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90 Knickerbocker Avenue, Bushwick (West), Brooklyn, NY 11237

BBL 3030080021 (Borough 3, Block 3008, Lot 21) · BIN 3426486, 3820361 · Last updated: · Bushwick (West) · ZIP 11237

Also recorded in city data as: 84 Knickerbocker Ave · 88 Knickerbocker Ave

Summary · as of November 9, 2026

90 Knickerbocker Avenue (Brooklyn, NY 11237; tax lot BBL 3030080021) is a property (building class Z9: miscellaneous (subtype Z9)), on a 1,955 sq ft lot zoned M1-1. City tax records list the owner as CANTOS, GUIDO. The Department of Finance's final market value for tax year 2027 is $94,450. As of November 9, 2026, NYC Open Data shows four active DOB violations (two BIS violations and two DOB NOW safety violations). There were nine 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.)

Owner of record
CANTOS, GUIDO
Building class
Z9 · Miscellaneous
Year built · units
— · 0 res.
Lot area · zoning
1,955 sq ft · M1-1
Market value (DOF)
$94,450 FY2027
Last priced deed
—
BBL
3030080021
BIN
3426486, 3820361

How to cite: NYC Property Facts, “90 Knickerbocker Avenue, Brooklyn, NY 11237 (BBL 3030080021)”, data as of 2026-11-09, https://nycpropertyfacts.com/ny/brooklyn/90-knickerbocker-avenue-3030080021. Source: NYC Open Data.

Lot & building

Basic facts about the tax lot and building from the city’s PLUTO database.

Owner (as listed by the city)
CANTOS, GUIDOThe 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
1
Lot size
1,955 sq ft (25 ft × 83.42 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 3030080021 (Borough 3, Block 3008, Lot 21) · BIN 3426486, 3820361BBL identifies the tax lot; BIN identifies each building (from DOB/HPD/footprint records).

Source: PLUTO (Dept. of City Planning) — city dataset updated 2026-08-24; last loaded 2026-11-09; Building Footprints — city dataset updated 2026-11-08; last loaded 2026-11-08

Tax assessment

How the Department of Finance values this lot for property tax.

Market value (tax year 2027, final roll)
$94,450The 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
$42,503The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$40,011Assessed value minus any exemptions.
Tax class
Tax class 4 – commercial / industrial
Tax yearRollMarket valueAssessed valueTax class
2027Final$94,450$42,5034
2026Final$91,700$41,2654
2025Final$89,000$40,0504

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; last loaded 2026-11-09

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.

DateTypePriceSeller (grantor)Buyer (grantee)Doc ID
2019-11-13DEED$0 / not statedCantos, Guido Sr.; Cantos, GuidoCantos, Guido Sr.; Cantos, Guido; Cantos, Marianna2019121801099001
2001-12-13DEED$0 / not stated
one deed covering 2 lots; price is for all of them
Palazzo, Giovanni; Cerrone, Umberto; Cerrone, RobertCantos, GuidoFT_3510007973051
2001-10-07DEED$0 / not stated
one deed covering 2 lots; price is for all of them
Ugr Construction CoincPalazzo, Giovanni; Cerrone, Robert; Cerrone, UmbertoFT_3400007973040
1994-12-28DEED$0 / not stated
one deed covering 2 lots; price is for all of them
Ugr ConstructionCerrone, Robert; Palazzo, Giovanni; Cerrone, UmbertoFT_3480004590848
1991-02-28DEED$0 / not stated
one deed covering 2 lots; price is for all of them
City Of New YorkU G R Constr.Co IncFT_3200001603820
1979-06-14DEED$0 / not stated
one deed covering 2251 lots; price is for all of them
Commissioner Of Finance Of The City Of New York; Commissioner Of Financeof The City Of New York; Dept Of Finance Of The City Of Ny; Finance Administration; Commissioner Of Finance Of The City Ofnew York; Commissoner Of Finance Of The City Of New York; Comm Of Finance Of The City Of New York; Finance Admiministration; Comm Of Finance Of The City Of Ny; Finance Admin; Commissioner Of Finance; Commissoiner Of Finance Of The City Of New York; Commissioner Finance Of The City Of Ny; Commissioner Of Finance Of The City New York; Commissioner Of Finance Of The City O Fnew York; Commissioner Of Finance Of The City Of NewyorkCity Of N Y; The City Of New York; The City Ofnew York; The City Of Ny; City Of Ny; The City Of New York; City NyBK_7930107900050

Source: ACRIS Real Property Master — city dataset updated 2026-10-08; last loaded 2026-11-09; ACRIS Real Property Legals — city dataset updated 2026-10-08; last loaded 2026-11-09; ACRIS Real Property Parties — city dataset updated 2026-10-08; last loaded 2026-11-09

DOB job filings 0 open of 1

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.

StatusJob #TypeFiledEst. cost
Not open
SIGNED OFF · 2021-06-08
340735388
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2020-06-13$4,000

Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-08; last loaded 2026-11-09; DOB Job Application Filings (BIS) — city dataset updated 2026-11-08; last loaded 2026-11-09

Work permits 1

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.

IssuedExpiresJob #WorkPermit status
2020-10-132021-04-07340735388
BIS
Equipment work / Other / general constructionISSUED (initial)

Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-11-09; last loaded 2026-11-09; DOB Permit Issuance (BIS) — city dataset updated 2026-11-07; last loaded 2026-11-07

DOB violations 2 active of 4

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). The active-DOB count in the summary also includes DOB NOW safety violations, listed in the next section.

StatusIssuedTypeDescriptionNumber
Active
V-DOB VIOLATION - ACTIVE
1993-08-16LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV081693LL629137108
Active
V-DOB VIOLATION - ACTIVE
1993-06-01LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV060193LL629126178
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2019-12-26AEUHAZ1-FAIL TO CERTIFY CLASS 1 NONEFAILURE TO CERTIFY CORRECTION ON IMMEDIATELY HAZARDOUS (CLASS 1) ECB VIOLATIONV*122619AEUHAZ100675
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
1994-06-01LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*060194LL629126179

Source: DOB Violations — city dataset updated 2026-11-09; last loaded 2026-11-09

DOB safety violations (DOB NOW) 2 active of 3

Safety violations DOB NOW publishes for devices such as boilers, elevators and gas piping (Local Law 152). Active means the published status is Active. Dismissed, cured, waived and successfully disputed violations are counted under “resolved or not active” and are not open items. Active ones are included in the summary’s active DOB violation total.

StatusIssuedTypeDeviceNumberRemarks
Active
Active
2026-01-08FTF-PL-PERGas Piping - LL152VIO-FTF-PL-PER-202412-0192010Cycle 2, Sub-cycle A (premises is in Community District 1)
Active
Active
1993-06-01LL6291Boiler060193LL629126178
1 resolved or not active
StatusIssuedTypeDeviceNumberRemarks
Not active
Dismissed
2019-12-26FTC-AEU-HAZAEUHAZ122619AEUHAZ100675

Source: DOB Safety Violations (DOB NOW) — city dataset updated 2026-11-09; last loaded 2026-11-09

ECB violations (DOB) 0 active of 3

DOB violations that go to a hearing at OATH (formerly the Environmental Control Board) and can carry fines. Active or Resolved follows the DOB violation status field. The hearing status is about the hearing and its penalty: written off means the city stopped collecting the fine, not that the condition was corrected. A balance due is a fine the city says is unpaid.

StatusIssuedSeverityWhat it was forPenalty / paid / balanceECB #
Resolved
Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED
2020-09-22CLASS - 1FAILURE TO COMPLY W/THE COMM'S ORDER CONTAINED IN SUMMONS/VIO#39010521H ISSUED ON 10/01/19 & TO FILE A CERT OF CORRECTION PURSUANT TO 28-201.1 & 1RCNY 102-01. REMEDY: COMPLY W/COMM'S ORDER &/OR FILE A CERT OF C$2,500 / $2,504 / $035519823J
Resolved
Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED
2019-10-01CLASS - 1NOTED STRUCTURAL WORK WITH 8' X 16' X 8' CONTAINER/MOBILE HOME ERECTED ON I-BEAMS AT 15 FT HEIGHT AT REAR OF LOT WITH ELECTRIC CONNECTED. BASE OF MOBILE HOME STEEL ROTTEN AND IN DISREPAIR., OBTAIN PERMIT; OBTA$1,250 / $1,250 / $039010521H
Resolved
Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED
2020-02-27CLASS - 1FAILURE TO COMPLY W/THE COMM'S ORDER CONTAINED IN SUMMONS/VIO#39010521H ISSUED ON 10/01/19 & TO FILE A CERT OF CORRECTION PURSUANT TO 28-201.1 & 1RCNY 102-01. REMEDY: COMPLY W/COMM'S ORDER &/OR FILE A CERT OF C$2,500 / $2,543 / $035517778K

Source: DOB ECB Violations — city dataset updated 2026-11-07; last loaded 2026-11-09

OATH tickets (all agencies) 0 unpaid of 4

Summonses heard at the Office of Administrative Trials and Hearings, from agencies like Sanitation, Buildings, Fire and Health, linked to this lot’s block and lot. 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.

StatusDateAgencyChargeRespondentImposed / paid / balanceTicket #
No balance due
PAID IN FULL · IN VIOLATION
2023-03-10Dep - Bureau Of Env. CompliancIDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 1ST OFFTHROOP AUTO REPAIR INC$350 / $350 / $0000769719L
No balance due
PAID IN FULL · IN VIOLATION
2020-09-22Dept. Of BuildingsUNLAWFUL ACTS.FAILURE TO COMPLY WITH AN ORDER OF THE COMMISSIONERGUIDO CANTOS$2,500 / $2,504 / $0035519823J
No balance due
PAID IN FULL · IN VIOLATION
2020-02-27Dept. Of BuildingsUNLAWFUL ACTS.FAILURE TO COMPLY WITH AN ORDER OF THE COMMISSIONERGUIDO CANTOS$2,500 / $2,543 / $0035517778K
No balance due
PAID IN FULL · IN VIOLATION
2019-10-01Dept. Of BuildingsWORK WITHOUT A PERMITGUIDO CANTOS$1,250 / $1,250 / $0039010521H

Source: OATH Hearings Division Case Status — city dataset updated 2026-11-09; last loaded 2026-11-09

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 — city dataset updated 2026-11-04; last loaded 2026-11-09; HPD Registration Contacts — city dataset updated 2026-11-04; last loaded 2026-11-09

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 — city dataset updated 2026-11-09; last loaded 2026-11-09

HPD complaints 0

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.

No records found in this dataset for this lot.

Source: HPD Housing Maintenance Code Complaints and Problems — city dataset updated 2026-11-09; last loaded 2026-11-09

311 requests (last 12 months) 9

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.

OpenedAgencyComplaintStatusClosed
2026-07-31NYPDAbandoned Vehicle – With License PlateClosed2026-07-31
2026-07-21NYPDIllegal Parking – License Plate ObscuredClosed2026-07-21
2026-02-21NYPDBlocked Driveway – No AccessClosed2026-02-21
2026-02-01DSNYSnow or Ice – SidewalkClosed2026-02-06
2026-01-29DSNYSnow or Ice – SidewalkClosed2026-02-06
2026-01-11NYPDBlocked Driveway – No AccessClosed2026-01-11
2026-01-11NYPDBlocked Driveway – No AccessClosed2026-01-11
2025-12-28DSNYSnow or Ice – SidewalkClosed2025-12-30
2025-11-15NYPDIllegal Parking – Posted Parking Sign ViolationClosed2025-11-16

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-09; last loaded 2026-11-09

Nearby properties

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

More in Bushwick (West): Open HPD violations · Active DOB violations · Active ECB violations · Open DOB jobs · Unpaid OATH tickets

Closest on Knickerbocker Ave

Same tax block (3008), closest first

All properties on Knickerbocker Ave, Brooklyn · Brooklyn 11237

Open-item counts as of November 9, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs