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Bronx • Elevator Apartment

820 Thieriot Ave

Bronx, NY 10473Company-ownedBBL 2036420030BIN 2092759
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Updated Aug 1, 2026 · 16 sources

Year Built1968
Floors16
Units157
Building Area176,054 sqft
ZoningR6
ClassD3
Market Value$10.8M

820 THIERIOT AVE is a property located at 820 THIERIOT AVE, Bronx, NY 10473. It is classified as a elevator apartment - fireproof without stores. The building was constructed in 1968. It has 16 floors and 157 units. The building area is 176,054 square feet on a 34,063 sqft lot. The property is zoned R6. The assessed market value is $10.8M. It last sold for $54.5M on May 9, 2025. Public records list the property as company-owned. There are 63 building permits on record (28 active). There are 381 violations on record (34 currently open). 13 docketed judgments carrying $100 in open balances are 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

1,732records on file
1Energy Star

Completed in 1968, 820 Thieriot Ave rises 16 stories over Bronx. Public records put it at 157 units and 176,054 square feet of floor area, on land zoned R6. It is carried on the public rolls at a market value of $10.8M, and assessed for tax at $4.9M. In the 53 years its record reaches back, the lot has drawn 1,732 separate government filings — a paper trail nearly as tall as the building itself.

The documentary life of the address leans hard toward complaint: 1,069 of its 1,732 records, fully 62%, fall under that one heading. Violation (381) and inspection (132) trail well behind. 34 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 2017.

On the environmental ledger, the building posts an Energy Star score of 1, with a site energy-use intensity of 189.2 kBtu per square foot. Its operations answer for roughly 1,959 metric tons of CO2-equivalent a year.

Read together — 62% complaint, 53 years of accumulation, a parcel of Bronx — these scattered records compose a portrait of the address that no single page sets out to draw.

$10.8M of Bronx, written across 1,732 government filings.

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

Property Details

Address820 THIERIOT AVE, Bronx, NY 10473
Building TypeElevator Apartment - Fireproof Without Stores
D3
Year Built1968
Floors16
Total Units157
Building Area176,054 sqft
Lot Size34,063 sqft
ZoningR6
ConditionAverage
2036420030
2092759
OwnershipCompany-owned

Assessment & Sales

$10.8M
$4.9M
$306K
$54.5M
Last Sale DateMay 9, 2025

Building Permits

63 on record · 28 active
Cats RegistrationOther
CURRENT
Filed Aug 8, 2025Job #467646
View this permit's full record & inspection history →
Cats Certificate To OperateOther
CURRENT
Filed Jan 23, 2025Job #448083
View this permit's full record & inspection history →
General ConstructionDOB NOW
APPROVED
Filed Feb 17, 2023Est. cost $638KJob #X00727920-I1
View this permit's full record & inspection history →
Cats Certificate To OperateOther
CANCELLED
Filed May 12, 2022Job #363792
View this permit's full record & inspection history →
ElectricalDOB NOW
COMPLETE
Filed Sep 20, 2021Job #X00594944-I1-EL

Boiler Room Work

View this permit's full record & inspection history →

+ 58 more permits — view full report

Violations

381 on record · 34 open
Open judgment balance — docketed OATH judgments$100
Judgments · 13 docketed
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed Mar 31, 2026Balance $100Ticket #049403211M
FAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 9+ DWELLING UNITS
DOB summons (OATH)JUDGMENT DOCKETED
Docketed Nov 30, 2024Ticket #037028361K
FAIL TO COMPLY W COMMISSIONER ORDER TO FILE CERT OF CORRECTION W DOB
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed Jan 31, 2024Ticket #047615302J
FAILURE TO CLEAN 18 INCHES INTO STREET
DOB summons (OATH)JUDGMENT DOCKETED
Docketed Apr 30, 2023Ticket #039071595J
FAILURE TO MAINTAIN ELEVATOR OR CONVEYING SYSTEM
FDNY summons (OATH)JUDGMENT DOCKETED
Docketed May 31, 2023Ticket #014010574Y
ROOFTOP ACCESS AND MEANS OF EGRESS

+ 8 more docketed judgments — view full report

HPDClass A
NOV SENT OUT
Issued Jun 23, 2026#19033615

§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE LIGHT FIXTURE IN THE 4th ROOM FROM NORTH LOCATED AT APT 17F, 17th STORY, 5th APARTMENT FROM SOUTH AT WEST

View this violation's full details & status history →
HPDClass A
NOV SENT OUT
Issued Jun 23, 2026#19033579

§ 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE COUNTER TOP AND BASE CABINET IN THE KITCHEN LOCATED AT APT 17F, 17th STORY, 5th APARTMENT FROM SOUTH AT WEST

View this violation's full details & status history →
HPDClass A
NOV SENT OUT
Issued Jun 23, 2026#19033587

§ 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE VINYL FLOOR COVER IN THE KITCHEN LOCATED AT APT 17F, 17th STORY, 5th APARTMENT FROM SOUTH AT WEST

View this violation's full details & status history →
HPDClass B
NOV CERTIFIED ON TIME
Issued Jun 23, 2026#19033597

§ 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CRACK GLASS PANE AT LOWER SASH WINDOW TOTAL OF 3 IN THE 1st ROOM FROM EAST AT NORTH LOCATED AT APT 17F, 17th STORY, 5th APARTMENT FROM SOUTH AT WEST

View this violation's full details & status history →
HPDClass A
NOV SENT OUT
Issued Jun 23, 2026#19033599

§ 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE VINYL FLOOR COVER IN THE 1st ROOM FROM EAST AT NORTH LOCATED AT APT 17F, 17th STORY, 5th APARTMENT FROM SOUTH AT WEST

View this violation's full details & status history →

+ 376 more violations on record — view full report

Get the Complete Report for 820 THIERIOT 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 820 THIERIOT AVE, Bronx built?

The building at 820 THIERIOT AVE, Bronx, NY 10473 was constructed in 1968. It is classified as a elevator apartment - fireproof without stores with 16 floors and 157 units. The building area is 176,054 sqft.

Are there building permits at 820 THIERIOT AVE, Bronx?

Yes. 820 THIERIOT AVE, Bronx, NY 10473 has 63 building permits on record, with 28 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 Aug 8, 2025.

Does 820 THIERIOT AVE, Bronx have violations?

Yes. 820 THIERIOT AVE, Bronx, NY 10473 has 381 violations on record, with 34 currently open. Breakdown: 5 DOB, 29 ECB, 347 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 820 THIERIOT AVE, Bronx have docketed judgments?

Yes. 820 THIERIOT AVE, Bronx, NY 10473 has 13 docketed judgments on record with the NYC Office of Administrative Trials & Hearings (OATH), with an open balance of $100. 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 820 THIERIOT AVE?

820 THIERIOT AVE, Bronx, NY 10473 has an assessed market value of $10.8M and a total assessed value of $4.9M (land: $306K). Assessment data is from the NYC Department of Finance (DOF).

When was 820 THIERIOT AVE last sold?

820 THIERIOT AVE, Bronx, NY 10473 last sold for $54.5M on May 9, 2025. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

What is the zoning for 820 THIERIOT AVE?

820 THIERIOT AVE, Bronx, NY 10473 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 820 THIERIOT AVE?

820 THIERIOT AVE, Bronx, NY 10473 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 820 THIERIOT AVE?

Search 820 THIERIOT 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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820 THIERIOT AVE, Bronx, NY 10473 — Property Records, Permits, Violations, Tax & Zoning | RegWatch