4239 Byron Avenue, Bronx, NY 10466
BBL 2049980084 (Borough 2, Block 4998, Lot 84) · BIN 2068216 · Last updated:
Summary · as of November 5, 2026
4239 Byron Avenue (Bronx, NY 10466; tax lot BBL 2049980084) is a 3-unit walk-up apartment building (building class C0: three-family walk-up), built around 1899, on a 2,533 sq ft lot zoned R5. City tax records list the owner as ORMSBY ALLAN. The Department of Finance's final market value for tax year 2027 is $840,000. As of November 5, 2026, NYC Open Data shows one active ECB violation, 18 open HPD violations and 11 OATH tickets with an unpaid balance. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)
- Owner of record
- ORMSBY ALLAN
- Building class
- C0 · Three-family walk-up
- Year built · units
- 1899 · 3 res.
- Lot area · zoning
- 2,533 sq ft · R5
- Market value (DOF)
- $840,000 FY2027
- Last priced deed
- —
- BBL
- 2049980084
- BIN
- 2068216
- 0Open DOB jobs (permit issued, no sign-off)
- 0Active DOB violations
- 1Active ECB violations
- 18Open HPD violations
- 11OATH tickets with unpaid balance
How to cite: NYC Property Facts, “4239 Byron Avenue, Bronx, NY 10466 (BBL 2049980084)”, data as of 2026-11-05, https://nycpropertyfacts.com/ny/bronx/4239-byron-avenue-2049980084. 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)
- ORMSBY ALLANThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
- Building class
- C0 – Three-family walk-upThe 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
- 1899Often an estimate for older buildings.
- Floors
- 2
- Units
- 3 residential / 3 totalResidential units are apartments; total includes stores and offices.
- Buildings on lot
- 1
- Lot size
- 2,533 sq ft (25.33 ft × 100 ft)
- Building floor area
- 2,340 sq ft
- Zoning
- R5The zoning district sets what can be built and used here. Residential district.
- Built vs. allowed density (FAR)
- 0.92 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 2049980084 (Borough 2, Block 4998, Lot 84) · BIN 2068216BBL identifies the tax lot; BIN identifies each building (from DOB/HPD/footprint records).
Agency lookups: DOB BIS · ZoLa (zoning map) · ACRIS
Source: PLUTO (Dept. of City Planning) — city dataset updated 2026-08-24; data as of 2026-11-05; 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)
- $840,000The 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
- $50,400The portion of market value that taxes are calculated on (capped by law for small homes).
- Taxable value (final)
- $34,069Assessed value minus any exemptions.
- Tax class
- Tax class 1 – 1–3 family homes (and some small mixed-use / vacant lots)
| Tax year | Roll | Market value | Assessed value | Tax class |
|---|---|---|---|---|
| 2027 | Final | $840,000 | $50,400 | 1 |
| 2026 | Final | $866,000 | $51,960 | 1 |
| 2025 | Final | $767,000 | $46,020 | 1 |
Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-11-05
Sales & deed history 2
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.
| Date | Type | Price | Seller (grantor) | Buyer (grantee) | Doc ID |
|---|---|---|---|---|---|
| 1997-09-25 | DEED | $0 / not stated | Calisi, Michael; Calisi, Antonietta | Ormsby, Allan J | FT_2480005935448 |
| 1972-03-06 | DEED | $0 / not stated | Simes Clara M L | Michael Calisi; Antonietta Calisi | BK_7220017701329 |
Source: ACRIS Real Property Master — city dataset updated 2026-10-08; data as of 2026-11-05; ACRIS Real Property Legals — city dataset updated 2026-10-08; data as of 2026-11-05; ACRIS Real Property Parties — city dataset updated 2026-10-08; data as of 2026-11-05
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 2026-11-05; DOB Job Application Filings (BIS) — city dataset updated 2026-11-04; data as of 2026-11-05
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 2026-11-05; DOB Permit Issuance (BIS) — city dataset updated 2026-10-31; data as of 2026-10-31
DOB violations 0 active of 0
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).
No records found in this dataset for this lot.
Source: DOB Violations — city dataset updated 2026-11-02; data as of 2026-11-05
ECB violations (DOB) 1 active of 1
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.
| Status | Issued | Severity | What it was for | Penalty / paid / balance | ECB # |
|---|---|---|---|---|---|
| Active Hearing: WRITTEN OFF Written off refers to the penalty, not the violation. | 2009-10-06 | CLASS - 3 | WORK W/O A PERMIT.FOUND THAT AT PROPERLY ABOVE HAS INSTALLED A NEW GASBOILER & GAS WATER HEATER W/NEW GAS METER.REMEDY:OBTAIN A PERMIT & ARRANGE INSPECTION W/THIS DEPT. | $200 / $0 / $0 | 34786767Y |
Source: DOB ECB Violations — city dataset updated 2026-10-31; data as of 2026-11-05
OATH tickets (all agencies) 11 unpaid of 27
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.
