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217 Avenue U, Brooklyn, NY 11223

BBL 3071010046 (Borough 3, Block 7101, Lot 46) · BIN 3191273 · Last updated:

Summary · as of October 31, 2026

217 Avenue U (Brooklyn, NY 11223; tax lot BBL 3071010046) is a 1-unit store building (building class K4: store building (subtype K4)), built around 1901, on a 1,800 sq ft lot zoned R5B. City tax records list the owner as CHEN, AIZHU; per ACRIS, a deed to this owner dated January 24, 2007 lists a price of $548,000. The Department of Finance's final market value for tax year 2027 is $343,000. As of October 31, 2026, NYC Open Data shows no open DOB jobs, active DOB/ECB violations, open HPD violations or unpaid OATH tickets for this lot. There was one 311 request 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
CHEN, AIZHU
Building class
K4 · Store building
Year built · units
1901 · 1 res.
Lot area · zoning
1,800 sq ft · R5B
Market value (DOF)
$343,000 FY2027
Last priced deed
$548,000 · 2007-01-24
BBL
3071010046
BIN
3191273

How to cite: NYC Property Facts, “217 Avenue U, Brooklyn, NY 11223 (BBL 3071010046)”, data as of 2026-10-31, https://nycpropertyfacts.com/ny/brooklyn/217-avenue-u-3071010046. 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)
CHEN, AIZHUThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
K4 – Store building (subtype K4)The Department of Finance’s category for what kind of building this is.
Land use
Mixed residential & commercialCity Planning’s broad category of how the lot is used.
Year built
1901Often an estimate for older buildings. Major alteration recorded: 2007.
Floors
2
Units
1 residential / 2 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
1,800 sq ft (18 ft × 100 ft)
Building floor area
2,484 sq ft (incl. 1,584 sq ft commercial)
Zoning
R5B, C2-3The zoning district sets what can be built and used here. Residential district; the overlay (C1/C2…) allows local retail on residential blocks.
Built vs. allowed density (FAR)
1.38 built / 1.50 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 3071010046 (Borough 3, Block 7101, Lot 46) · BIN 3191273BBL 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; data as of 2026-11-01; Building Footprints — city dataset updated 2026-10-25; data as of 2026-11-01

Tax assessment

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

Market value (tax year 2027, final roll)
$343,000The 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
$154,350The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$154,350Assessed value minus any exemptions.
Tax class
Tax class 4 – commercial / industrial
Tax yearRollMarket valueAssessed valueTax class
2027Final$343,000$154,3504
2026Final$357,000$160,6504
2025Final$376,000$169,2004

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-11-01

Sales & deed history 3

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
2007-10-16DEED$0 / not statedChen, AizhuChen, Aizhu; Chen, Wang Zu2007102200501001
2007-01-24DEED$548,000Dilorenzo, AntoninaChen, Aizhu2007020200535001
1994-08-20DEED$0 / not statedPetruso, Caterina/Dist; Dilorenzo, Michael/Dist; Dilorenzo, Joseph/Dist; Dilorenzo, Carmela/Dist Of; Dilorenzo, Antonina/DistDilorenzo, AntoninaFT_3480004432448

Source: ACRIS Real Property Master — city dataset updated 2026-10-08; data as of 2026-11-01; ACRIS Real Property Legals — city dataset updated 2026-10-08; data as of 2026-11-01; ACRIS Real Property Parties — city dataset updated 2026-10-08; data as of 2026-11-01

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 · 2008-01-29
302299162
BIS
A1 – Major alteration (changes use, egress or occupancy)2007-02-26$35,000

Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-10-31; data as of 2026-11-01; DOB Job Application Filings (BIS) — city dataset updated 2026-10-30; data as of 2026-10-31

Work permits 3

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
2007-07-302008-07-29302299162
BIS
Plumbing / PlumbingISSUED (initial)
2007-04-192007-12-31302299162
BIS
Construction equipment (scaffold, fence, shed) / Construction equipmentISSUED (initial)
2007-04-192008-01-18302299162
BIS
AlterationISSUED (initial)

Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-10-31; data as of 2026-11-01; DOB Permit Issuance (BIS) — city dataset updated 2026-10-31; data as of 2026-10-31

DOB violations 0 active of 3

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).

