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Manhattan • Elevator Apartment

303 Mercer St

Manhattan, NY 10003Company-ownedBBL 1005480024BIN 1008836
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16 sources

Year Built1900
Floors6
Units63
Building Area86,332 sqft
ZoningR7-2
ClassD0
Market Value$31.2M

303 MERCER ST is a property located at 303 MERCER ST, Manhattan, NY 10003. It is classified as a elevator apartment - co-op conversion. The building was constructed in 1900. It has 6 floors and 63 units. The building area is 86,332 square feet on a 20,000 sqft lot. The property is zoned R7-2. The assessed market value is $31.2M. Public records list the property as company-owned. There are 418 building permits on record (291 active). There are 60 violations on record (3 currently open). 5 docketed judgments carrying $1,018 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

617records on file
87Energy Star

Completed in 1900, 303 Mercer St rises 6 stories over New York. Public records put it at 63 units and 86,332 square feet of floor area, on land zoned R7-2. It is carried on the public rolls at a market value of $31.2M, and assessed for tax at $14.0M. In the 50 years its record reaches back, the lot has drawn 617 separate government filings.

The documentary life of the address leans hard toward permit: 418 of its 617 records, fully 68%, fall under that one heading. Violation (60) and assignment (35) trail well behind. 3 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 2007.

On the environmental ledger, the building posts an Energy Star score of 87, with a site energy-use intensity of 58.5 kBtu per square foot. Its operations answer for roughly 349 metric tons of CO2-equivalent a year.

Read together — 68% permit, 50 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.

68% 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
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Property Details

Address303 MERCER ST, Manhattan, NY 10003
Building TypeElevator Apartment - Co-op Conversion
D0
Year Built1900
Floors6
Total Units63
Building Area86,332 sqft
Lot Size20,000 sqft
ZoningR7-2
ConditionAverage
1005480024
1008836
OwnershipCompany-owned

Assessment & Sales

$31.2M
$14M
$855K

Building Permits

418 on record · 291 active
General ConstructionDOB NOW
LOC ISSUED
Filed Oct 13, 2026Est. cost $137KJob #M01343344-I1
View this permit's full record & inspection history →
ElectricalDOB NOW
PERMIT ISSUED
Filed Oct 7, 2026Job #M01471205-I1-EL

New lines for bathroom renovation. New dedicated line from existing panel for bidet. Apt A305

View this permit's full record & inspection history →
ElectricalDOB NOW
APPROVED
Filed Oct 7, 2026Job #M01471205-P1

New lines for bathroom renovation. New dedicated line from existing panel for bidet. Apt A305

View this permit's full record & inspection history →
ElectricalDOB NOW
COMPLETE
Filed Aug 10, 2026Job #M01443455-I1-EL

Apt A305 - Replacement of devices using existing wiring

View this permit's full record & inspection history →
PlumbingDOB NOW
PERMIT ISSUED
Filed Jul 6, 2026Est. cost $45KJob #M01343344-S2

Initial Permit

View this permit's full record & inspection history →

+ 413 more permits — view full report

Violations

60 on record · 3 open
Open judgment balance — docketed OATH judgments$1,018
Judgments · 5 docketed
FDNY summons (OATH)JUDGMENT DOCKETED
Docketed Oct 31, 2024Balance $1,000Ticket #014122149J
INSPECTION AND TESTING
FDNY summons (OATH)JUDGMENT DOCKETED
Docketed Feb 28, 2019Balance $18Ticket #011663602L
INSPECTION AND TESTING
DEP summons (OATH)JUDGMENT DOCKETED
Docketed Jan 31, 2019Ticket #000418063N
OPERATING WITHOUT RENEWING OF EXPIRED OPERATING CERTIFICATE 1ST OFF
DOB summons (OATH)JUDGMENT DOCKETED
Docketed Aug 4, 2008Ticket #034635307P
JOB SITE FENCE DEFECTIVE.
OATH summonsJUDGMENT DOCKETED
Docketed Oct 31, 2000Ticket #0109423344
20000505N
SafetyGas Piping Ll152
ACTIVE
Issued Sep 18, 2025#NOD-FTF-PL-PER-202206-0088098

Cycle 1, Sub-cycle B (premises is in Community District 2)

View this violation's full details & status history →

+ 59 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 303 MERCER ST, Manhattan built?

The building at 303 MERCER ST, Manhattan, NY 10003 was constructed in 1900. It is classified as a elevator apartment - co-op conversion with 6 floors and 63 units. The building area is 86,332 sqft.

Are there building permits at 303 MERCER ST, Manhattan?

Yes. 303 MERCER ST, Manhattan, NY 10003 has 418 building permits on record, with 291 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 (LOC ISSUED) filed Oct 13, 2026.

Does 303 MERCER ST, Manhattan have violations?

Yes. 303 MERCER ST, Manhattan, NY 10003 has 60 violations on record, with 3 currently open. Breakdown: 1 DOB Safety, 31 DOB, 6 ECB, 22 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 303 MERCER ST, Manhattan have docketed judgments?

Yes. 303 MERCER ST, Manhattan, NY 10003 has 5 docketed judgments on record with the NYC Office of Administrative Trials & Hearings (OATH), with an open balance of $1,018. 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 303 MERCER ST?

303 MERCER ST, Manhattan, NY 10003 has an assessed market value of $31.2M and a total assessed value of $14M (land: $855K). Assessment data is from the NYC Department of Finance (DOF).

What is the zoning for 303 MERCER ST?

303 MERCER ST, Manhattan, NY 10003 is zoned R7-2. 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 303 MERCER ST?

303 MERCER ST, Manhattan, NY 10003 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 303 MERCER ST?

Search 303 MERCER 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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303 MERCER ST, Manhattan, NY 10003 — Property Records, Permits, Violations, Tax & Zoning | RegWatch