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1050 Longfellow Avenue, Longwood, Bronx, NY 10459

BBL 2027560074 (Borough 2, Block 2756, Lot 74) · BIN 2006266 · Last updated: · Longwood · ZIP 10459

Summary · as of November 9, 2026

1050 Longfellow Avenue (Bronx, NY 10459; tax lot BBL 2027560074) is a 4-unit walk-up apartment building (building class C3: walk-up apartments, four families), built around 1930, on a 2,500 sq ft lot zoned R7-1. City tax records list the owner as DIAZ, ISABEL. The Department of Finance's final market value for tax year 2027 is $655,000. As of November 9, 2026, NYC Open Data shows seven open HPD violations and four 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
DIAZ, ISABEL
Building class
C3 · Walk-up apartments, four families
Year built · units
1930 · 4 res.
Lot area · zoning
2,500 sq ft · R7-1
Market value (DOF)
$655,000 FY2027
Last priced deed
—
BBL
2027560074
BIN
2006266

How to cite: NYC Property Facts, “1050 Longfellow Avenue, Bronx, NY 10459 (BBL 2027560074)”, data as of 2026-11-09, https://nycpropertyfacts.com/ny/bronx/1050-longfellow-avenue-2027560074. 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)
DIAZ, ISABELThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
C3 – Walk-up apartments, four 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
2
Units
4 residential / 4 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
2,500 sq ft (25 ft × 100 ft)
Building floor area
3,200 sq ft
Zoning
R7-1The zoning district sets what can be built and used here. Residential district.
Built vs. allowed density (FAR)
1.28 built / 3.44 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 2027560074 (Borough 2, Block 2756, Lot 74) · BIN 2006266BBL 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; last loaded 2026-11-09; Building Footprints — city dataset updated 2026-11-08; last loaded 2026-11-08

Tax assessment

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

Market value (tax year 2027, final roll)
$655,000The 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
$294,750The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$106,042Assessed value minus any exemptions.
Tax class
Tax class 2A – residential rental, 4–6 units
Tax yearRollMarket valueAssessed valueTax class
2027Final$655,000$294,7502A
2026Final$780,000$351,0002A
2025Final$655,200$294,8402A

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; last loaded 2026-11-09

Sales & deed history 6

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
2022-05-19DEED$0 / not statedDiaz, Isabel; Montanez, ArielMontanez, Ariel; Diaz, Hector J; Diaz, Isabel2024100900691001
2021-10-18DEED$0 / not statedDiaz, IsabelMontanez, Ariel; Diaz, Isabel2022041901119001
2001-12-21DEED$0 / not statedBetter Homes Depot Of The Bronx, Inc.Diaz, IsabelFT_2240008367924
2001-01-10DEED$0 / not statedKlein, Jeffrey D./Referee; Eversley, Carl/DefBetter Homes DepotFT_2050007496705
1997-05-16DEED$0 / not statedEversley, Stella; Eversley, CarlEversley, CarlFT_2240005769624
1991-09-27DEED$0 / not statedEversley, Stella; Eversley, CarlEversley, Stella; Eversley, CarlFT_2320000819932

Source: ACRIS Real Property Master — city dataset updated 2026-10-08; last loaded 2026-11-09; ACRIS Real Property Legals — city dataset updated 2026-10-08; last loaded 2026-11-09; ACRIS Real Property Parties — city dataset updated 2026-10-08; last loaded 2026-11-09

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 2026-11-08; last loaded 2026-11-09; DOB Job Application Filings (BIS) — city dataset updated 2026-11-08; last loaded 2026-11-09

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 2026-11-09; last loaded 2026-11-09; DOB Permit Issuance (BIS) — city dataset updated 2026-11-07; last loaded 2026-11-07

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). The active-DOB count in the summary also includes DOB NOW safety violations, listed in the next section.

No records found in this dataset for this lot.

Source: DOB Violations — city dataset updated 2026-11-09; last loaded 2026-11-09

DOB safety violations (DOB NOW) 0 active of 0

Safety violations DOB NOW publishes for devices such as boilers, elevators and gas piping (Local Law 152). Active means the published status is Active. Dismissed, cured, waived and successfully disputed violations are counted under “resolved or not active” and are not open items. Active ones are included in the summary’s active DOB violation total.

No records found in this dataset for this lot.