StatusIssuedTypeDescriptionNumber
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2013-08-14AEUHAZ1-FAIL TO CERTIFY CLASS 1 NONEFAILURE TO CERTIFY CORRECTION ON IMMEDIATELY HAZARDOUS (CLASS 1) ECB VIOLATIONV*081413AEUHAZ100176
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2013-08-14AEUHAZ1-FAIL TO CERTIFY CLASS 1 NONEFAILURE TO CERTIFY CORRECTION ON IMMEDIATELY HAZARDOUS (CLASS 1) ECB VIOLATIONV*081413AEUHAZ100175
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2007-04-28C-CONSTRUCTION OTHER OPTIONALFAILURE TO CARRY OUT PERMITTED WORK IN ACCORDANCE WITH APPLICABLE LAWS & REGULATIONS IN THAT ACTIVITES ARE ARE BEING PERFORMED OTHER THAN WEEKDAYS BETWEEN 7:00AM & 6:00PM WITHOUT A VARIANCE AS REQUIRED BY SEC 24-224 OF THE ADMINISTRATIVE CODE REMEDY:STOP ALL WORK,OBTAIN A VARIANCE OR WORK DESIGNATED HOURS ONLYV*042807C1101JL

Source: DOB Violations — city dataset updated 2026-10-31; data as of 2026-11-01

ECB violations (DOB) 0 active of 4

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: DISMISSED · Certification: N/A - DISMISSED
2013-05-22CLASS - 128-209.1 FAILURE TO COMPY W/COMMISSIONER VACATE ORDER:NOTE:VACATE #11612013 DUE TO CELLAR LEVEL ARRANGED AND OCCUPIED CONTRARY TO COFO#302299162.LEGAL USE STORAGE AT CELLAR.CELLAR NOW OCCUPIED AS SEWING SHOP W$0 / $0 / $035017257Y
Resolved
Hearing: DISMISSED · Certification: N/A - DISMISSED
2013-07-03CLASS - 1FAILURE TO COMPLY W/THE COMMISSIONER'S ORDER CONTAINED IN NOTICE OF VIOLATION #35017257Y ISSUED ON 5/22/13. CELLAR OCCUPIED AGAINST VACATE ORDER #11612013. REMEDY: COMPLY W/THE COMM'S ORDER.$0 / $0 / $035060583N
Resolved
Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED
2013-05-18CLASS - 1OCCUPANCY CONTRARY TO THAT ALLOWED BY THE COFO: NOTED COFO #302299162FISSUED 1-29-2008 INDICATES PREMISES TO BE A 2STORY STORE ON 1ST FLOOR,2ND FLR 1 PAT,CELLAR STORAGE.NOW CELLAR ARRANGED AND OCCUPIED AS A SEW$2,400 / $2,527 / $-4435015153K
Resolved
Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED
2013-07-03CLASS - 1FAILURE TO COMPLY W/THE COMMISSIONER'S ORDER CONTAINED IN NOTICE OF VIOLATION #35015153K ISSUED ON 5/18/13. CELLAR OCCUPIED AT TIME OF INSPECTION AS SEWING SHOP. REMEDY: COMPLY W/THE COMM'S ORDER.$800 / $831 / $-935060584P

Source: DOB ECB Violations — city dataset updated 2026-10-31; data as of 2026-11-01

OATH tickets (all agencies) 0 unpaid of 5

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
2013-07-03Dept. Of BuildingsUNLAWFUL ACTS.FAILURE TO COMPLY WITH AN ORDER OF THE COMMISSIONERCHEN AIZHU$800 / $831 / $-9035060584P
No balance due
HEARING COMPLETED · DISMISSED
2013-07-03Dept. Of BuildingsUNLAWFUL ACTS.FAILURE TO COMPLY WITH AN ORDER OF THE COMMISSIONERCHEN AIZHU— / — / —035060583N
No balance due
HEARING COMPLETED · DISMISSED
2013-05-22Dept. Of BuildingsMISCELLANEOUS VIOLATIONSCHEN— / — / —035017257Y
No balance due
PAID IN FULL · IN VIOLATION
2013-05-18Dept. Of BuildingsOCCUPANCY CONTRARY TO THAT ALLOWED BY C OF O OR BUILDING DEPT RECORDSCHEN$2,400 / $2,527 / $-44035015153K
No balance due
PAID IN FULL
2007-03-28$100 / $100 / —040540547J

Source: OATH Hearings Division Case Status — city dataset updated 2026-11-01; data as of 2026-11-01

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 2026-10-28; data as of 2026-11-01; HPD Registration Contacts — city dataset updated 2026-10-28; data as of 2026-11-01

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 2026-10-31; data as of 2026-11-01

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 2026-11-01; data as of 2026-11-01

311 requests (last 12 months) 1

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
2026-02-24DSNYSnow or Ice – Snow TrackingClosed2026-02-24

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-01; data as of 2026-11-01

Nearby properties

On Ave U

Same tax block (7101)

All properties on Ave U, Brooklyn · All of Brooklyn 11223 (Gravesend (East)-Homecrest)

Open-item counts as of October 31, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs