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1723 Cornelia Street, Queens, NY 11385

BBL 4034610046 (Borough 4, Block 3461, Lot 46) · BIN 4082748 · Last updated:

Summary · as of October 31, 2026

1723 Cornelia Street (Queens, NY 11385; tax lot BBL 4034610046) is a 6-unit walk-up apartment building (building class C2: walk-up apartments, five or six families), built around 1930, on a 2,742 sq ft lot zoned C4-3A. City tax records list the owner as 1723 PROPERTY LLC. The Department of Finance's final market value for tax year 2027 is $1,223,000. As of October 31, 2026, NYC Open Data shows one active DOB violation, 36 open HPD violations and four OATH tickets with an unpaid balance. There were five 311 requests in the past 12 months and seven HPD complaints since 2019. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

Owner of record
1723 PROPERTY LLC
Building class
C2 · Walk-up apartments, five or six families
Year built · units
1930 · 6 res.
Lot area · zoning
2,742 sq ft · C4-3A
Market value (DOF)
$1,223,000 FY2027
Last priced deed
—
BBL
4034610046
BIN
4082748

How to cite: NYC Property Facts, “1723 Cornelia Street, Queens, NY 11385 (BBL 4034610046)”, data as of 2026-10-31, https://nycpropertyfacts.com/ny/queens/1723-cornelia-street-4034610046. 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)
1723 PROPERTY LLCThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
C2 – Walk-up apartments, five or six familiesThe Department of Finance’s category for what kind of building this is.
Land use
Multi-family walk-up buildingsCity Planning’s broad category of how the lot is used.
Year built
1930Often an estimate for older buildings.
Floors
3
Units
6 residential / 6 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
2,742 sq ft (27.42 ft × 100 ft)
Building floor area
5,600 sq ft
Zoning
C4-3A, R6BThe zoning district sets what can be built and used here. Commercial district.
Built vs. allowed density (FAR)
2.04 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 4034610046 (Borough 4, Block 3461, Lot 46) · BIN 4082748BBL 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 2026-11-02; 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)
$1,223,000The 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
$550,350The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$157,196Assessed value minus any exemptions.
Tax class
Tax class 2A – residential rental, 4–6 units
Tax yearRollMarket valueAssessed valueTax class
2027Final$1,223,000$550,3502A
2026Final$1,056,000$475,2002A
2025Final$940,000$423,0002A

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-11-02

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
2008-04-18DEED$0 / not statedNguyen, Ton Niet; Nguyen, Hue Thi1723 Property Llc2008050600046001
1998-01-23DEED$0 / not statedNguyen, Tuan; Pham, Diem PhucNguyen, Hue Thi; Nguyen, Ton NietFT_4710007064771
1995-04-03DEED$0 / not statedKofler, WilhelmineNguyen, Tuan; Pham, Diem PhucFT_4660004682466

Source: ACRIS Real Property Master — city dataset updated 2026-10-08; data as of 2026-11-02; ACRIS Real Property Legals — city dataset updated 2026-10-08; data as of 2026-11-02; ACRIS Real Property Parties — city dataset updated 2026-10-08; data as of 2026-11-02

DOB job filings 0 open of 0

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.

No records found in this dataset for this lot.

Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-01; data as of 2026-11-02; DOB Job Application Filings (BIS) — city dataset updated 2026-10-30; data as of 2026-10-31

Work permits 0

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.

No records found in this dataset for this lot.

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

DOB violations 1 active of 2

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
1997-02-10LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV021097LL629135846
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2018-04-06LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2016 INSPECTION REPORTV*040618LBLVIO18253

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

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 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.

No records found in this dataset for this lot.

