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Manhattan • Condo

100 East 21 St

Manhattan, NY 10010Company-ownedBBL 1008761301BIN 1017947
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16 sources

Year Built1913
Floors20
Units6
Building Area217,947 sqft
ZoningC6-4A
ClassRC
Market Value$63.8M

100 EAST 21 ST is a property located at 100 EAST 21 ST, Manhattan, NY 10010. It is classified as a condo - miscellaneous commercial. The building was constructed in 1913. It has 20 floors and 6 units. The building area is 217,947 square feet on a 10,350 sqft lot. The property is zoned C6-4A. The assessed market value is $63.8M. Public records list the property as company-owned. There are 881 building permits on record (614 active). There are 125 violations on record (5 currently open). 20 docketed judgments carrying $1,400 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

1,225records on file
83Energy Star

Completed in 1913, 100 East 21 St rises 20 stories over New York. Public records put it at 6 units and 217,947 square feet of floor area, on land zoned C6-4A. It is carried on the public rolls at a market value of $63.8M, and assessed for tax at $28.7M. In the 39 years its record reaches back, the lot has drawn 1,225 separate government filings — a paper trail nearly as tall as the building itself.

The documentary life of the address leans hard toward permit: 881 of its 1,225 records, fully 72%, fall under that one heading. Violation (125) and enforcement (115) trail well behind. 5 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 2025.

On the environmental ledger, the building posts an Energy Star score of 83, with a site energy-use intensity of 70.7 kBtu per square foot. Its operations answer for roughly 1,281 metric tons of CO2-equivalent a year.

Read together — 72% permit, 39 years of accumulation, a parcel of New York — these scattered records compose a portrait of the address that no single page sets out to draw.

72% of every record here performs the same act: permit.

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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

Address100 EAST 21 ST, Manhattan, NY 10010
Building TypeCondo - Miscellaneous Commercial
RC
Year Built1913
Floors20
Total Units6
Building Area217,947 sqft
Lot Size10,350 sqft
ZoningC6-4A
ConditionAverage
1008761301
1017947
OwnershipCompany-owned

Assessment & Sales

$63.8M
$28.7M
$710K

Building Permits

881 on record · 614 active
General ConstructionDOB NOW
APPROVED
Filed Oct 23, 2026Est. cost $190KJob #M01436323-S1
View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Oct 23, 2026Est. cost $130KJob #M01449075-I1
View this permit's full record & inspection history →
Minor WorkDOB NOW
APPROVED
Filed Oct 23, 2026Job #M8113762
View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ISSUED
Filed Oct 22, 2026Est. cost $130KJob #M01449075-I1

Initial Permit

View this permit's full record & inspection history →
PlumbingDOB NOW
PERMIT ISSUED
Filed Oct 22, 2026Est. cost $35KJob #M01436323-S2

Initial Permit

View this permit's full record & inspection history →

+ 876 more permits — view full report

Violations

125 on record · 5 open
Open judgment balance — docketed OATH judgments$1,400
Judgments · 20 docketed
DEP summons (OATH)JUDGMENT DOCKETED
Docketed Jul 31, 2026Ticket #000964156K
IDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 2ND OFF
DEP summons (OATH)JUDGMENT DOCKETED
Docketed Sep 30, 2026Balance $1,300Ticket #000987838J
IDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 1ST OFF
DOT summons (OATH)JUDGMENT DOCKETED
Docketed Jun 30, 2025Ticket #0218090438
OP OF A S W CAFE RDWY CAFE W O A LICENSE REVOC CONSENT 1ST OFFENSE
DEP summons (OATH)JUDGMENT DOCKETED
Docketed Jun 30, 2026Ticket #000892774H
IDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 1ST OFF
FDNY summons (OATH)JUDGMENT DOCKETED
Docketed Oct 31, 2023Ticket #012135871R
FIRE PROTECTION SYSTEMS:FAIL TO PREVENT UNNECESSARY UNWARRANTED ALARMS

+ 15 more docketed judgments — view full report

DOB LegacyC
ACTIVE
Issued Mar 11, 2026#2819882

FTM BLDG. OBSERVED SEVERAL BROKEN WINDOW PANES ON MULTIPLE FLOORS ON EXPOSURE 3 EAST ELEVATION. REMEDY: REPAIR AND/OR REPLACE DAMAGED BROKEN WINDOW

View this violation's full details & status history →
SafetyEnergy Grade Ll33
ACTIVE
Issued Mar 6, 2026#VIO-FTP-EN-EGRDEA-202512-0001103

FAILURE TO DISPLAY ENERGY EFFICIENCY SCORE AND ENERGY EFFICIENCY GRADE AS PER AD CODE SEC. 28-309.12.3

View this violation's full details & status history →
SafetyGas Piping Ll152
ACTIVE
Issued Sep 18, 2025#NOD-FTF-PL-PER-202206-0087207

Cycle 1, Sub-cycle B (premises is in Community District 5)

View this violation's full details & status history →
DOB LegacyFacade Safety (FISP)
ACTIVE
Issued Dec 20, 2022#2606680

CYCLE 9A UNSAFE REPORT FILED

View this violation's full details & status history →

+ 121 more violations on record — view full report

Get the Complete Report for 100 EAST 21 ST

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

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Frequently Asked Questions

When was 100 EAST 21 ST, Manhattan built?

The building at 100 EAST 21 ST, Manhattan, NY 10010 was constructed in 1913. It is classified as a condo - miscellaneous commercial with 20 floors and 6 units. The building area is 217,947 sqft.

Are there building permits at 100 EAST 21 ST, Manhattan?

Yes. 100 EAST 21 ST, Manhattan, NY 10010 has 881 building permits on record, with 614 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 (APPROVED) filed Oct 23, 2026.

Does 100 EAST 21 ST, Manhattan have violations?

Yes. 100 EAST 21 ST, Manhattan, NY 10010 has 125 violations on record, with 5 currently open. Breakdown: 12 DOB Safety, 90 DOB, 23 ECB. Sources: NYC DOB, HPD, and ECB/OATH.

Does 100 EAST 21 ST, Manhattan have docketed judgments?

Yes. 100 EAST 21 ST, Manhattan, NY 10010 has 20 docketed judgments on record with the NYC Office of Administrative Trials & Hearings (OATH), with an open balance of $1,400. 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 100 EAST 21 ST?

100 EAST 21 ST, Manhattan, NY 10010 has an assessed market value of $63.8M and a total assessed value of $28.7M (land: $710K). Assessment data is from the NYC Department of Finance (DOF).

What is the zoning for 100 EAST 21 ST?

100 EAST 21 ST, Manhattan, NY 10010 is zoned C6-4A. 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 100 EAST 21 ST?

100 EAST 21 ST, Manhattan, NY 10010 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 100 EAST 21 ST?

Search 100 EAST 21 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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100 EAST 21 ST, Manhattan, NY 10010 — Property Records, Permits, Violations, Tax & Zoning | RegWatch