# 344 Knickerbocker Avenue, Brooklyn, NY 11237

BBL 3032460029 · Block 3246 · Lot 29 · BIN 3073836  
Canonical page: https://nycpropertyfacts.com/ny/brooklyn/344-knickerbocker-avenue-3032460029  
Last updated: 2026-11-08 · Open-item counts as of 2026-11-09

## Summary

344 Knickerbocker Avenue (Brooklyn, NY 11237; tax lot BBL 3032460029) is a 4-unit mixed-use building with apartments and ground-floor commercial space (building class S9: mixed-use: dwelling with stores or offices, miscellaneous), built around 1931, on a 2,000 sq ft lot zoned R6. City tax records list the owner as 344 KNICKERBOCKER REALTY LLC. The Department of Finance's final market value for tax year 2027 is $1,062,000. As of November 9, 2026, NYC Open Data shows three DOB jobs with a permit issued but no sign-off, four active DOB violations (two BIS violations and two DOB NOW safety violations), four open HPD violations and four OATH tickets with an unpaid balance. There were five 311 requests in the past 12 months and no HPD complaints 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, “344 Knickerbocker Avenue, Brooklyn, NY 11237 (BBL 3032460029)”, data as of 2026-11-09, https://nycpropertyfacts.com/ny/brooklyn/344-knickerbocker-avenue-3032460029. Source: NYC Open Data.

## Neighborhood

Bushwick (West): https://nycpropertyfacts.com/ny/brooklyn/11237

- Open HPD violations: https://nycpropertyfacts.com/ny/brooklyn/11237/open-hpd-violations
- Active DOB violations: https://nycpropertyfacts.com/ny/brooklyn/11237/active-dob-violations
- Active ECB violations: https://nycpropertyfacts.com/ny/brooklyn/11237/active-ecb-violations
- Open DOB jobs: https://nycpropertyfacts.com/ny/brooklyn/11237/open-dob-jobs
- Unpaid OATH tickets: https://nycpropertyfacts.com/ny/brooklyn/11237/unpaid-oath-tickets

## ZIP

Brooklyn 11237: https://nycpropertyfacts.com/ny/brooklyn/11237

## Nearby properties

Ordered by map distance among lots on this street within 40 house numbers and on this tax block within 15 lot numbers.

- 342 Knickerbocker Avenue (25 ft): https://nycpropertyfacts.com/ny/brooklyn/342-knickerbocker-avenue-3032460028
- 348 Knickerbocker Avenue (27 ft): https://nycpropertyfacts.com/ny/brooklyn/348-knickerbocker-avenue-3032460030
- 338 Knickerbocker Avenue (50 ft): https://nycpropertyfacts.com/ny/brooklyn/338-knickerbocker-avenue-3032460027
- 350 Knickerbocker Avenue (51 ft): https://nycpropertyfacts.com/ny/brooklyn/350-knickerbocker-avenue-3032460031
- 354 Knickerbocker Avenue (76 ft): https://nycpropertyfacts.com/ny/brooklyn/354-knickerbocker-avenue-3032460032
- 358 Knickerbocker Avenue (102 ft): https://nycpropertyfacts.com/ny/brooklyn/358-knickerbocker-avenue-3032460033
- 1444 Dekalb Avenue (57 ft): https://nycpropertyfacts.com/ny/brooklyn/1444-dekalb-avenue-3032460026
- 1442 Dekalb Avenue (74 ft): https://nycpropertyfacts.com/ny/brooklyn/1442-dekalb-avenue-3032460025

## Open items

| Item | Count |
|---|---|
| Open DOB jobs (permit issued, not signed off) | 3 |
| Active DOB violations (BIS) | 2 |
| Active DOB safety violations (DOB NOW) | 2 |
| Active ECB violations | 0 |
| Open HPD violations | 4 |
| OATH tickets with unpaid balance | 4 |

## Lot & building

- Owner of record: 344 KNICKERBOCKER REALTY LLC
- Building class: S9 – Mixed-use: dwelling with stores or offices, miscellaneous
- Year built: 1931
- Floors: 3
- Units: 4 residential / 6 total
- Lot area: 2,000 sq ft · Building area: 4,200 sq ft
- Zoning: R6, C1-3
- Source: PLUTO (Dept. of City Planning) (https://data.cityofnewyork.us/d/64uk-42ks), city dataset updated 2026-08-24; last loaded 2026-11-09