Source: DOB ECB Violations — city dataset updated 2026-10-31; data as of 2026-11-02

OATH tickets (all agencies) 4 unpaid of 21

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
HEARING COMPLETED · IN VIOLATION
2024-11-07Pcs - DohmhFAIL TO ELIMINATE RODENT INFESTATION SHOWN BY ACTIVE RODENT SIGNS 1STC O TON NGUYEN$300 / $0 / $3000803255669
Unpaid balance
HEARING COMPLETED · IN VIOLATION
2024-11-07Pcs - DohmhFAIL TO ELIMINATE CONDITIONS CONDUCIVE TO RODENT-DEBRIS,VEGETATION 1STC O TON NGUYEN$300 / $0 / $3000803255650
Unpaid balance
HEARING COMPLETED · IN VIOLATION
2024-11-07Pcs - DohmhNUISANCE CREATED, COMMITTED, MAINTAINED OR ALLOWED TO EXISTC O TON NGUYEN$1,000 / $0 / $1,0000803255678
Unpaid balance
DOCKETED · IN VIOLATION
2024-07-01Fire Department Of NycGENERAL MAINTENANCEOWNER OF 1723 CORNELIA STREETT$750 / $0 / $750011817126Z
No balance due
PAID IN FULL
2026-09-09Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREET1723 PROPERTY LLC$50 / $50 / $0049937083N
No balance due
PAID IN FULL
2024-12-19Dos - Enforcement AgentsNON-RECYC LEFT IN RECYC CONTAINER FOR COLLECTION 1TO8 DWELLING UNITS1723 PROPERTY LLC$25 / $50 / $-25048794437J
No balance due
PAID IN FULL
2024-11-14Dos - Enforcement AgentsNON-RECYC LEFT IN RECYC CONTAINER FOR COLLECTION 1TO8 DWELLING UNITS1723 PROPERTY LLC$25 / $25 / $0048716639Y
No balance due
PAID IN FULL
2023-05-09Sanitation RecyclingSPILLAGE FROM A RECEPTACLE 1ST OFFENSE1723 PROPERTY LLC$50 / $100 / $-50047799809H
No balance due
PAID IN FULL
2022-06-02Sanitation OthersIMPROPER RECEPTACLES 1ST OCCURRENCE1723 PROPERTY LLC$50 / $50 / $0047498608M
No balance due
PAID IN FULL
2022-03-28Sanitation OthersDIRTY SIDEWALK1723 PROPERTY LLC$50 / $50 / $0047396274Y
No balance due
PAID IN FULL
2020-05-06Sanitation PoliceIMPROPER MISUSED CURBSIDE RECYCLING CONTAINER 1 TO 8 DWELLING UNITS1723 PROPERTY LLC$25 / $25 / $0046711974X
No balance due
PAID IN FULL
2018-04-21Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREET1723 PROPERTY LLC$100 / $100 / $00204014719

Showing 12 of 21 records. The API and the source dataset have the full list.

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

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.

HPD building ID
646383
Last registered
2026-09-22
Registration valid until
2027-09-01 CurrentRegistrations must be renewed every year.
RoleNameCompanyBusiness city
SitemanagerTon Nguyen
JointownerMaria NguyenRidgewood, Ny
JointownerTien NguyenJamaica, Ny
AgentTon Nguyen1723 PROPERTY LLCRidgewood, Ny

Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-10-28; data as of 2026-11-02; HPD Registration Contacts — city dataset updated 2026-10-28; data as of 2026-11-02

HPD housing-code violations 36 open of 61

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 · 2020-10-30
C2020-10-301L§ 27-2005, 2007 HMC: REMOVE THE ILLEGAL DOUBLE CYLINDER KEY OPERATED LOCKING DEVICE AT DOOR .. IN THE ENTRANCE LOCATED AT APT 1L, 1st STORY, APARTMENT AT SOUTH
Open
Invalid Certification · 2019-12-02
A2019-08-15§ 26-1103 ADMIN. CODE: POST AND MAINTAIN A PROPER NOTICE ON WALL OF THE ENTRANCE STORY IN ENGLISH AND SPANISH ON THE AVAILABILITY OF THE AGENCYS HOUSING INFORMATION GUIDE. A SAMPLE NOTICE CAN BE FOUND AT WWW.NYC.GOV/HPD. AT PUBLIC HALL, 1st STORY
Open
Invalid Certification · 2019-12-02
A2019-08-15§ 27-2005 HMC: POST, IN A FORM APPROVED BY THE COMMISSIONER, AND MAINTAIN A NOTICE IN A COMMON AREA OF THE BUILDING REGARDING THE PROCEDURES THAT SHOULD BE FOLLOWED WHEN A GAS LEAK IS SUSPECTED AT PUBLIC HALL, 1st STORY
Open
Invalid Certification · 2019-12-02
A2019-08-15§ 27-2104 ADM CODE POST AND MAINTAIN A PROPER SIGN ON WALL OF ENTRANCE STORY SHOWING THE REGISTRATION NUMBER ASSIGNED BY THE DEPARTMENT AND THE ADDRESS OF THE BUILDING. AT PUBLIC HALL, 1st STORY
Open
Invalid Certification · 2019-12-02
A2019-08-15§ 27-2045 ADM CODE POST A PROPER NOTICE OF SMOKE DETECTOR REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, AT OR NEAR THE MAIL BOX ... AT PUBLIC HALL, 1st STORY
Open
Invalid Certification · 2019-12-02
A2019-08-15§ 329, M/D LAW AND DEPT. RULES AND REGS. PROVIDE A COMPLETED CERTIFICATE OF INSPECTION VISITS IN A PROPER FRAME AT OR NEAR MAILBOXES, BOTTOM EDGE OF FRAME BETWEEN 48-62 INCHES ABOVE FLOOR .. AT PUBLIC HALL, 1st STORY
Open
Nov Sent Out · 2019-07-29
C2019-07-293L§ 27-2056.7 ADM CODE -CORRECT FAILURE TO PROVIDE TO THE DEPARTMENT WITHIN 45 DAYS OF DEMAND ALL RECORDS REQUIRED TO BE MAINTAINED BY OWNER IN THE ENTIRE APARTMENT LOCATED AT APT 3L, 3rd STORY
Open
Nov Sent Out · 2015-08-20
B2015-08-203LSECTION 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE NORTH WALL IN THE BATHROOM LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST
Open
Invalid Certification · 2015-09-12
C2015-08-203LSECTION 27-2056.6 ADM CODE - CORRECT THE LEAD-BASED PAINT HAZARD - PAINT THAT TESTED POSITIVE FOR LEAD CONTENT AND THAT IS PEELING OR ON A DETERIORATED SUBSURFACE - USING WORK PRACTICES SET FORTH IN 28 RCNY ?11-06(B)(2) 1st DOOR FROM SOUTH AT WEST WALL, 1st DO
Open
Nov Sent Out · 2015-08-20
B2015-08-203LSECTION 27-2005 ADM CODE REPLACE WITH NEW THE BROKEN OR DEFECTIVE WINDOW GLASS AT UPPER SASH IN THE BATHROOM LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST
Open
Nov Sent Out · 2015-08-18
B2015-08-18SECTION 27-2005, 2007 ADM CODE REMOVE THE ILLEGAL FASTENING SLIDE BOLT WITH EYE INSTALLED AT DOOR LEADING TO ROOF , 3rd STORY
Open
Nov Sent Out · 2015-08-18
B2015-08-183LSECTION 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST
Open
Nov Sent Out · 2015-08-18
B2015-08-183LSECTION 27-2018 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST
Open
Nov Sent Out · 2015-08-18
C2015-08-183LSECTION 27-2043.1 HMC INSTALL THE MISSING OR REPAIR/REPLACE THE DEFECTIVE WINDOW GUARD(S) IN ACCORDANCE WITH THE SPECIFICATIONS OF THE NEW YORK CITY HEALTH CODE SECTION 24 RCNY CHAPTER 12. WG TO INSTALL = 5; WG TO REPLACE = 0; WG TO REPAIR = 0; IN THE ENTIRE A
Open
Invalid Certification · 2015-09-12
C2015-08-183LSECTION 27-2056.6 ADM CODE - CORRECT THE LEAD-BASED PAINT HAZARD - PAINT THAT TESTED POSITIVE FOR LEAD CONTENT AND THAT IS PEELING OR ON A DETERIORATED SUBSURFACE - USING WORK PRACTICES SET FORTH IN 28 RCNY ?11-06(B)(2) EAST WALL, WEST WALL, 1st WINDOW FRAME F
Open
Nov Sent Out · 2015-08-18
B2015-08-183LSECTION 27-2046.1 HMC: REPAIR OR REPLACE THE CARBON MONOXIDE DETECTING DEVICE(S). DEFECTIVE IN THE ENTIRE APARTMENT LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST
Open
Invalid Certification · 2015-09-12
C2015-08-183LSECTION 27-2056.6 ADM CODE - CORRECT THE LEAD-BASED PAINT HAZARD - PAINT THAT TESTED POSITIVE FOR LEAD CONTENT AND THAT IS PEELING OR ON A DETERIORATED SUBSURFACE - USING WORK PRACTICES SET FORTH IN 28 RCNY ?11-06(B)(2) NORTH WALL, SOUTH WALL IN THE PRIVATE HA
Open
Nov Sent Out · 2015-08-18
B2015-08-183LSECTION 27-2005, 2007 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS .. IN THE ENTRANCE LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST
Open
Nov Sent Out · 2015-08-18
B2015-08-183LSECTION 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE EAST WALL, CEILING IN THE 2nd ROOM FROM NORTH LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST
Open
Nov Sent Out · 2015-08-18
B2015-08-183LSECTION 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE SPRING BALANCE AT LOWER SASH WINDOW IN THE KITCHEN LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST

Showing 20 of 61 records — open violations are listed first; the API lists every one. The API and the source dataset have the full list.

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

HPD complaints 7

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.

ReceivedStatusAptProblem(s)Outcome
2026-01-09CLOSE1LHeat/Hot Water – Entire BuildingHPD responded to a complaint of no heat or hot water in the building. An occupant of the building confirmed heat and hot water had been restored when the Inspector attempted to conduct the inspection
2022-02-28CLOSEBLDGHeat/Hot Water – Entire BuildingThe Department of Housing Preservation and Development responded to a complaint of no heat or hot water and was advised by a tenant in the building that heat and hot water had been restored. If the co
2022-02-22CLOSEBLDGHeat/Hot Water – Entire BuildingThe Department of Housing Preservation and Development was not able to gain access to your apartment or others in the building to inspect for a lack of heat or hot water. The complaint has been closed
2020-10-27CLOSE1LHeat/Hot Water – Entire BuildingThe Department of Housing Preservation and Development inspected the following conditions. No violations were issued. The complaint has been closed.
2020-02-04CLOSE1LUnsanitary Condition – Pests
Water Leak – Slow Leak
The Department of Housing Preservation and Development inspected the following conditions. No violations were issued. The complaint has been closed.
2019-11-04CLOSEBLDGHeat/Hot Water – Entire BuildingThe Department of Housing Preservation and Development was not able to gain access to your apartment or others in the building to inspect for a lack of heat or hot water. The complaint has been closed
2019-04-24CLOSE3LSafety – Window Guard Broken/MissingThe 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 — city dataset updated 2026-11-02; data as of 2026-11-02

311 requests (last 12 months) 5

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
2026-08-06DEPWater Maintenance – Fire Hydrant EmergencyClosed2026-08-06
2026-07-13DEPWater System – Hydrant Running (WC3)Closed2026-07-15
2026-06-03DPRIllegal Tree Damage – Trunk DamagedIn Progress—
2026-01-31DSNYSnow or Ice – SidewalkClosed2026-02-06
2026-01-09HPDHEAT/HOT WATER – ENTIRE BUILDINGClosed2026-01-11

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-02; data as of 2026-11-02

Nearby properties

On Cornelia St

Same tax block (3461)

All properties on Cornelia St, Queens · All of Queens 11385 (Ridgewood)

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