Source: DOB Safety Violations (DOB NOW) — city dataset updated 2026-11-09; last loaded 2026-11-09

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 2026-11-07; last loaded 2026-11-09

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 Default
DEFAULTED · DEFAULTED
2026-07-23Sanitation OthersDIRTY SIDEWALKDIAZ ISABEL$80 / $0 / $80048699701Y
Unpaid balance Default
DEFAULTED · DEFAULTED
2026-07-14Sanitation OthersIMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1STDIAZ ISABEL$80 / $0 / $80049953041P
Unpaid balance Default
DOCKETED · DEFAULTED
2025-10-02Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREETDIAZ ISABEL$300 / $0 / $300049460659L
Unpaid balance Default
DOCKETED · DEFAULTED
2025-02-25Sanitation OthersIMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1STDIAZ ISABEL$300 / $0 / $300048959148X
Hearing pending
NEW ISSUANCE
2026-10-05Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREETDIAZ ISABEL$50 / $0 / $50080066953K
Hearing pending
NEW ISSUANCE
2026-09-19Sanitation OthersDIRTY SIDEWALKDIAZ ISABEL$50 / $0 / $50080066858M
Hearing pending
NEW ISSUANCE
2026-08-29Sanitation OthersDIRTY AREADIAZ ISABEL$50 / $0 / $50049374162P
No balance due Default
PAID IN FULL · DEFAULTED
2017-03-23Dos - Enforcement AgentsNON-RECYC LEFT IN RECYC CONTAINER FOR COLLECTION 1TO8 DWELLING UNITSDIAZ$25 / $25 / $0045110711Y
No balance due
PAID IN FULL
2016-01-09LOOSE RUBBISHDIAZ$100 / $100 / —0189700895
No balance due Default
PAID IN FULL · DEFAULT
2015-07-14Sanitation DeptRECYC PLACED FOR COLLECTION W NON-RECYC 1 TO 8 DWELLING UNITSDIAZ$25 / $25 / —044102638K
No balance due Default
PAID IN FULL · DEFAULT
2014-10-22Nypd Transport Intelligence DiFAILURE TO COMPLY WITH THE TERMS AND CONDITIONS OF DOT PERMITSCONSOLIDATED EDISON$3,600 / $1,200 / —0187099817
No balance due
PAID IN FULL
2012-05-31Sanitation OthersIMPROPER DISPOSAL BEDDING 1ST OFFENSEDIAZ$100 / $100 / —0175657790

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

Source: OATH Hearings Division Case Status — city dataset updated 2026-11-09; last loaded 2026-11-09

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
92372
Last registered
2025-09-15
Registration valid until
2026-09-01 ExpiredRegistrations must be renewed every year.
RoleNameCompanyBusiness city
IndividualownerIsabel DiazBronx, Ny
SitemanagerIsabel Diaz

Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-11-04; last loaded 2026-11-09; HPD Registration Contacts — city dataset updated 2026-11-04; last loaded 2026-11-09

HPD housing-code violations 7 open of 13

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 · 2026-04-30
A2026-04-30(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
Nov Sent Out · 2025-06-05
A2025-06-05(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
Nov Sent Out · 2024-04-02
A2024-04-02(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
Nov Sent Out · 2023-03-17
A2023-03-17(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
Nov Sent Out · 2022-02-17
A2022-02-17(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
Nov Sent Out · 2021-04-02
A2021-04-02(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
Nov Sent Out · 2006-07-27
B2006-07-272SECTION 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF CONCEALED WATER LEAK CEILING & WALLS. IN THE 1st ROOM FROM NORTH LOCATED AT APT 2, 1st STORY, 1st APARTMENT FROM WEST AT NORTH
Closed
Violation Dismissed · 2023-08-24
I2022-11-03§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
Closed
Violation Dismissed · 2023-08-24
I2022-02-17§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
Closed
Violation Dismissed · 2023-08-24
I2021-04-02§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
Closed
Violation Dismissed · 2023-08-24
I2019-10-28§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
Closed
Violation Dismissed · 2015-10-23
I2015-10-05SECTION27-2107 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
Closed
Violation Closed · 2017-10-18
A2008-08-18D26-20.08,20.09 ADM CODE FILE CERTIFICATION OF SATISFACTORY INSTALLATION OF SMOKE DETECTING DEVICE IN ACCORDANCE WITH H.P.D. RULES AND REGULATIONS.

Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-11-09; last loaded 2026-11-09

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 2026-11-09; last loaded 2026-11-09

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 2026-11-09; last loaded 2026-11-09

Nearby properties

Ordered by map distance among lots on this street within 40 house numbers and on this tax block within 15 lot numbers.

More in Longwood: Open HPD violations · Active DOB violations · Active ECB violations · Open DOB jobs · Unpaid OATH tickets

Closest on Longfellow Ave

Same tax block (2756), closest first

All properties on Longfellow Ave, Bronx · Bronx 10459

Open-item counts as of November 9, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs