# 384 Knickerbocker Avenue, Brooklyn, NY 11237

BBL 3032570034 · Block 3257 · Lot 34 · BIN 3074153  
Canonical page: https://nycpropertyfacts.com/ny/brooklyn/384-knickerbocker-avenue-3032570034  
Last updated: 2026-11-04 · Open-item counts as of 2026-11-05

## Summary

384 Knickerbocker Avenue (Brooklyn, NY 11237; tax lot BBL 3032570034) 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 C4-3. City tax records list the owner as AJR PROPERTIES INC. The Department of Finance's final market value for tax year 2027 is $3,540,000. As of November 5, 2026, NYC Open Data shows two DOB jobs with a permit issued but no sign-off, five open HPD violations and 21 OATH tickets with an unpaid balance. There were four 311 requests in the past 12 months and five 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, “384 Knickerbocker Avenue, Brooklyn, NY 11237 (BBL 3032570034)”, data as of 2026-11-05, https://nycpropertyfacts.com/ny/brooklyn/384-knickerbocker-avenue-3032570034. Source: NYC Open Data.

## Open items

| Item | Count |
|---|---|
| Open DOB jobs (permit issued, not signed off) | 2 |
| Active DOB violations | 0 |
| Active ECB violations | 0 |
| Open HPD violations | 5 |
| OATH tickets with unpaid balance | 21 |

## Lot & building

- Owner of record: AJR PROPERTIES INC
- 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: 5,750 sq ft
- Zoning: C4-3
- Source: PLUTO (Dept. of City Planning) (https://data.cityofnewyork.us/d/64uk-42ks), data as of 2026-11-05

## Tax assessment

- Tax year 2027 (final roll): market value $3,540,000, assessed value $212,400, 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 |
|---|---|---|---|
| 1995-04-12 | recorded (DEED) | DEED dated 1995-04-12 from GLASSER, RACHEL; GRZYBOWSKI, FRIEDA to AJR PROPERTIES INC, no price stated ($0). | bnx9-e6tj |
| 1983-02-24 | recorded (DEED) | DEED dated 1983-02-24 from GRZYBOWSKI, PAUL; GRZYBOWSKI, FRIEDA to GRZYBOWSKI, FRIEDA; GLASSER, RACHEL; GRZYBOWSKI, PAUL, no price stated ($0). | bnx9-e6tj |
| 1968-11-19 | recorded (DEED) | DEED dated 1968-11-19 from EWEN JOSEPH DECEASED to GRZYBOWSKI FRIEDA; GRZYBOWSKI PAUL, 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 |
|---|---|---|---|
| 2023-03-10 | open (Permit Entire) | DOB NOW job filing B00839259-I1 (Alteration): Permit Entire — permit issued, no sign-off on record. | w9ak-ipjd |
| 2023-03-10 | open (Permit Entire) | DOB NOW job filing B00832814-I1 (Alteration): Permit Entire — permit issued, no sign-off on record. | w9ak-ipjd |
| 2023-06-08 | n/a (Signed-off) | DOB NOW work permit for job B00839259-I1: Plumbing — INSTALL NEW PLUMBING FIXTURES ON THE FIRST FLOOR AND CELLAR FOR A NEW DRINKING ESATBLISHMENT.. Issued 2023-06-08, expires 2024-06-08. | rbx6-tga4 |
| 2023-04-14 | n/a (Permit Issued) | DOB NOW work permit for job B00832814-I1: General Construction — INTERIOR RENOVATION OF AN EXISTING RETAIL SPACE.. Issued 2023-04-14, expires 2024-04-14. | rbx6-tga4 |
| 2017-03-29 | n/a (ISSUED (renewal)) | BIS work permit for job 321027802: Equipment work / Sprinkler. Issued 2017-03-29, expires 2018-03-29. | ipu4-2q9a |
| 2017-03-23 | n/a (ISSUED (renewal)) | BIS work permit for job 321027802: Plumbing / Plumbing. Issued 2017-03-23, expires 2018-03-23. | ipu4-2q9a |
| 2017-03-23 | n/a (ISSUED (renewal)) | BIS work permit for job 320939419: Plumbing / Plumbing. Issued 2017-03-23, expires 2018-03-23. | ipu4-2q9a |
| 2017-01-06 | n/a (ISSUED (initial)) | BIS work permit for job 321027802: Plumbing / Plumbing. Issued 2017-01-06, expires 2018-01-06. | ipu4-2q9a |
| 2016-07-21 | n/a (ISSUED (renewal)) | BIS work permit for job 320939419: Construction equipment (scaffold, fence, shed) / Construction equipment. Issued 2016-07-21, expires 2017-07-21. | ipu4-2q9a |
| 2016-07-21 | n/a (ISSUED (renewal)) | BIS work permit for job 320939419: Alteration. Issued 2016-07-21, expires 2016-10-27. | ipu4-2q9a |
| 2015-12-22 | n/a (ISSUED (renewal)) | BIS work permit for job 320939419: Plumbing / Plumbing. Issued 2015-12-22, expires 2016-12-21. | ipu4-2q9a |
| 2015-11-04 | n/a (ISSUED (initial)) | BIS work permit for job 321027802: Equipment work / Sprinkler. Issued 2015-11-04, expires 2016-11-03. | ipu4-2q9a |
| 2015-10-05 | n/a (ISSUED (initial)) | BIS work permit for job 320939419: Plumbing / Plumbing. Issued 2015-10-05, expires 2016-10-04. | ipu4-2q9a |
| 2015-09-03 | n/a (ISSUED (renewal)) | BIS work permit for job 320939419: Alteration. Issued 2015-09-03, expires 2016-08-21. | ipu4-2q9a |
| 2015-09-02 | n/a (ISSUED (renewal)) | BIS work permit for job 320939419: Construction equipment (scaffold, fence, shed) / Construction equipment. Issued 2015-09-02, expires 2016-09-01. | ipu4-2q9a |
| 2015-08-14 | n/a (ISSUED (renewal)) | BIS work permit for job 320939419: Construction equipment (scaffold, fence, shed) / Construction equipment. Issued 2015-08-14, expires 2016-08-13. | ipu4-2q9a |
| 2015-06-08 | n/a (ISSUED (initial)) | BIS work permit for job 340267909: Construction equipment (scaffold, fence, shed) / Construction equipment. Issued 2015-06-08, expires 2016-06-07. | ipu4-2q9a |
| 2014-12-09 | n/a (ISSUED (initial)) | BIS work permit for job 320939419: Foundation. Issued 2014-12-09, expires 2015-08-16. | ipu4-2q9a |
| 2014-12-09 | n/a (ISSUED (initial)) | BIS work permit for job 320939419: Foundation. Issued 2014-12-09, expires 2015-08-16. | ipu4-2q9a |
| 2014-12-09 | n/a (ISSUED (initial)) | BIS work permit for job 320939419: Construction equipment (scaffold, fence, shed) / Construction equipment. Issued 2014-12-09, expires 2015-12-09. | ipu4-2q9a |

Showing 20 of 24. Full list: https://nycpropertyfacts.com/api/v1/property/3032570034/permits

## 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 |
|---|---|---|---|
| 2021-11-22 | open (Nov Sent Out) | HPD class C violation (Class C) in apt 3: § 27-2005 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF HOT WATER EXCEEDING THE MAXIMUN ALLOWABLE TEMPERATURE OF 130 DEGREES. IN THE ENTIRE APARTMENT LOCATED AT APT 3, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST. Open — not recorded as corrected. | wvxf-dwi5 |
| 2009-08-13 | open (Nov Sent Out) | HPD class C violation (Class C): § 27-2005 ADMIN. CODE: REMOVE THE ILLEGAL FASTENING ENTRANCE DOOR, 3RD STY. APT. 3L.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2009-08-13 | open (Nov Sent Out) | HPD class B violation (Class B): § 27-2032, 2034 ADNIM. CODE: DISCONTINUE USE OF ILLEGAL SPACE AND/OR HOT WATER HEATER AND PROVIDE FILED FOR & APPROVED HEATER WHICH OBTAINS COMBUSTION AIR DIRECTLY FROM OUTSIDE THE BUILDING OR APPROVED CENTRAL SYSTEM HOT WATER HEATER KITCHEN ( SMITH ) 3RD STY…. Open — not recorded as corrected. | wvxf-dwi5 |
| 2009-08-13 | open (Nov Sent Out) | HPD class C violation (Class C): § 27-2026 ADMIN. CODE: REPAIR THE FLUSHING APPARATUS AND MAINTAIN SAME SO AS TO FLUSH EFFECTIVELY THE WATER CLOSET BATHROOM, 3RD STY. APT. 3L.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2009-08-13 | open (Nov Sent Out) | HPD class C violation (Class C): § 27-2031 ADMIN. CODE: PROVIDE HOT WATER AT ALL HOT WATER FIXTURES KITCHEN & BATHROOM, 3RD STY. APT. 3L.. Open — not recorded as corrected. | wvxf-dwi5 |

## 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 |
|---|---|---|---|
| 2026-03-11 | open (DOCKETED · IN VIOLATION) | OATH ticket from Fire Department Of Nyc: SIGN, POSTINGS, NOTICES AND INSTRUCTIONS. Unpaid balance $300. | jz4z-kudi |
| 2026-03-11 | open (DOCKETED · IN VIOLATION) | OATH ticket from Fire Department Of Nyc: SIGN, POSTINGS, NOTICES AND INSTRUCTIONS. Unpaid balance $750. | jz4z-kudi |
| 2025-03-10 | open (DOCKETED · IN VIOLATION) | OATH ticket from Fire Department Of Nyc: LABELS MARKINGS. Unpaid balance $600. | jz4z-kudi |
| 2025-03-10 | open (DOCKETED · IN VIOLATION) | OATH ticket from Fire Department Of Nyc: SIGN, POSTINGS, NOTICES AND INSTRUCTIONS. Unpaid balance $600. | jz4z-kudi |
| 2024-05-22 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: ILLEGAL POSTING OF HANDBILL NOTICE. Unpaid balance $125. Respondent defaulted (did not appear). | jz4z-kudi |
| 2024-05-22 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: ILLEGAL POSTING OF HANDBILL NOTICE. Unpaid balance $125. Respondent defaulted (did not appear). | jz4z-kudi |
| 2023-11-29 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: ILLEGAL POSTING OF HANDBILL NOTICE. Unpaid balance $125. Respondent defaulted (did not appear). | jz4z-kudi |
| 2023-11-29 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: ILLEGAL POSTING OF HANDBILL NOTICE. Unpaid balance $125. Respondent defaulted (did not appear). | jz4z-kudi |
| 2023-11-29 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: ILLEGAL POSTING OF HANDBILL NOTICE. Unpaid balance $125. Respondent defaulted (did not appear). | jz4z-kudi |
| 2023-11-29 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: ILLEGAL POSTING OF HANDBILL NOTICE. Unpaid balance $125. Respondent defaulted (did not appear). | jz4z-kudi |
| 2023-11-29 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: ILLEGAL POSTING OF HANDBILL NOTICE. Unpaid balance $125. Respondent defaulted (did not appear). | jz4z-kudi |
| 2022-08-10 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: ILLEGAL POSTING OF HANDBILL NOTICE. Unpaid balance $125. Respondent defaulted (did not appear). | jz4z-kudi |
| 2022-08-10 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: ILLEGAL POSTING OF HANDBILL NOTICE. Unpaid balance $125. Respondent defaulted (did not appear). | jz4z-kudi |
| 2022-08-10 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: ILLEGAL POSTING OF HANDBILL NOTICE. Unpaid balance $125. Respondent defaulted (did not appear). | jz4z-kudi |
| 2022-08-05 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: ILLEGAL POSTING OF HANDBILL NOTICE. Unpaid balance $125. Respondent defaulted (did not appear). | jz4z-kudi |
| 2022-08-05 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: ILLEGAL POSTING OF HANDBILL NOTICE. Unpaid balance $125. Respondent defaulted (did not appear). | jz4z-kudi |
| 2022-08-05 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: ILLEGAL POSTING OF HANDBILL NOTICE. Unpaid balance $125. Respondent defaulted (did not appear). | jz4z-kudi |
| 2022-08-05 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: ILLEGAL POSTING OF HANDBILL NOTICE. Unpaid balance $125. Respondent defaulted (did not appear). | jz4z-kudi |
| 2022-08-05 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: ILLEGAL POSTING OF HANDBILL NOTICE. Unpaid balance $125. Respondent defaulted (did not appear). | jz4z-kudi |
| 2013-03-07 | open (DOCKETED · DEFAULTED) | OATH ticket from Dos - Enforcement Agents: ILLEGAL PLACEMENT OF STICKERS OR DECALS ON PUBLIC OR PRIVATE PROPERTY. Unpaid balance $500. Respondent defaulted (did not appear). | jz4z-kudi |

Showing 20 of 25. Full list: https://nycpropertyfacts.com/api/v1/property/3032570034/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 |
|---|---|---|---|
| 2022-11-17 | closed (CLOSE) | HPD complaint (apt 3): Heat/Hot Water – Apartment Only. The Department of Housing Preservation and Development responded to a complaint of no heat or hot water and was advised by a tenant in the building that heat and hot water had been restored. If the c… | ygpa-z7cr |
| 2021-11-16 | closed (CLOSE) | HPD complaint (apt BLDG): Heat/Hot Water – Entire Building. The Department of Housing Preservation and Development inspected the following conditions. No violations were issued. The complaint has been closed. | ygpa-z7cr |
| 2021-11-06 | closed (CLOSE) | HPD complaint (apt BLDG): Heat/Hot Water – Entire Building. The Department of Housing Preservation and Development responded to a complaint of no heat or hot water and was advised by a tenant in the building that heat and hot water had been restored. If the c… | ygpa-z7cr |
| 2021-09-05 | closed (CLOSE) | HPD complaint (apt 2): Heat/Hot Water – Entire Building. More than one complaint was received for this building-wide condition. This complaint status is for the initial complaint.The Department of Housing Preservation and Development contacted an occupant … | ygpa-z7cr |
| 2021-09-05 | closed (CLOSE) | HPD complaint (apt BLDG): Heat/Hot Water – Entire Building. The Department of Housing Preservation and Development responded to a complaint of no heat or hot water and was advised by a tenant in the building that heat and hot water had been restored. If the c… | ygpa-z7cr |
| 2026-10-29 | open (Open) | 311 request to DSNY: Graffiti – Graffiti. | erm2-nwe9 |
| 2026-09-25 | closed (Closed) | 311 request to NYPD: Noise - Residential – Loud Music/Party. | erm2-nwe9 |
| 2026-09-24 | open (In Progress) | 311 request to DPR: Overgrown Tree/Branches – Hitting Building. | erm2-nwe9 |
| 2026-07-03 | closed (Closed) | 311 request to DEP: Water System – Fire Hydrant Emergency (FHE). | 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 AJR PROPERTIES INC. | 64uk-42ks |
| 1995-04-12 | recorded | Grantee (buyer) on the most recent deed (DEED, 1995-04-12). | 636b-3b5g |

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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/3032570034