | BIS work permit for job 300342886: Equipment work / Other / general construction. Issued 1994-06-16, expires 1994-06-28. | ipu4-2q9a |
| 1994-06-16 | n/a (ISSUED (initial)) | BIS work permit for job 300342886: Equipment work / Boiler. Issued 1994-06-16, expires 1994-10-01. | ipu4-2q9a |

## Open violations (DOB, ECB, HPD)

status "open" = DOB violation category is ACTIVE, ECB violation status is ACTIVE, or HPD violation status is Open.

| Date | Status | Description | Source |
|---|---|---|---|
| 2014-05-15 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED): VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2012 INSPECTION REPORT. Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 2013-03-01 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED): VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2011 INSPECTION REPORT. Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 2011-12-13 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED): VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2010 INSPECTION REPORT. Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 2009-12-31 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED). Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 2009-01-01 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED). Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 2008-01-03 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED). Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 1993-08-16 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED). Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |

## OATH tickets with unpaid balance or pending

status "open" = balance due > $0 after a decision (cases awaiting a hearing are "pending"). default=true means the respondent did not appear.

| Date | Status | Description | Source |
|---|---|---|---|
| 2026-06-29 | open (DEFAULTED · DEFAULTED) | OATH ticket from Sanitation Others: LOOSE RUBBISH 1ST OCCURRENCE. Unpaid balance $80. Respondent defaulted (did not appear). | jz4z-kudi |
| 2026-06-27 | open (DEFAULTED · DEFAULTED) | OATH ticket from Sanitation Others: FAILURE TO CLEAN 18 INCHES INTO STREET. Unpaid balance $80. Respondent defaulted (did not appear). | jz4z-kudi |
| 2026-05-06 | open (DEFAULTED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: STORAGE OF RECEPTACLES FAILURE TO REMOVE RECEPTACLES. Unpaid balance $300. Respondent defaulted (did not appear). | jz4z-kudi |
| 2026-05-05 | open (DEFAULTED · DEFAULTED) | OATH ticket from Sanitation Recycling: IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST. Unpaid balance $300. Respondent defaulted (did not appear). | jz4z-kudi |
| 2026-04-03 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST. Unpaid balance $300. Respondent defaulted (did not appear). | jz4z-kudi |
| 2026-03-27 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST. Unpaid balance $300. Respondent defaulted (did not appear). | jz4z-kudi |
| 2026-02-12 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: LOOSE RUBBISH 1ST OCCURRENCE. Unpaid balance $300. Respondent defaulted (did not appear). | jz4z-kudi |
| 2025-12-01 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: LOOSE RUBBISH 1ST OCCURRENCE. Unpaid balance $300. Respondent defaulted (did not appear). | jz4z-kudi |
| 2025-11-27 | open (DOCKETED · DEFAULTED) | OATH ticket from Sanitation Others: IMPROPER DISPOSAL--BEDDING 1ST OCCURRENCE. Unpaid balance $300. Respondent defaulted (did not appear). | jz4z-kudi |
| 2025-10-21 | open (DOCKETED · DEFAULTED) | OATH ticket from Sanitation Others: IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST. Unpaid balance $300. Respondent defaulted (did not appear). | jz4z-kudi |
| 2025-10-14 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST. Unpaid balance $300. Respondent defaulted (did not appear). | jz4z-kudi |
| 2025-09-16 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: FAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITS. Unpaid balance $25. Respondent defaulted (did not appear). | jz4z-kudi |
| 2025-09-05 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST. Unpaid balance $300. Respondent defaulted (did not appear). | jz4z-kudi |
| 2025-08-13 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: FAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITS. Unpaid balance $25. Respondent defaulted (did not appear). | jz4z-kudi |
| 2025-08-08 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: LOOSE RUBBISH 1ST OCCURRENCE. Unpaid balance $300. Respondent defaulted (did not appear). | jz4z-kudi |
| 2025-08-01 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST. Unpaid balance $300. Respondent defaulted (did not appear). | jz4z-kudi |
| 2025-07-30 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST. Unpaid balance $300. Respondent defaulted (did not appear). | jz4z-kudi |
| 2025-06-26 | open (DOCKETED · DEFAULTED) | OATH ticket from Sanitation Others: IMPROPER RECEPTACLE LOCAL LAW 111 REQUIRED. Unpaid balance $300. Respondent defaulted (did not appear). | jz4z-kudi |
| 2025-05-06 | open (DOCKETED · DEFAULTED) | OATH ticket from Sanitation Others: IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST. Unpaid balance $300. Respondent defaulted (did not appear). | jz4z-kudi |
| 2025-02-28 | open (DOCKETED · DEFAULTED) | OATH ticket from Sanitation Others: IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST. Unpaid balance $300. Respondent defaulted (did not appear). | jz4z-kudi |

Showing 20 of 34. Full list: https://nycpropertyfacts.com/api/v1/property/3032190032/hearings

## Complaints (HPD since 2019, 311 last 12 months)

Complaints are reports, not violations. status mirrors the published complaint / request status.

| Date | Status | Description | Source |
|---|---|---|---|
| 2024-09-17 | closed (CLOSE) | HPD complaint (apt 2): Unsanitary Condition – Pests. An HPD Inspector was not able to gain access to inspect this complaint. The Inspector left a card at the time of the inspection and a letter was sent from HPD after the inspection attempt to encourag… | ygpa-z7cr |

## Owners & contacts

Owner of record comes from city tax records (PLUTO) and can lag behind recent sales.

| Date | Status | Description | Source |
|---|---|---|---|
| 2026-08-24 | current | City tax records (PLUTO) list the owner as YEHUDA MAHLOUF LLC. | 64uk-42ks |
| 2007-03-26 | recorded | Grantee (buyer) on the most recent deed (DEED, 2007-03-26). | 636b-3b5g |
| 2025-08-05 | expired_registration | HPD registration contact: Lessee Albert Khadeida (YEHUDA M LLC.), business city Brooklyn. | feu5-w2e2 |
| 2025-08-05 | expired_registration | HPD registration contact: HeadOfficer Albert Khadieda, business city Brooklyn. | feu5-w2e2 |
| 2025-08-05 | expired_registration | HPD registration contact: SiteManager Albert Khadeida. | feu5-w2e2 |
| 2025-08-05 | expired_registration | HPD registration contact: CorporateOwner (YEHUDA REALTY LLC), business city Brooklyn. | feu5-w2e2 |
| 2025-08-05 | expired_registration | HPD registration contact: Agent Albert Khadieda (YEHUDA REALTY), business city Brooklyn. | feu5-w2e2 |

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Independent site. Data from NYC Open Data; not affiliated with the City of New York. Not a title search or official record; verify with the issuing agency. JSON: https://nycpropertyfacts.com/api/v1/property/3032190032