109 Knickerbocker Avenue, Brooklyn, NY 11237
BBL 3030140003 (Block 3014, Lot 3) · BIN 3070751, 3398633, 3400404, 3400403 · Last updated:
Also recorded in city data as: 94 Thames St
Summary
109 Knickerbocker Avenue (Brooklyn, NY 11237) is a property (building class Z9: miscellaneous (subtype Z9)), on a 10,700 sq ft lot zoned M1-1. City tax records list the owner as 1087 FLUSHING LLC.; per ACRIS, a deed to this owner dated January 12, 2005 lists a price of $150,000 in a deed covering 3 lots. The Department of Finance's final market value for tax year 2027 is $437,000. As of October 31, 2026, NYC Open Data shows one DOB job with a permit issued but no sign-off, one active DOB violation, 12 active ECB violations and two OATH tickets with an unpaid balance. There were 30 311 requests in the past 12 months and five HPD complaints since 2019.
At a glance
Lot & building
Basic facts about the tax lot and building from the city’s PLUTO database.
- Owner (as listed by the city)
- 1087 FLUSHING LLC.The owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
- Building class
- Z9 – Miscellaneous (subtype Z9)The Department of Finance’s category for what kind of building this is.
- Land use
- —City Planning’s broad category of how the lot is used.
- Year built
- —Often an estimate for older buildings.
- Floors
- —
- Units
- 0 residential / 0 totalResidential units are apartments; total includes stores and offices.
- Buildings on lot
- 4
- Lot size
- 10,700 sq ft (100 ft × 72.58 ft)
- Building floor area
- 0 sq ft
- Zoning
- M1-1The zoning district sets what can be built and used here. Manufacturing district.
- Built vs. allowed density (FAR)
- 0.00 built / 0.00 max residentialFloor Area Ratio = building floor area ÷ lot area. If built FAR is below the maximum, zoning may allow more floor area (other rules apply).
- Identifiers
- BBL 3030140003 (Borough 3, Block 3014, Lot 3) · BIN 3070751, 3398633, 3400404, 3400403BBL identifies the tax lot; BIN identifies each building (from DOB/HPD/footprint records).
Official lookups: DOB BIS · ZoLa (zoning map) · ACRIS
Source: PLUTO (Dept. of City Planning) — dataset updated 2026-08-24, fetched 2026-10-31; Building Footprints — dataset updated 2026-10-25, fetched 2026-10-31
Tax assessment
How the Department of Finance values this lot for property tax.
- Market value (tax year 2027, final roll)
- $437,000The Department of Finance’s estimate of value for tax purposes. It is not an appraisal and is often far from the sale price.
- Assessed value
- $196,650The portion of market value that taxes are calculated on (capped by law for small homes).
- Taxable value (final)
- $185,490Assessed value minus any exemptions.
- Tax class
- Tax class 4 – commercial / industrial
| Tax year | Roll | Market value | Assessed value | Tax class |
|---|---|---|---|---|
| 2027 | Final | $437,000 | $196,650 | 4 |
| 2026 | Final | $424,000 | $190,800 | 4 |
| 2025 | Final | $412,000 | $185,400 | 4 |
| 2024 | Final | $400,000 | $180,000 | 4 |
| 2023 | Final | $388,000 | $174,600 | 4 |
Source: DOF Property Valuation and Assessment Data — dataset updated 2026-09-14, fetched 2026-10-31
Sales & deed history 6
Deeds recorded with the City Register (ACRIS). A deed transfers ownership. A $0 or very low price usually means a transfer between related parties, an estate, or a refinance-related transfer, not a market sale. This is not a title search; mortgages, liens and other documents are not shown.
