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210 Avenue U, Brooklyn, NY 11223

BBL 3071220003 (Borough 3, Block 7122, Lot 3) · BIN 3192580 · Last updated:

Also recorded in city data as: 21001 Ave U

Summary · as of October 31, 2026

210 Avenue U (Brooklyn, NY 11223; tax lot BBL 3071220003) 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 2,000 sq ft lot zoned R5. City tax records list the owner as SANFRA REALTY CORP.. The Department of Finance's final market value for tax year 2027 is $1,247,000. As of October 31, 2026, NYC Open Data shows one DOB job with a permit issued but no sign-off and three active DOB violations. There were four 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
SANFRA REALTY CORP.
Building class
S2 · Mixed-use: two-family home with one store or office
Year built · units
1931 · 2 res.
Lot area · zoning
2,000 sq ft · R5
Market value (DOF)
$1,247,000 FY2027
Last priced deed
—
BBL
3071220003
BIN
3192580

How to cite: NYC Property Facts, “210 Avenue U, Brooklyn, NY 11223 (BBL 3071220003)”, data as of 2026-10-31, https://nycpropertyfacts.com/ny/brooklyn/210-avenue-u-3071220003. 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)
SANFRA REALTY CORP.The owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
S2 – Mixed-use: two-family home with one store or officeThe 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
1931Often an estimate for older buildings.
Floors
2
Units
2 residential / 3 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
2,000 sq ft (20 ft × 100 ft)
Building floor area
2,680 sq ft (incl. 670 sq ft commercial)
Zoning
R5, C1-3The 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)
1.34 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 3071220003 (Borough 3, Block 7122, Lot 3) · BIN 3192580BBL 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 2026-10-31; Building Footprints — city dataset updated 2026-10-25; data as of 2026-10-31

Tax assessment

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

Market value (tax year 2027, final roll)
$1,247,000The 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
$74,820The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$39,088Assessed value minus any exemptions.
Tax class
Tax class 1 – 1–3 family homes (and some small mixed-use / vacant lots)
Tax yearRollMarket valueAssessed valueTax class
2027Final$1,247,000$74,8201
2026Final$1,192,000$71,5201
2025Final$1,245,000$74,7001

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-10-31

Sales & deed history 4

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
2006-09-11DEED$0 / not statedSanfratello, JosephSanfra Realty Corp.2006092101251001
2006-04-06DEED$0 / not statedPennetti, Alfonso; Castelli, Pietro; Pennetti, RitaSanfratello, Joseph2006041901020001
1984-01-10DEED$0 / not statedInzerillo, Salvatore; Davi, FrancescoPennetti, Alfonso; Pennetti, Rita; Castelli, Francesca; Castelli, PietroFT_3210001000921
1979-10-11DEED$0 / not statedDesarle Lena; Diteresi Joseph; Diteresi Lena Sole Heirs; Diteresi Vincenza; Diteresi GeorgioInzerillo Salvatore; Davi FrancescoBK_7930110900636

Source: ACRIS Real Property Master — city dataset updated 2026-10-08; data as of 2026-10-31; ACRIS Real Property Legals — city dataset updated 2026-10-08; data as of 2026-10-31; ACRIS Real Property Parties — city dataset updated 2026-10-08; data as of 2026-10-31

DOB job filings 1 open of 6

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
Permitted, not signed off
PERMIT ISSUED - ENTIRE JOB/WORK · 1995-03-03
300421719
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)1995-02-28$1
Not open
Approved · 2023-12-19
B00950320-P1
DOB NOW
Alteration2023-12-18$36,000
Not open
LOC Issued · 2023-12-27
B00950320-I1
DOB NOW
Alteration2023-11-07$36,000
Not open
SIGNED OFF · 2007-04-23
302321976
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2007-03-29$30,000
Not open
SIGNED OFF · 2007-09-13
302251499
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2006-10-26$45,000
Not open
SIGNED OFF · 2007-10-31
302186774
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2006-07-10$60,000

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

Work permits 8

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
2023-11-222024-03-31B00950320-I1
DOB NOW
Mechanical Systems
Application filed for mechanical work. No change to use, egress, or occupancy.
Signed-off
2007-04-042007-05-11302321976
BIS
Equipment work / BoilerISSUED (initial)
2006-12-182007-03-21302251499
BIS
Equipment work / Mechanical/HVACISSUED (initial)
2006-07-262007-07-26302186774
BIS
Plumbing / PlumbingISSUED (initial)
2006-07-142007-03-15302186774
BIS
Equipment work / Other / general constructionISSUED (initial)
2006-07-142006-12-31302186774
BIS
Construction equipment (scaffold, fence, shed) / Construction equipmentISSUED (initial)
2006-07-142007-03-15302186774
BIS
Equipment work / Other / general constructionISSUED (initial)
1995-03-031996-03-03300421719
BIS
Equipment work / Other / general constructionISSUED (initial)

Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-10-30; data as of 2026-10-31; DOB Permit Issuance (BIS) — city dataset updated 2026-10-31; data as of 2026-10-31

DOB violations 3 active of 9

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
Active
V-DOB VIOLATION - ACTIVE
2007-01-19LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV011907LL629113564
Active
V-DOB VIOLATION - ACTIVE
1993-08-16LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV081693LL629125495
Active
V-DOB VIOLATION - ACTIVE
1993-08-16LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV081693LL629125494
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2003-03-19LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*031903LL629123472
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
1997-09-16LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*091697LL6291247522
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
1997-02-10LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*021097LL629130898
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
1995-08-29LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*082995LL629127370
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
1994-06-01LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*060194LL629109419
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
1993-06-01LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*060193LL629109418

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

ECB violations (DOB) 0 active of 0

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.

No records found in this dataset for this lot.

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

OATH tickets (all agencies) 0 unpaid of 6

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
2025-04-15Sanitation OthersIMPROPER RECEPTACLE NON-RESIDENTIAL 1STRXMK CORP$50 / $50 / $0049120969X
No balance due
HEARING COMPLETED · DISMISSED
2025-01-27Sanitation OthersIMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1STSANFRA REALTY CORP$0 / $0 / $0048900649H
No balance due Default
PAID IN FULL · DEFAULTED
2023-06-13Sanitation OthersSTORAGE OF RECEPTACLES COM PLACED OUT PRIOR TO 8PM W O A RECEPTACLEWESTSIDE PHARMACY$80 / $80 / $0047877149M
No balance due
PAID IN FULL
2016-11-18Dos - Enforcement AgentsSTORAGE OF RECEPTACLESSANFRA REALTY CORP$100 / $100 / —044521402K
No balance due
HEARING COMPLETED · IN VIOLATION
2007-08-17Fire Department Of NycFAIL TO PROVIDE REQUIRED AFFIDAVIT PLANSSANFRA REALTY CORP— / — / —010965317J
No balance due
PAID IN FULL · STIPULATED
2006-05-05Asbestos Control ProgramFAILED TO FILE ASBESTOS INSPECTION REPORT 7 DAYS BEFORE WORK STARTSSANFRATELLO$5,700 / $5,700 / $0050038877L

Source: OATH Hearings Division Case Status — city dataset updated 2026-10-31; data as of 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 — city dataset updated 2026-10-28; data as of 2026-10-31; HPD Registration Contacts — city dataset updated 2026-10-28; data as of 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 — city dataset updated 2026-10-31; data as of 2026-10-31

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

311 requests (last 12 months) 4

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
2026-09-28DEPSewer Maintenance – BackupClosed2026-09-28
2026-08-16NYPDNoise - Residential – Loud Music/PartyClosed2026-08-16
2026-08-16NYPDNoise - Residential – Loud Music/PartyClosed2026-08-16
2026-02-14DOTStreet Condition – PotholeClosed2026-02-15

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-10-31; data as of 2026-10-31

Nearby properties

On Ave U

Same tax block (7122)

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