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710 Avenue U, Brooklyn, NY 11223

BBL 3071340003 (Borough 3, Block 7134, Lot 3) · BIN 3193085, 3410005 · Last updated:

Also recorded in city data as: 708 Ave U

Summary · as of October 31, 2026

710 Avenue U (Brooklyn, NY 11223; tax lot BBL 3071340003) is an office building (building class O2: office building (subtype O2)), built around 1931, on a 3,888 sq ft lot zoned R6A. City tax records list the owner as WEST FIRST RLTY CORP. The Department of Finance's final market value for tax year 2027 is $752,000. As of October 31, 2026, NYC Open Data shows one DOB job with a permit issued but no sign-off, two active DOB violations, one active ECB violation, one open HPD violation and one OATH ticket with an unpaid balance. 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
WEST FIRST RLTY CORP
Building class
O2 · Office building
Year built · units
1931 · 0 res.
Lot area · zoning
3,888 sq ft · R6A
Market value (DOF)
$752,000 FY2027
Last priced deed
—
BBL
3071340003
BIN
3193085, 3410005

How to cite: NYC Property Facts, “710 Avenue U, Brooklyn, NY 11223 (BBL 3071340003)”, data as of 2026-10-31, https://nycpropertyfacts.com/ny/brooklyn/710-avenue-u-3071340003. 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)
WEST FIRST RLTY CORPThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
O2 – Office building (subtype O2)The Department of Finance’s category for what kind of building this is.
Land use
Commercial & officeCity Planning’s broad category of how the lot is used.
Year built
1931Often an estimate for older buildings. Major alteration recorded: 1989.
Floors
2
Units
0 residential / 2 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
2
Lot size
3,888 sq ft (38.87 ft × 100 ft)
Building floor area
5,900 sq ft (incl. 5,900 sq ft commercial)
Zoning
R6A, C1-4, OPThe 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)
1.52 built / 3.00 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 3071340003 (Borough 3, Block 7134, Lot 3) · BIN 3193085, 3410005BBL 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 2026-11-04; 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)
$752,000The 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
$338,400The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$338,400Assessed value minus any exemptions.
Tax class
Tax class 4 – commercial / industrial
Tax yearRollMarket valueAssessed valueTax class
2027Final$752,000$338,4004
2026Final$740,000$333,0004
2025Final$881,000$396,4504

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-11-04

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
1984-05-30DEED$0 / not statedDel Ponte, Mary; Del Ponte, PasqualeWest First Realty CorpFT_3880001023088
1984-03-05DEED$0 / not statedIschia'S Bakery IncDel Ponte, Mary; Del Ponte, PasqualeFT_3870001023087
1967-10-26DEED$0 / not statedMaresca Salvatore; Maresca AssuntaIschias Bakery IncBK_6730056200484

Source: ACRIS Real Property Master — city dataset updated 2026-10-08; data as of 2026-11-04; ACRIS Real Property Legals — city dataset updated 2026-10-08; data as of 2026-11-04; ACRIS Real Property Parties — city dataset updated 2026-10-08; data as of 2026-11-04

DOB job filings 1 open of 4

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 Entire · 2026-10-15
B01475082-I1
DOB NOW
Alteration2026-10-15$7,000
Not open
PLAN EXAM - DISAPPROVED · 2019-07-31
321790228
BIS
A1 – Major alteration (changes use, egress or occupancy)2019-07-08$200,000
Not open
LOC Issued · 2020-12-28
B00023116-I1
DOB NOW
Alteration2018-03-15$4,485
Not open
PLAN EXAM - DISAPPROVED · 2017-11-02
321649123
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2017-10-31$58,000

Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-01; data as of 2026-11-04; DOB Job Application Filings (BIS) — city dataset updated 2026-10-30; data as of 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.

IssuedExpiresJob #WorkPermit status
2026-10-152027-01-13B01475082-I1
DOB NOW
Sidewalk Shed
PROPOSED INSTALLATION OF HEAVY DUTY SIDEWALK SHED AS PER PLANS. LIVE LOAD 300 LBS PER SQUARE FEET. SIDEWALK SHED SHALL COMPLY WITH CHAPTER #33 OF THE NYC BUILDI
Permit Issued
2018-03-232019-03-11B00023116-I1
DOB NOW
Sign
INSTALL NON-ILLUMINATED SIGN ON WALL (SINAYSKYA YUNIVER P.C.)
Signed-off

Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-11-02; data as of 2026-11-04; DOB Permit Issuance (BIS) — city dataset updated 2026-10-31; data as of 2026-10-31

DOB violations 2 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
Active
VW-VIOLATION WORK WITHOUT PERMIT - ACTIVE
1998-10-01C-CONSTRUCTION OTHER OPTIONALINSTALLED AN AIR-CONDITIONING UNITS ON THE ROOF (4-UNITS) IN USE AND OPERATION WITHOUT AN EQUIPMENT USE PERMITVW100198C15M02
Active
V-DOB VIOLATION - ACTIVE
1988-07-28C-CONSTRUCTION OTHER OPTIONALV072888C15X12
Resolved/dismissed
VPW*-VIOLATION UNSERVED ECB-WORK WITHOUT PERMIT-DISMISSED
2012-06-24C-CONSTRUCTION OTHER OPTIONALWORK W/OUT PERMITVPW*062412CERLP01

Source: DOB Violations — city dataset updated 2026-11-02; data as of 2026-11-04

ECB violations (DOB) 1 active of 2

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
2012-06-24CLASS - 1WORK AFTER HOURS W/O VARIANCE PERMIT CONTRARY TO 28-105.12.5. NOTED:UPON INSPECTION NB SITE UNDER PERMIT 310091174 ACTIVELY WORKING W/O VARIANCES THROUGHOUT SITE. REM:STOP ALL WORK OBTAIN AFTER HOURS VARIANCE.$0 / $0 / $034940365Y
Active
Hearing: STIPULATION/IN-VIO · Certification: NO COMPLIANCE RECORDED
1998-10-01Non-HazardousINSTALLED AN AIR CONDITIONING UNITS ON THE ROOF ( 4- UNITS) IN USE ANDOPERATION WITHOUT AN EQUIPMENT USE PERMIT.$200 / $200 / $034183914M

Source: DOB ECB Violations — city dataset updated 2026-10-31; data as of 2026-11-04

OATH tickets (all agencies) 1 unpaid of 10

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 #
Unpaid balance Default
DOCKETED · DEFAULTED
2024-01-07Sanitation OthersSTORAGE OF RECEPTACLES PLACED OUT PRIOR TO 6PMWEST FIRST RLTY CORP$300 / $0 / $300048206019N
No balance due
PAID IN FULL
2026-03-25Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREETWEST FIRST RLTY CORP$50 / $50 / $0049675453Y
No balance due
PAID IN FULL
2020-08-10Sanitation OthersIMPROPER RECEPTACLES 1ST OFFENSEWEST FIRST RLTY CORP$100 / $100 / $00210439388
No balance due
HEARING COMPLETED · IN VIOLATION
2014-07-08Fire Department Of NycPERMITSWEST FIRST RLTY CORP— / — / —011372722X
No balance due
HEARING COMPLETED · DISMISSED
2012-06-24Dept. Of BuildingsWORK AFTER HOURS W/O VARIANCE PERMIT CONTRARY TO 28-105.12.5JACK HARA— / — / —034940365Y
No balance due Default
PAID IN FULL · DEFAULTED
2007-03-18Sanitation OthersSNOW,ICE DIRT ON SIDEWALKSWEST FIRST RLTY CORP$130 / $100 / —0153780065
No balance due
PAID IN FULL · IN VIOLATION
2004-07-20$100 / $100 / —0143128509
No balance due
PAID IN FULL
2004-03-08$100 / $100 / —0141445756
No balance due
PAID IN FULL
2004-03-02$100 / $100 / —0141440384
No balance due
PAID IN FULL · IN VIOLATION
2004-02-10$250 / $250 / —0134189588

Source: OATH Hearings Division Case Status — city dataset updated 2026-11-02; data as of 2026-11-04

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; data as of 2026-11-04; HPD Registration Contacts — city dataset updated 2026-10-28; data as of 2026-11-04

HPD housing-code violations 1 open of 1

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.

StatusClassIssuedAptCondition
Open
Nov Sent Out · 2008-08-19
A2008-08-19§ 27-2013 ADMIN. CODE: PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT - CEILINGS AND WALLS, ALL STORIES PUBLIC HALL.

Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-11-02; data as of 2026-11-04

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 2026-11-02; data as of 2026-11-04

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
2026-05-26DPRDamaged Tree – Tree Leaning/UprootedClosed2026-06-10

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-04; data as of 2026-11-04

Nearby properties

On Ave U

Same tax block (7134)

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