| Date | Type | Price | Seller (grantor) | Buyer (grantee) | Doc ID |
|---|---|---|---|---|---|
| 2005-01-12 | DEED | $150,000 one deed covering 3 lots; price is for all of them | 1087 Flushing Avenue Properties, Inc. | 1087 Flushing Llc. | 2005011301009001 |
| 1982-08-17 | DEED | $0 / not stated one deed covering 3581 lots; price is for all of them | Commissioner Financeny | New York City | FT_3250000923125 |
| 1979-06-11 | DEED | $0 / not stated one deed covering 3 lots; price is for all of them | Kamine Laurance Ref; Flushing Knickerbocker Rlty Corp Deft | 1087 Flushing Ave Properties Inc | BK_7930107800583 |
| 1977-07-19 | DEED | $0 / not stated one deed covering 3 lots; price is for all of them | Drespin Realty Co | Flushing Knickerbocker Realty Corp | BK_7730093201501 |
| 1973-03-26 | DEED | $0 / not stated one deed covering 3 lots; price is for all of them | Drespin Rlty Corp | Drespin Rlty Co | BK_7330062200721 |
| 1973-03-26 | DEED | $0 / not stated one deed covering 3 lots; price is for all of them | Drespin Rlty Co | Drespin Rlty Corp | BK_7330062200719 |
Source: ACRIS Real Property Master — dataset updated 2026-10-08, fetched 2026-10-31; ACRIS Real Property Legals — dataset updated 2026-10-08, fetched 2026-10-31; ACRIS Real Property Parties — dataset updated 2026-10-08, fetched 2026-10-31
DOB job filings 1 open of 2
A “job” is an application to the Department of Buildings to do construction work. A job marked Permitted, not signed off had a work permit issued but the city has no record of final sign-off (inspection/completion). Old jobs left in this state are common and appear in buyer and lender due diligence; the work may or may not have been done.
| Status | Job # | Type | Filed | Est. cost |
|---|---|---|---|---|
| Permitted, not signed off PERMIT ISSUED - ENTIRE JOB/WORK · 1990-10-03 | 300040792 BIS | DM – Demolition | 1990-10-03 | — |
| Not open PLAN EXAM - APPROVED · 2001-08-08 | 301222585 BIS | A2 – Alteration with multiple work types (no change to use/occupancy) | 2001-08-03 | $10,000 |
Source: DOB NOW: Build – Job Application Filings — dataset updated 2026-10-30, fetched 2026-10-31; DOB Job Application Filings (BIS) — dataset updated 2026-10-30, fetched 2026-10-31
Work permits 2
Individual permits issued under DOB jobs (one job can have several permits, e.g. plumbing and construction). Permit expiration alone does not mean the job was completed or signed off.
| Issued | Expires | Job # | Work | Permit status |
|---|---|---|---|---|
| 1990-10-03 | 1991-01-01 | 300040792 BIS | Construction equipment (scaffold, fence, shed) / Construction equipment | ISSUED (initial) |
| 1990-10-03 | 1991-01-01 | 300040792 BIS | Demolition | ISSUED (initial) |
Source: DOB NOW: Build – Approved Permits — dataset updated 2026-10-30, fetched 2026-10-31; DOB Permit Issuance (BIS) — dataset updated 2026-10-31, fetched 2026-10-31
DOB violations 1 active of 5
Violations issued by the Department of Buildings for building-code or zoning conditions. Active means DOB has not recorded the violation as resolved or dismissed. Many active DOB violations are old (e.g. elevator or boiler inspection paperwork).
| Status | Issued | Type | Description | Number |
|---|---|---|---|---|
| Active V-DOB VIOLATION - ACTIVE | 2000-02-07 | LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED | V020700LL629118945 | |
| Resolved/dismissed V*-DOB VIOLATION - DISMISSED | 2011-12-13 | LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED | VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2010 INSPECTION REPORT | V*121311LBLVIO17175 |
| Resolved/dismissed V*-DOB VIOLATION - DISMISSED | 2009-12-31 | LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED | V*123109LBLVIO20037 | |
| Resolved/dismissed V*-DOB VIOLATION - DISMISSED | 2009-01-01 | LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED | V*010109LL629115676 | |
| Resolved/dismissed V*-DOB VIOLATION - DISMISSED | 2008-01-03 | LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED | V*010308LL629115646 |
Source: DOB Violations — dataset updated 2026-10-31, fetched 2026-10-31
ECB violations (DOB) 12 active of 13
DOB violations that go to a hearing at OATH (formerly the Environmental Control Board) and can carry fines. Active means the condition has not been certified as corrected and/or the case is not resolved. A balance due is a fine the city says is unpaid.