## Tax assessment

- Tax year 2027 (final roll): market value $1,062,000, assessed value $477,900, tax class 2A
- 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 |
|---|---|---|---|
| 2016-08-01 | recorded (DEED) | DEED dated 2016-08-01 from RIZZO, MARIA; RIZZO, ANTHONY to 344 KNICKERBOCKER REALTY LLC, no price stated ($0). | bnx9-e6tj |
| 1975-10-22 | recorded (DEED) | DEED dated 1975-10-22 from NACHBAR SYLVIA to RIZZO MARIA; RIZZO ANTHONY, 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 |
|---|---|---|---|
| 2019-04-15 | open (PERMIT ISSUED - ENTIRE JOB/WORK) | BIS job 321955461 (A2 – Alteration with multiple work types (no change to use/occupancy)): PERMIT ISSUED - ENTIRE JOB/WORK — permit issued, no sign-off on record. HERWITH FILING FOR INTERIOR RENOVATION AS INDICATED ON PLANS. NO CHANGE TO USE EGRESS OR OCCUPANCY. | ic3t-wcy2 |
| 2005-04-26 | open (PERMIT ISSUED - ENTIRE JOB/WORK) | BIS job 301942851 (A2 – Alteration with multiple work types (no change to use/occupancy)): PERMIT ISSUED - ENTIRE JOB/WORK — permit issued, no sign-off on record. Upgrade existing kitchen fire suppression system, as shown on plan. No change in use, occupancy, or egress. | ic3t-wcy2 |
| 1991-07-29 | open (PERMIT ISSUED - PARTIAL JOB) | BIS job 300115033 (A2 – Alteration with multiple work types (no change to use/occupancy)): PERMIT ISSUED - PARTIAL JOB — permit issued, no sign-off on record. INSTALLATION OF ANSUL FIRE EXTIGUISHING SYSTEM. NO CHANGE IN OCCUPANCY USE OR EGRESS. | ic3t-wcy2 |
| 2022-03-04 | n/a (Signed-off) | DOB NOW work permit for job B00481825-S1: Boiler Equipment — 6 NEW BOILERS AND 6 NEW HOT WATER HEATERS IN THE CELLAR. Issued 2022-03-04, expires 2022-09-30. | rbx6-tga4 |
| 2021-11-08 | n/a (Signed-off) | DOB NOW work permit for job B00481825-I1: Boiler Equipment — INSTALLATION OF 6 NEW BOILERS AND 6 NEW HOT WATERS HEATERS.. Issued 2021-11-08, expires 2022-02-12. | rbx6-tga4 |
| 2021-10-12 | n/a (ISSUED (renewal)) | BIS work permit for job 321955461: Plumbing / Plumbing. Issued 2021-10-12, expires 2022-10-12. | ipu4-2q9a |
| 2020-10-26 | n/a (ISSUED (renewal)) | BIS work permit for job 321955461: Plumbing / Plumbing. Issued 2020-10-26, expires 2021-10-26. | ipu4-2q9a |
| 2020-10-09 | n/a (Signed-off) | DOB NOW work permit for job B00326725-I1: Construction Fence — 8'-0 HIGH WOOD CONSTRUCTION FENCE.. Issued 2020-10-09, expires 2021-04-18. | rbx6-tga4 |
| 2020-08-11 | n/a (Signed-off) | DOB NOW work permit for job B00326725-I1: Construction Fence — 8'-0 HIGH WOOD CONSTRUCTION FENCE.. Issued 2020-08-11, expires 2020-09-30. | rbx6-tga4 |
| 2020-06-30 | n/a (ISSUED (renewal)) | BIS work permit for job 321955461: Equipment work / Other / general construction. Issued 2020-06-30, expires 2021-01-31. | ipu4-2q9a |
| 2019-08-21 | n/a (ISSUED (initial)) | BIS work permit for job 321955461: Plumbing / Plumbing. Issued 2019-08-21, expires 2020-08-20. | ipu4-2q9a |
| 2019-08-01 | n/a (ISSUED (initial)) | BIS work permit for job 321955461: Equipment work / Other / general construction. Issued 2019-08-01, expires 2020-07-17. | ipu4-2q9a |
| 2019-07-30 | n/a (Signed-off) | DOB NOW work permit for job B00197606-I1: Sidewalk Shed — INSTALLATION OF HEAVYDUTY SIDEWALK SHED AS PER PLANS. NO CHANGE IN USE OCCUPANCY OR EGRESS UNDER THIS APPLICATION. SIDEWALK SHED SHALL COMPLY WITH CHAPTER 33 O…. Issued 2019-07-30, expires 2021-01-31. | rbx6-tga4 |
| 2005-05-02 | n/a (ISSUED (initial)) | BIS work permit for job 301942851: Equipment work / Fire suppression. Issued 2005-05-02, expires 2006-06-12. | ipu4-2q9a |
| 1991-10-31 | n/a (ISSUED (initial)) | BIS work permit for job 300115033: Equipment work / Fire suppression. Issued 1991-10-31, expires 1992-06-12. | ipu4-2q9a |

## Open violations (DOB, DOB NOW safety, ECB, HPD)

status "open" = DOB violation category is ACTIVE, DOB NOW safety violation status is Active, ECB violation status is ACTIVE, or HPD violation status is Open. Dismissed, cured, waived and disputed-successfully safety violations are not open.

| Date | Status | Description | Source |
|---|---|---|---|
| 2023-06-30 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED): VIOLATION ISSUED-FAILURE TO FILE 2021 EXTERNAL LOW PRESSURE INSPECTION. Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 2023-04-25 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED): VIOLATION ISSUED-FAILURE TO FILE 2022 EXTERNAL LOW PRESSURE INSPECTION. Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 2023-06-30 | open (Active) | DOB NOW safety violation (Boiler), type LBLVIO, 063023LBLVIO39615: VIOLATION ISSUED-FAILURE TO FILE 2021 EXTERNAL LOW PRESSURE INSPECTION. Active. | 855j-jady |
| 2023-04-25 | open (Active) | DOB NOW safety violation (Boiler), type LBLVIO, 042523LBLVIO12780: VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2022 INSPECTION REPORT. Active. | 855j-jady |
| 1989-01-03 | open (Nov Certified Late) | HPD class C violation (Class C) in apt 3L: SECTION 27-2013 ADM CODE REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT CEILING 3 STY APT 3L 3 ROOM FROM EAST. , SECTION '' ''. Open — not recorded as corrected. | wvxf-dwi5 |
| 1989-01-03 | open (Nov Certified Late) | HPD class C violation (Class C) in apt 3L: SECTION 27-2013 ADM CODE REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT CEILING 3 STY SOUTH APT 3L EAST ROOM ROMAN 4555100. , SECTION '' ''. Open — not recorded as corrected. | wvxf-dwi5 |
| 1988-09-13 | open (Nov Sent Out) | HPD class C violation (Class C) in apt 3L: SECTION 27-2013 ADM CODE REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT CEILING 3 STY EAST APT 3L 1 & 2 ROOM AT FRONT ROMAN 455 5107. LOCATED AT APT 3L. Open — not recorded as corrected. | wvxf-dwi5 |
| 1988-09-13 | open (Nov Sent Out) | HPD class C violation (Class C) in apt 3L: SECTION 27-2013 ADM CODE REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT CEILING 3 STY EAST APT 3L 1 ROOM FROM KITCHEN ROMAN 455 5107. LOCATED AT APT 3L. Open — not recorded as corrected. | wvxf-dwi5 |

## DOB safety violations (DOB NOW)

Active means the published violation status is Active. Dismissed, cured, waived, disputed successfully and pending dismissal are not open items.

| Issued | Status | Type | Device | Number | Remarks |
|---|---|---|---|---|---|
| 2023-06-30 | open (Active) | LBLVIO | Boiler | 063023LBLVIO39615 | VIOLATION ISSUED-FAILURE TO FILE 2021 EXTERNAL LOW PRESSURE INSPECTION |
| 2023-04-25 | open (Active) | LBLVIO | Boiler | 042523LBLVIO12780 | VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2022 INSPECTION REPORT |

0 resolved or not active. Full list: https://nycpropertyfacts.com/api/v1/property/3032460029/violations?type=dob_safety_violation

Source: DOB Safety Violations (DOB NOW) (https://data.cityofnewyork.us/Building/DOB-Safety-Violations/855j-jady), city dataset updated 2026-11-09; last loaded 2026-11-09

## 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 |
|---|---|---|---|
| 2026-04-30 | open (DEFAULTED · DEFAULTED) | OATH ticket from Sanitation Others: POSTING OF SIGN PERMIT. Unpaid balance $50. Respondent defaulted (did not appear). | jz4z-kudi |
| 2026-03-12 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: DIRTY SIDEWALK. Unpaid balance $300. Respondent defaulted (did not appear). | jz4z-kudi |
| 2025-06-18 | 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 |
| 2025-05-20 | open (DOCKETED · DEFAULTED) | OATH ticket from Sanitation Others: IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST. Unpaid balance $200. Respondent defaulted (did not appear). | jz4z-kudi |

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

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

| Date | Status | Description | Source |
|---|---|---|---|
| 2026-08-07 | closed (Closed) | 311 request to NYPD: Urinating in Public – N/A. | erm2-nwe9 |
| 2026-08-07 | closed (Closed) | 311 request to DSNY: Dirty Condition – Dog Waste. | erm2-nwe9 |
| 2026-03-01 | closed (Closed) | 311 request to NYPD: Illegal Parking – Blocked Bike Lane. | erm2-nwe9 |
| 2026-02-24 | closed (Closed) | 311 request to DSNY: Snow or Ice – Sidewalk. | erm2-nwe9 |
| 2025-11-15 | closed (Closed) | 311 request to NYPD: Illegal Parking – Blocked Bike Lane. | erm2-nwe9 |

## 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 344 KNICKERBOCKER REALTY LLC. | 64uk-42ks |
| 2016-08-01 | recorded | Grantee (buyer) on the most recent deed (DEED, 2016-08-01). | 636b-3b5g |
| 2025-10-03 | expired_registration | HPD registration contact: HeadOfficer Nicola Rizzo, business city Middle Village. | feu5-w2e2 |
| 2025-10-03 | expired_registration | HPD registration contact: SiteManager Nicola Rizzo. | feu5-w2e2 |
| 2025-10-03 | expired_registration | HPD registration contact: Officer Lorenta Rizzo, business city Middle Village. | feu5-w2e2 |
| 2025-10-03 | expired_registration | HPD registration contact: Agent Nicola Rizzo, business city Middle Village. | feu5-w2e2 |
| 2025-10-03 | expired_registration | HPD registration contact: CorporateOwner (344 KNICKERBOCKER REALTY LLC), business city Middle Village. | 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/3032460029