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Brooklyn • Condo

798 Union St

Brooklyn, NY 11215BBL 3009571301BIN 3020198
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16 sources

Year Built1910
Floors7
Units29
Building Area53,907 sqft
ZoningR6A
ClassRM
Market Value$15.1M

798 UNION ST is a property located at 798 UNION ST, Brooklyn, NY 11215. It is classified as a condo - multi-dwelling. The building was constructed in 1910. It has 7 floors and 29 units. The building area is 53,907 square feet on a 8,685 sqft lot. The property is zoned R6A. The assessed market value is $15.1M. There are 124 building permits on record (80 active). There are 148 violations on record (17 currently open). 16 docketed judgments carrying $12,175 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

486records on file
47Energy Star

Completed in 1910, 798 Union St rises 7 stories over Kings. Public records put it at 29 units and 53,907 square feet of floor area, on land zoned R6A. It is carried on the public rolls at a market value of $15.1M, and assessed for tax at $6.8M. In the 45 years its record reaches back, the lot has drawn 486 separate government filings.

The documentary life of the address leans hard toward violation: 148 of its 486 records, fully 30%, fall under that one heading. Permit (124) and inspection (58) trail well behind. 17 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 2023.

On the environmental ledger, the building posts an Energy Star score of 47, with a site energy-use intensity of 43.5 kBtu per square foot. Its operations answer for roughly 291 metric tons of CO2-equivalent a year.

Read together — 30% violation, 45 years of accumulation, a parcel of Kings — these scattered records compose a portrait of the address that no single page sets out to draw.

$15.1M of Kings, written across 486 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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Sources
NYC DOBNYC HPDNYC DOFACRISNYC DCPECB/OATHNYC DEPNYC LPCNYC FDNYNYS DHCRMOCEJFEMAEPAUS CensusHUDUSGS
latest record

Property Details

Address798 UNION ST, Brooklyn, NY 11215
Building TypeCondo - Multi-Dwelling
RM
Year Built1910
Floors7
Total Units29
Building Area53,907 sqft
Lot Size8,685 sqft
ZoningR6A
ConditionAverage
3009571301
3020198

Assessment & Sales

$15.1M
$6.8M
$393K

Building Permits

124 on record · 80 active
Suspended ScaffoldDOB NOW
PERMIT ISSUED
Filed May 29, 2025Job #B01232721-I1

Initial Permit

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General ConstructionDOB NOW
PERMIT ENTIRE
Filed May 29, 2025Job #B01232721-I1
View this permit's full record & inspection history →
General ConstructionDOB NOW
LOC ISSUED
Filed Nov 15, 2024Est. cost $999.03Job #B01056144-I1
View this permit's full record & inspection history →
General ConstructionDOB NOW
APPROVED
Filed Nov 6, 2024Est. cost $999.03Job #B01056144-P1
View this permit's full record & inspection history →
Mechanical SystemsDOB NOW
SIGNED-OFF
Filed Aug 28, 2024Est. cost $999.03Job #B01056144-I1

Initial Permit

View this permit's full record & inspection history →

+ 119 more permits — view full report

Violations

148 on record · 17 open
Open judgment balance — docketed OATH judgments$12,175
Judgments · 16 docketed
DOB summons (OATH)JUDGMENT DOCKETED
Docketed Jun 30, 2026Ticket #039173510Z
FAILURE TO MAINTAIN ELEVATOR OR CONVEYING SYSTEM
FDNY summons (OATH)JUDGMENT DOCKETED
Docketed Apr 30, 2026Balance $1,000Ticket #014214125N
INSPECTION AND TESTING
DEP summons (OATH)JUDGMENT DOCKETED
Docketed Oct 9, 2026Balance $1,600Ticket #001005701J
IDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 3RD AND SUB
DEP summons (OATH)JUDGMENT DOCKETED
Docketed Sep 29, 2026Balance $1,800Ticket #001003189K
IDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 3RD AND SUB
DEP summons (OATH)JUDGMENT DOCKETED
Docketed Feb 28, 2026Ticket #000928403K
IDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 3RD AND SUB

+ 11 more docketed judgments — view full report

SafetyGas Piping Ll152
ACTIVE
Issued Oct 31, 2025#NOD-FTF-PL-PER-202212-0133081

Cycle 1, Sub-cycle C (premises is in Community District 6)

View this violation's full details & status history →
SafetyElevator
ACTIVE
Issued Oct 10, 2025#VIO-FTC-VT-PER-202412-0004596

Violation Issued-Failure To File 2024 Periodic Inspection Affirmation of Correction

View this violation's full details & status history →
DOB LegacyAEUHAZ1
ACTIVE
Issued Jan 22, 2025#2788970

FAILURE TO CERTIFY CORRECTION ON IMMEDIATELY HAZARDOUS (CLASS 1) ECB VIOLATION

View this violation's full details & status history →
ECBConstruction
ACTIVE
Issued Oct 1, 2024#37031009Z

FAILURE TO SUBMIT THE REQUIRED PARKING STRUCTURE INITIAL OBSERVATION REPORT FOR AN EXISTING PARKING STRUCTURE OR A PERIODIC INSPECTION OF A PARKING STRUCTURE(PIPS) REPORT DOCUMENTING THE CONDITIONS OF PSID#B000

View this violation's full details & status history →
DOB LegacyEARCX
ACTIVE
Issued Jun 23, 2024#2756757

FAILURE TO SUBMIT AN EER PER AD. CODE SEC. 28-308.4 - MULTIPLE YEARS (2023)

View this violation's full details & status history →

+ 143 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 798 UNION ST, Brooklyn built?

The building at 798 UNION ST, Brooklyn, NY 11215 was constructed in 1910. It is classified as a condo - multi-dwelling with 7 floors and 29 units. The building area is 53,907 sqft.

Are there building permits at 798 UNION ST, Brooklyn?

Yes. 798 UNION ST, Brooklyn, NY 11215 has 124 building permits on record, with 80 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Suspended Scaffold (PERMIT ISSUED) filed May 29, 2025.

Does 798 UNION ST, Brooklyn have violations?

Yes. 798 UNION ST, Brooklyn, NY 11215 has 148 violations on record, with 17 currently open. Breakdown: 4 DOB Safety, 79 DOB, 45 ECB, 20 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 798 UNION ST, Brooklyn have docketed judgments?

Yes. 798 UNION ST, Brooklyn, NY 11215 has 16 docketed judgments on record with the NYC Office of Administrative Trials & Hearings (OATH), with an open balance of $12,175. 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 798 UNION ST?

798 UNION ST, Brooklyn, NY 11215 has an assessed market value of $15.1M and a total assessed value of $6.8M (land: $393K). Assessment data is from the NYC Department of Finance (DOF).

What is the zoning for 798 UNION ST?

798 UNION ST, Brooklyn, NY 11215 is zoned R6A. 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.

How do I get a full property report for 798 UNION ST?

Search 798 UNION ST 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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798 UNION ST, Brooklyn, NY 11215 — Property Records, Permits, Violations, Tax & Zoning | RegWatch