| Status | Issued | Severity | What it was for | Penalty / paid / balance | ECB # |
|---|---|---|---|---|---|
| Active IN VIOLATION · NO COMPLIANCE RECORDED | 2003-06-25 | Hazardous | FAILURE TO PROVIDE AT LEAST TWO MEANS OF EGRESS FROM ROOM OR SPACE WHERE REQUIRED.NOTED FIRST FLOOR LEVEL OF WORKING FACTORY BUILDING HAS ONE EXIT DOOR INOPERABLE WITH DEVICES SHUTTING IT WITH MANY OBSTACLES.2 | $480 / $480 / $0 | 34400441J |
| Active IN VIOLATION · NO COMPLIANCE RECORDED | 2003-06-25 | Non-Hazardous | USE OF ILLEGAL HARDWARE.NOTED:BULK HEAD DOOR EXITING ONTO ROOF IS WIRED SHUT,PREVENTING EASY ACCESS ONTO ROOF AND CREATING A FIRE HAZARD.REMEDY:REMOVE ILLEGAL HARDWARE IMMEDIATELY. | $350 / $350 / $0 | 34400443N |
| Active IN VIOLATION · NO COMPLIANCE RECORDED | 2003-06-25 | Non-Hazardous | USE OF PROHIBITED DOOR.NOTED:BULK HEAD DOOR TO ROOF IS MADE WITH COMBUSTABLE WOODEN SURFACE.FIRST FLOOR ENTANCE HAS STEL ROLL DOWN GATE.REQUIRED EXIT DOORS ARE FIRE PROOF SELF CLOSING DOORS WHICH OPEN IN DIRECT | $350 / $350 / $0 | 34400444P |
| Active IN VIOLATION · NO COMPLIANCE RECORDED | 2003-06-25 | Non-Hazardous | WORK WITHOUT A PERMIT.(100% OF WORK COMPLETED)NOTED:CONSTRUCTION OF STEEL STUD& SHEET ROCK DEMISING(FLOOR TO CEILING)WALL APPROX.100FT IN LENGTH ON 2ND FLOOR.BLOCKING UP OPENING IN EXTERIOR WALL OF BLDG;FACADE | $500 / $500 / $0 | 34400445R |
| Active IN VIOLATION · NO COMPLIANCE RECORDED | 2003-06-25 | Non-Hazardous | EXIT DOOR SWINGS AGAINST THE FLOW OF EGRESS. NOTED: ENTRANCE DOOR AT FIRST (GROUND LEVEL) FLOOR ENTRANCE ON THAMES ST. SIDE OF BUILDING SWINGS INWARD INTO BLDG. AND AGAINST FLOW OF EGRESS, CREATING A HAZARDOUS | $350 / $350 / $0 | 34400446Z |
| Active IN VIOLATION · NO COMPLIANCE RECORDED | 2003-06-25 | Non-Hazardous | EXIT LIGHTING DEFECTIVE/FAILS TO MEET BUILDING CODE STANDARS.NOTED:LIGHTING AT EXITS,STAIRWELL,ELEVATOR,ARE MISSING,INOPERABLE,MISSING BULBS& DEFECTIVE(STAIR SIGN & FLOOR SIGNAGE MISSING)LOCATION:VARIOUS WITHIN | $350 / $350 / $0 | 34400447K |
| Active IN VIOLATION · NO COMPLIANCE RECORDED | 2003-06-25 | Hazardous | FAILURE TO AMINTAN BUILDING.NOTED:CRACKS IN WALLS OF STAIRWELLS,IN BULK HEAD CEILING,DISLODGING MASONARY ON TO STAIR.METAL STEP PAN IN PUBLIC STAIRWELL ENTIRELY RUSTED THROUGH LEAVING CONCRETE TREAD WITHOUT ADE | $800 / $800 / $0 | 34400448M |
| Active WRITTEN OFF · NO COMPLIANCE RECORDED | 2002-05-28 | Non-Hazardous | EXIT DOOR SWINGS AGAINST FLOW OF EGRESS. NOTED 2 PUBLIC STAIRWELL IN FACTORY BLDG EMPLOYING MORE THAN 100 PERSONS TERMINATES AT STREET LEVEL DOORS WHICH OPEN INWARD AGAINST FLOOR OF EGRESS. LOCATION THAMES ST F | $350 / $0 / $0 | 34295500Z |
| Active WRITTEN OFF · NO COMPLIANCE RECORDED | 2002-05-28 | Non-Hazardous | EXIT LIGHT DEFECTIVE / FAILS TO MEET BUILDING CODE STANDARDS. NOTED : ALL THREE PUBLIC STAIR WELLS IN FACTORY BLDG. HAVE MISSING OR DEFECTIVE LIGHTING, CREATING A HAZARDOUS CONDITION DURING NOGHT TIME & / OR E | $2,500 / $0 / $0 | 34295526R |
| Active WRITTEN OFF · NO COMPLIANCE RECORDED | 2002-04-01 | Hazardous | FAILURE TO MAINTIAN EXTERIOR BUILDING WALL. NOTED : DISLODGED, SEPARATING, MISSING, BROKEN BRICK WORK; HAVING METAL MESH; BROKEN METAL CHIMNEY LOCATION : VARIOUS PLACES IN WEST ELEVATION. BROKEN WINDOWS AT ELEA | $800 / $0 / $0 | 34295465M |
| Active WRITTEN OFF | 2001-07-18 | Hazardous | FAILURE TO MAINTAIN EXTERIOR BUILDING WALL HAZARDOUS. DEFECT IS: CRACRED LOOSE. DEFECTICE AND MISSING MASONAY BVICUWORN ON 2 AND 3 FLOORS IN VARIOUS AREAS OF WEST EXTERIOR WALL. REMEDY: REPAIR MASONAY BRICK WOR | $2,500 / $0 / $0 | 34291076K |
| Active WRITTEN OFF | 1997-04-29 | Hazardous | 73X75U 73-REPAIR ENTIRE DIVICE ASPER NOTICE OF DEFECT | $1,000 / $0 / $0 | 38059488X |
| Resolved WRITTEN OFF · CERTIFICATE ACCEPTED | 1990-10-25 | Non-Hazardous | FAILURE TO POST A DEPT. OF TRANSPORTATION PERMIT FOR A TEMPORARY SIDEWALK CLOSING. A TEMPORARY FENCE HAS BEEN ERECTED ON SIDEWALK IN LIEU OF A SIDEWALK SHED, CLOSING THE SIDEWALK AT THE PERIMETER OF A DEMOLITIO | $345 / $0 / $0 | 34043820R |
Source: DOB ECB Violations — dataset updated 2026-10-31, fetched 2026-10-31
OATH tickets (all agencies) 2 unpaid of 70
Summonses heard at the Office of Administrative Trials and Hearings, from agencies like Sanitation, Buildings, Fire and Health, linked to this lot’s address. Default means the respondent did not appear at the hearing, which typically results in the maximum penalty. Tickets may be issued to tenants or businesses at the address, not just the owner. DOB ECB tickets appear here too.
| Status | Date | Agency | Charge | Respondent | Imposed / paid / balance | Ticket # |
|---|---|---|---|---|---|---|
| Unpaid balance Default DOCKETED · DEFAULTED | 2022-03-08 | Fire Department Of Nyc | PERMITS | JGL IRON WORKS,INC | $1,000 / $0 / $1,000 | 011780470L |
| Unpaid balance Default DOCKETED · DEFAULTED | 2022-03-08 | Fire Department Of Nyc | AFFIDAVITS, DESIGN INSTALLATION DOCUMENTS, AND OTHER DOCUMENTATION | JGL IRON WORKS,INC | $5,000 / $0 / $5,000 | 011780480P |
| Hearing pending Default RESCHEDULED · DEFAULTED | 2026-04-24 | Fire Department Of Nyc | CERTIFICATES OF FITNESS AND CERTIFICATES OF QUALIFICATION | 1087 FLUSHING LLC | $1,000 / $1,000 / $0 | 014245060N |
| No balance due Default PAID IN FULL · DEFAULTED | 2026-04-24 | Fire Department Of Nyc | CERTIFICATES OF FITNESS AND CERTIFICATES OF QUALIFICATION | 1087 FLUSHING LLC | $1,000 / $1,000 / $0 | 014245070R |
| No balance due Default PAID IN FULL · DEFAULTED | 2026-04-24 | Fire Department Of Nyc | CERTIFICATES OF FITNESS AND CERTIFICATES OF QUALIFICATION | 1087 FLUSHING LLC | $1,000 / $1,000 / $0 | 014245074Y |
| No balance due Default PAID IN FULL · DEFAULTED | 2026-04-24 | Fire Department Of Nyc | CERTIFICATES OF FITNESS AND CERTIFICATES OF QUALIFICATION | 1087 FLUSHING LLC | $1,000 / $1,000 / $0 | 014245081M |
| No balance due Default PAID IN FULL · DEFAULTED | 2023-09-27 | Sanitation Piu | DISABLED VEHICLE | ORTIZ BUENO | $130 / $130 / $0 | 047254950R |
| No balance due HEARING COMPLETED · IN VIOLATION | 2022-03-08 | Fire Department Of Nyc | CERTIFICATES OF FITNESS AND CERTIFICATES OF QUALIFICATION | JGL IRON WORKS,INC | $0 / $0 / $0 | 011780467K |
| No balance due HEARING COMPLETED · DISMISSED | 2021-05-28 | Fire Department Of Nyc | ELECTRICAL HAZARDS | BUSHWICK PAINTS HARDWARE | $0 / $0 / $0 | 011714622X |
| No balance due HEARING COMPLETED · DISMISSED | 2021-05-28 | Fire Department Of Nyc | AFFIDAVITS, DESIGN INSTALLATION DOCUMENTS, AND OTHER DOCUMENTATION | UNITED WELDING CORP | $0 / $0 / $0 | 011714623H |
| No balance due Default PAID IN FULL · DEFAULTED | 2021-05-28 | Fire Department Of Nyc | AFFIDAVITS, DESIGN INSTALLATION DOCUMENTS, AND OTHER DOCUMENTATION | ROCKY IRON WORKS | $1,000 / $1,000 / $0 | 011714625L |
| No balance due PAID IN FULL · IN VIOLATION | 2021-05-28 | Fire Department Of Nyc | AFFIDAVITS, DESIGN INSTALLATION DOCUMENTS, AND OTHER DOCUMENTATION | RAILING INTERIOR DECORATIONS | $600 / $601 / $0 | 011714627P |
Showing 12 of 70 records. See the source dataset for the full list.
Source: OATH Hearings Division Case Status — dataset updated 2026-10-31, fetched 2026-10-31
HPD registration & contacts
Owners of most rental buildings must register with the Department of Housing Preservation and Development each year and list an owner and managing agent.
No HPD registration found. Registration is required for buildings with 3 or more apartments (and for 1–2 family homes where neither the owner nor family lives there).
Source: HPD Multiple Dwelling Registrations — dataset updated 2026-10-28, fetched 2026-10-31; HPD Registration Contacts — dataset updated 2026-10-28, fetched 2026-10-31
HPD housing-code violations 0 open of 0
Violations HPD inspectors issued for conditions in residential buildings (heat, leaks, mold, pests, lead paint, etc.). Class letters show how serious: Class A – non-hazardous (HPD gives 90 days to correct); Class B – hazardous (30 days to correct); Class C – immediately hazardous (24 hours to correct for most conditions); Class I – information / order (e.g. orders to register, lead or other administrative orders). Open means HPD has not recorded the condition as corrected.
No records found in this dataset for this lot.
Source: HPD Housing Maintenance Code Violations — dataset updated 2026-10-31, fetched 2026-10-31
HPD complaints 5
Complaints tenants or others made to HPD (usually via 311) about housing conditions, from 2019 onward. A complaint is not a violation; HPD may inspect and issue one.
| Received | Status | Apt | Problem(s) | Outcome |
|---|---|---|---|---|
| 2026-03-24 | CLOSE | 224226 | Heat/Hot Water – Apartment Only | HPD called the telephone number on file for this complaint. Someone at that number indicated that the condition was corrected. The complaint has been closed. Please submit a new service request with |
| 2026-03-22 | CLOSE | 226 | Heat/Hot Water – Apartment Only | HPD called the telephone number on file for this complaint. Someone at that number indicated that the condition was corrected. The complaint has been closed. Please submit a new service request with |
| 2025-06-17 | CLOSE | 202 | Safety – Window Guard Broken/Missing | HPD attempted to conduct an inspection in response to this complaint, but was unable to complete the inspection. Please submit a new service request with 311 if the condition still exists. For more in |
| 2015-12-18 | CLOSE | 3R | Water Leak – Heavy Flow | The Department of Housing Preservation and Development was not able to gain access to inspect the following conditions. The complaint has been closed. If the condition still exists, please file a new |
| 2007-02-28 | CLOSE | 311 | Plumbing – Sprinkler | The Department of Housing Preservation and Development was not able to gain access to inspect the following conditions. The complaint has been closed. If the condition still exists, please file a new |
Source: HPD Housing Maintenance Code Complaints and Problems — dataset updated 2026-10-31, fetched 2026-10-31
311 requests (last 12 months) 30
Recent 311 service requests the city geocoded to this lot: noise, illegal parking, heat, sanitation and more. Anyone can file them, so they describe activity at or near the address, not necessarily the building itself.
| Opened | Agency | Complaint | Status | Closed |
|---|---|---|---|---|
| 2026-09-09 | DEP | Hazardous Material – Chemical Odor | Closed | 2026-10-22 |
| 2026-04-04 | NYPD | Noise - Commercial – Loud Music/Party | Closed | 2026-04-05 |
| 2026-04-04 | NYPD | Noise - Residential – Loud Music/Party | Closed | 2026-04-04 |
| 2026-03-24 | HPD | HEAT/HOT WATER – APARTMENT ONLY | Closed | 2026-03-25 |
| 2026-03-23 | DEP | Water System – No Water (WNW) | Closed | 2026-04-29 |
| 2026-03-23 | DOB | Plumbing – Plumbing-Defective/Leaking/Not Maintained | Closed | 2026-05-07 |
| 2026-03-22 | HPD | HEAT/HOT WATER – APARTMENT ONLY | Closed | 2026-03-23 |
| 2026-03-22 | NYPD | Drinking – Underage - Licensed Est | Closed | 2026-03-22 |
| 2026-03-22 | DOB | Building/Use – No Certificate Of Occupancy/Illegal/Contrary To CO | Assigned | 2026-06-30 |
| 2026-03-16 | DOB | Electrical – Electrical Wiring Defective/Exposed | Closed | 2026-03-24 |
Showing 10 of 30 records. See the source dataset for the full list.
Source: 311 Service Requests from 2020 to Present — dataset updated 2026-10-31, fetched 2026-10-31
Nearby properties
On Knickerbocker Ave
- 97 Knickerbocker Avenue (two open items)
- 100 Knickerbocker Avenue (five open items)
- 105 Knickerbocker Avenue (four open items)
- 107 Knickerbocker Avenue
- 146 Knickerbocker Avenue (one open item)
- 148 Knickerbocker Avenue (five open items)
- 150 Knickerbocker Avenue (29 open items)
- 152 Knickerbocker Avenue (32 open items)
Same tax block (3014)
- 1083 Flushing Avenue (22 open items)
All properties on Knickerbocker Ave · All of 11237 (Bushwick)
Data as of October 31, 2026 (cached NYC Open Data; each section shows its own dataset date). Machine-readable: /api/property/3030140003.json