| Status | Date | Agency | Charge | Respondent | Imposed / paid / balance | Ticket # |
|---|---|---|---|---|---|---|
| Unpaid balance Default DOCKETED · DEFAULTED | 2025-10-03 | Sanitation Others | IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST | ORMSBY ALLAN | $300 / $0 / $300 | 049236401H |
| Unpaid balance Default DOCKETED · DEFAULTED | 2025-06-24 | Sanitation Others | IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST | ORMSBY ALLAN | $300 / $0 / $300 | 049192261N |
| Unpaid balance Default DOCKETED · DEFAULTED | 2024-06-25 | Dos - Enforcement Agents | DIRTY AREA | ORMSBY ALLAN | $300 / $0 / $300 | 048512467M |
| Unpaid balance Default DOCKETED · DEFAULTED | 2024-03-01 | Dos - Enforcement Agents | FAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITS | ORMSBY ALLAN | $25 / $0 / $25 | 048285955Y |
| Unpaid balance Default DOCKETED · DEFAULTED | 2023-12-22 | Dos - Enforcement Agents | DIRTY SIDEWALK | ORMSBY ALLAN | $300 / $0 / $300 | 048226720J |
| Unpaid balance Default DOCKETED · DEFAULTED | 2023-12-14 | Dos - Enforcement Agents | DIRTY AREA | ORMSBY ALLAN | $300 / $0 / $300 | 048226650N |
| Unpaid balance Default DOCKETED · DEFAULTED | 2023-11-27 | Sanitation Recycling | DIRTY SIDEWALK | ORMSBY ALLAN | $300 / $0 / $300 | 048127716N |
| Unpaid balance Default DOCKETED · DEFAULTED | 2023-09-14 | Dos - Enforcement Agents | DIRTY AREA | ORMSBY ALLAN | $300 / $0 / $300 | 048045363H |
| Unpaid balance Default DOCKETED · DEFAULTED | 2020-03-20 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | ALLAN | $300 / $0 / $300 | 0210583946 |
| Unpaid balance Default DOCKETED · DEFAULTED | 2020-01-09 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | ALLAN | $300 / $0 / $300 | 0210184031 |
| Unpaid balance Default DOCKETED · DEFAULTED | 2019-10-04 | Sanitation Police | IMPROPER DISPOSAL BEDDING 1ST OFFENSE | ALLAN | $300 / $0 / $300 | 046611374Y |
| Hearing pending NEW ISSUANCE | 2026-09-11 | Dos - Enforcement Agents | IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST | ORMSBY ALLAN | $50 / $0 / $50 | 046883581X |
Showing 12 of 27 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 2026-11-05
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
- 54418
- Last registered
- 2010-10-22
- Registration valid until
- 2011-10-01 ExpiredRegistrations must be renewed every year.
| Role | Name | Company | Business city |
|---|---|---|---|
| Individualowner | Allan Ormsby | Bronx, Ny |
Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-11-04; data as of 2026-11-05; HPD Registration Contacts — city dataset updated 2026-11-04; data as of 2026-11-05
HPD housing-code violations 18 open of 18
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.
| Status | Class | Issued | Apt | Condition |
|---|---|---|---|---|
| Open Nov Sent Out · 2026-04-29 | A | 2026-04-29 | (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS. | |
| Open Info Nov Sent Out · 2025-11-18 | I | 2025-11-18 | §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE | |
| Open Nov Sent Out · 2025-06-04 | A | 2025-06-04 | (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS. | |
| Open Info Nov Sent Out · 2024-11-25 | I | 2024-11-25 | §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE | |
| Open Nov Sent Out · 2024-04-02 | A | 2024-04-02 | (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS. | |
| Open Info Nov Sent Out · 2023-11-16 | I | 2023-11-16 | §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE | |
| Open Nov Sent Out · 2023-03-16 | A | 2023-03-16 | (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS. | |
| Open Info Nov Sent Out · 2022-11-03 | I | 2022-11-03 | §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE | |
| Open Info Nov Sent Out · 2022-02-17 | I | 2022-02-17 | §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE | |
| Open Nov Sent Out · 2022-02-17 | A | 2022-02-17 | (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS. | |
| Open Info Nov Sent Out · 2021-04-02 | I | 2021-04-02 | §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE | |
| Open Nov Sent Out · 2021-04-02 | A | 2021-04-02 | (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS. | |
| Open Info Nov Sent Out · 2019-10-25 | I | 2019-10-25 | §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE | |
| Open Info Nov Sent Out · 2018-10-10 | I | 2018-10-10 | §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE | |
| Open Info Nov Sent Out · 2017-11-09 | I | 2017-11-09 | §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE | |
| Open Info Nov Sent Out · 2016-10-27 | I | 2016-10-27 | SECTION27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE ?27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF P | |
| Open Info Nov Sent Out · 2015-10-02 | I | 2015-10-02 | SECTION27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE ?27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF P | |
| Open Info Nov Sent Out · 2015-02-03 | I | 2015-02-03 | SECTION27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE ?27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF P |
Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-11-05; data as of 2026-11-05
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 2026-11-05; data as of 2026-11-05
311 requests (last 12 months) 0
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.
No records found in this dataset for this lot.
Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-05; data as of 2026-11-05
Nearby properties
On Byron Ave
- 4238 Byron Avenue
- 4240 Byron Avenue (158 open items)
- 4241 Byron Avenue (nine open items)
- 4237 Byron Avenue (eight open items)
- 4236 Byron Avenue
- 4242 Byron Avenue
- 4235 Byron Avenue (one open item)
- 4234a Byron Avenue
- 4234b Byron Avenue
- 4232 Byron Avenue
Same tax block (4998)
- 4225 Barnes Avenue (10 open items)
- 769 East 234th Street (11 open items)
- East 234th Street
- 4226 Byron Avenue
- 4228 Byron Avenue (six open items)
- 4232 Byron Avenue
- 4234a Byron Avenue
- 4234b Byron Avenue
- 4236 Byron Avenue
- 4238 Byron Avenue
Open-item counts as of November 5, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs