Bronx • Education

1423 Prospect Ave

Bronx, NY 10459Company-ownedBBL 2029620034BIN 2116987
Year Built2008
Floors1
Units1
Building Area28,964 sqft
ZoningR6
ClassW9
Market Value$4M

1423 PROSPECT AVE is a property located at 1423 PROSPECT AVE, Bronx, NY 10459. It is classified as a education - miscellaneous. The building was constructed in 2008. It has 1 floor and 1 unit. The building area is 28,964 square feet on a 12,721 sqft lot. The property is zoned R6. The assessed market value is $4M. It last sold for $3.2M on Aug 31, 2010. Public records list the property as company-owned. There are 64 building permits on record (48 active). There are 33 violations on record (18 currently open). 1 docketed judgment is on record with OATH. Data sourced from NYC Department of Buildings (DOB), Housing Preservation & Development (HPD), Department of Finance (DOF), and other government agencies.

A RegWatch Dossier

233records on file

Completed in 2008, 1423 Prospect Ave rises 1 story over Bronx. Public records put it at 1 unit and 28,964 square feet of floor area, on land zoned R6. It is carried on the public rolls at a market value of $4.0M, and assessed for tax at $1.8M. In the 48 years its record reaches back, the lot has drawn 233 separate government filings.

The documentary life of the address leans hard toward permit: 64 of its 233 records, fully 27%, fall under that one heading. Inspection (52) and violation (33) trail well behind. 18 violations stand 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 2010.

On the environmental ledger, the building is benchmarked under Local Law 84, with a site energy-use intensity of 46.3 kBtu per square foot. Its operations answer for roughly 113 metric tons of CO2-equivalent a year.

Read together — 27% permit, 48 years of accumulation, a parcel of Bronx — these scattered records compose a portrait of the address that no single page sets out to draw.

$4.0M of Bronx, written across 233 government filings.

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Executive summary, compliance history, title chain & existing debt, recorded documents & agreements, owner contacts, tax detail, Use & Development, build envelope, market comps, investment metrics, deal math & stress tests, deal signals, pre-foreclosure signals, neighborhood. Downloadable PDF. One payment, no subscription.

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Property Details

Address1423 PROSPECT AVE, Bronx, NY 10459
Building TypeEducation - Miscellaneous
W9
Year Built2008
Floors1
Total Units1
Building Area28,964 sqft
Lot Size12,721 sqft
ZoningR6
2029620034
2116987
OwnershipCompany-owned

Assessment & Sales

$4M
$1.8M
$178K
$3.2M
Last Sale DateAug 31, 2010

Building Permits

64 on record · 48 active
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Jun 4, 2024Est. cost $90KJob #X00960622-I1
Mechanical SystemsDOB NOW
SIGNED-OFF
Filed Dec 19, 2023Est. cost $90KJob #X00960622-I1
ElevatorDOB NOW
SIGNED OFF
Filed Jun 20, 2018Job #X00041052-I1
Alteration — Type 2DOB Legacy
PERMIT ISSUED - ENTIRE JOB/WORK
Filed Oct 10, 2012Est. cost $20KJob #220210046-01
PlumbingDOB Legacy
ISSUED
Filed Oct 5, 2012Job #220210046-01-01

+ 59 more permits — view full report

Violations

33 on record · 18 open
Judgments · 1 docketed
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed Jul 31, 2002Ticket #0120976240
DIRTY SIDEWALK
SafetyGas Piping Ll152
ACTIVE
Issued Jan 8, 2026#VIO-FTF-PL-PER-202412-0184982

Cycle 2, Sub-cycle A (premises is in Community District 3)

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DOB LegacyLBLVIO
ACTIVE
Issued Nov 14, 2025#2803628

VIOLATION ISSUED-FAILURE TO FILE 2024 EXTERNAL LOW PRESSURE INSPECTION

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DOB LegacyLBLVIO
ACTIVE
Issued Nov 14, 2025#2803627

VIOLATION ISSUED-FAILURE TO FILE 2024 EXTERNAL LOW PRESSURE INSPECTION

View this violation's full details & status history →
DOB LegacyLBLVIO
ACTIVE
Issued Sep 23, 2024#2770821

VIOLATION ISSUED-FAILURE TO FILE 2023 EXTERNAL LOW PRESSURE INSPECTION

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DOB LegacyLBLVIO
ACTIVE
Issued Sep 23, 2024#2770822

VIOLATION ISSUED-FAILURE TO FILE 2023 EXTERNAL LOW PRESSURE INSPECTION

View this violation's full details & status history →

+ 28 more violations on record — view full report

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

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Frequently Asked Questions

When was 1423 PROSPECT AVE, Bronx built?

The building at 1423 PROSPECT AVE, Bronx, NY 10459 was constructed in 2008. It is classified as a education - miscellaneous with 1 floor and 1 unit. The building area is 28,964 sqft.

Are there building permits at 1423 PROSPECT AVE, Bronx?

Yes. 1423 PROSPECT AVE, Bronx, NY 10459 has 64 building permits on record, with 48 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a General Construction (PERMIT ENTIRE) filed Jun 4, 2024.

Does 1423 PROSPECT AVE, Bronx have violations?

Yes. 1423 PROSPECT AVE, Bronx, NY 10459 has 33 violations on record, with 18 currently open. Breakdown: 4 DOB Safety, 27 DOB, 2 ECB. Sources: NYC DOB, HPD, and ECB/OATH.

Does 1423 PROSPECT AVE, Bronx have docketed judgments?

Yes. 1423 PROSPECT AVE, Bronx, NY 10459 has 1 docketed judgment on record with the NYC Office of Administrative Trials & Hearings (OATH). A docketed judgment is an enforceable money judgment entered by OATH after a hearing on a summons issued at this property; where the respondent is the property owner it can attach to the property as a lien.

What is the property tax assessment for 1423 PROSPECT AVE?

1423 PROSPECT AVE, Bronx, NY 10459 has an assessed market value of $4M and a total assessed value of $1.8M (land: $178K). Assessment data is from the NYC Department of Finance (DOF).

When was 1423 PROSPECT AVE last sold?

1423 PROSPECT AVE, Bronx, NY 10459 last sold for $3.2M on Aug 31, 2010. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

What is the zoning for 1423 PROSPECT AVE?

1423 PROSPECT AVE, Bronx, NY 10459 is zoned R6. 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 1423 PROSPECT AVE?

1423 PROSPECT AVE, Bronx, NY 10459 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 1423 PROSPECT AVE?

Search 1423 PROSPECT 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 ($15, one-time) adds the complete title history, owner contacts, and a downloadable PDF.

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1423 PROSPECT AVE, Bronx, NY 10459 — Property Records, Permits, Violations, Tax & Zoning | RegWatch