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Bronx • Elevator Apartment

1139 Nelson Ave

Bronx, NY 10452Company-ownedBBL 2025140067BIN 2003274
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Updated Aug 2, 2026 · 16 sources

Year Built1931
Floors6
Units25
Building Area35,796 sqft
ZoningR7-1
ClassD1
Market Value$2.5M

1139 NELSON AVE is a property located at 1139 NELSON AVE, Bronx, NY 10452. It is classified as a elevator apartment - semi-fireproof. The building was constructed in 1931. It has 6 floors and 25 units. The building area is 35,796 square feet on a 7,899 sqft lot. The property is zoned R7-1. The assessed market value is $2.5M. Public records list the property as company-owned. There are 62 building permits on record (41 active). There are 68 violations on record (1 currently open). Data sourced from NYC Department of Buildings (DOB), Housing Preservation & Development (HPD), Department of Finance (DOF), and other government agencies.

A RegWatch Dossier

315records on file
65Energy Star

Completed in 1931, 1139 Nelson Ave rises 6 stories over Bronx. Public records put it at 25 units and 35,796 square feet of floor area, on land zoned R7-1. It is carried on the public rolls at a market value of $2.5M, and assessed for tax at $1.1M. In the 58 years its record reaches back, the lot has drawn 315 separate government filings.

The documentary life of the address leans hard toward violation: 68 of its 315 records, fully 22%, fall under that one heading. Inspection (65) and permit (62) trail well behind. 1 violation stands open against it today.

The pace is anything but even. The early decades pass in near silence; the filings cluster heavily in recent years, peaking in 2021.

On the environmental ledger, the building posts an Energy Star score of 65, with a site energy-use intensity of 82.6 kBtu per square foot. Its operations answer for roughly 185 metric tons of CO2-equivalent a year.

Read together — 22% violation, 58 years of accumulation, a parcel of Bronx — these scattered records compose a portrait of the address that no single page sets out to draw.

$2.5M of Bronx, written across 315 government filings.

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Sources
NYC DOBNYC HPDNYC DOFACRISNYC DCPECB/OATHNYC DEPNYC LPCNYC FDNYNYS DHCRMOCEJFEMAEPAUS CensusHUDUSGS
updated

Property Details

Address1139 NELSON AVE, Bronx, NY 10452
Building TypeElevator Apartment - Semi-Fireproof
D1
Year Built1931
Floors6
Total Units25
Building Area35,796 sqft
Lot Size7,899 sqft
ZoningR7-1
ConditionAverage
2025140067
2003274
OwnershipCompany-owned

Assessment & Sales

$2.5M
$1.1M
$36K

Building Permits

62 on record · 41 active
Cats RegistrationOther
CURRENT
Filed Feb 15, 2024Job #419582
View this permit's full record & inspection history →
Cats RegistrationOther
CURRENT
Filed Feb 1, 2024Job #415281
View this permit's full record & inspection history →
General ConstructionDOB NOW
LOC ISSUED
Filed Aug 11, 2023Est. cost $5KJob #X00492291-S1
View this permit's full record & inspection history →
ElectricalDOB NOW
PERMIT ISSUED
Filed Aug 2, 2023Job #X00913076-I1-EL

Replacing existing circuit breaker panel, light fixtures and devices.

View this permit's full record & inspection history →
Alteration — Type 2DOB Legacy
SIGNED OFF
Filed May 4, 2023Est. cost $942KJob #240290056-01

GEN. CONSTR.

View this permit's full record & inspection history →

+ 57 more permits — view full report

Violations

68 on record · 1 open
HPDClass B
VIOLATION DISMISSED
Issued Jul 12, 2024#17124444

§ 27-2046.1 HMC: REPAIR OR REPLACE THE CARBON MONOXIDE DETECTING DEVICE(S). MISSING LOCATED AT APT 3A, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH

View this violation's full details & status history →
HPDClass B
VIOLATION DISMISSED
Issued Jul 12, 2024#17124441

§ 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR MISSING LOCATED AT APT 3A, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH

View this violation's full details & status history →
HPDClass C
VIOLATION DISMISSED
Issued Jun 26, 2024#17075291

HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 3A, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH

View this violation's full details & status history →
HPDClass C
VIOLATION CLOSED
Issued Jun 26, 2024#17075289

§ 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 = 2, WG TO REPLACE = 0, WG TO REPAIR = 0 IN THE ENTIRE APARTMENT LOCATED AT APT 3A, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH

View this violation's full details & status history →
HPDClass B
VIOLATION DISMISSED
Issued Jun 26, 2024#17075290

HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF BEDBUGS IN THE ENTIRE APARTMENT LOCATED AT APT 3A, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH

View this violation's full details & status history →

+ 63 more violations on record — view full report

Get the Complete Report for 1139 NELSON AVE

Title history, detailed tax records, environmental data, zoning analysis, and more from 250+ government sources.

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Frequently Asked Questions

When was 1139 NELSON AVE, Bronx built?

The building at 1139 NELSON AVE, Bronx, NY 10452 was constructed in 1931. It is classified as a elevator apartment - semi-fireproof with 6 floors and 25 units. The building area is 35,796 sqft.

Are there building permits at 1139 NELSON AVE, Bronx?

Yes. 1139 NELSON AVE, Bronx, NY 10452 has 62 building permits on record, with 41 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Cats Registration (CURRENT) filed Feb 15, 2024.

Does 1139 NELSON AVE, Bronx have violations?

Yes. 1139 NELSON AVE, Bronx, NY 10452 has 68 violations on record, with 1 currently open. Breakdown: 30 DOB, 14 ECB, 24 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 1139 NELSON AVE, Bronx have docketed judgments?

No docketed OATH judgments were found in local records for 1139 NELSON AVE, Bronx, NY 10452. Judgment data is sourced from NYC Office of Administrative Trials & Hearings (OATH) hearing records.

What is the property tax assessment for 1139 NELSON AVE?

1139 NELSON AVE, Bronx, NY 10452 has an assessed market value of $2.5M and a total assessed value of $1.1M (land: $36K). Assessment data is from the NYC Department of Finance (DOF).

What is the zoning for 1139 NELSON AVE?

1139 NELSON AVE, Bronx, NY 10452 is zoned R7-1. Zoning data is from the NYC Department of City Planning (DCP). For detailed FAR, overlays, and development rights, view the full property report on RegWatch.

Who owns 1139 NELSON AVE?

1139 NELSON AVE, Bronx, NY 10452 is company-owned according to public records. Ownership data is from NYC Department of Finance assessment rolls. View the current owner of record and registered contacts in the full property report on RegWatch.

How do I get a full property report for 1139 NELSON AVE?

Search 1139 NELSON AVE on RegWatch to see its public record free — violations, permits, tax records, zoning, environmental data, and more from 250+ government sources, no credit card required. A Full Analysis report adds the complete title history, owner contacts, and a downloadable PDF.

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1139 NELSON AVE, Bronx, NY 10452 — Property Records, Permits, Violations, Tax & Zoning | RegWatch