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Manhattan • Office

400 Madison Ave

Manhattan, NY 10017Company-ownedBBL 1012830017BIN 1035420
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Updated Aug 1, 2026 · 16 sources

Year Built1929
Floors20
Units70
Building Area146,191 sqft
ZoningC5-3
ClassO4
Market Value$64.5M

400 MADISON AVE is a property located at 400 MADISON AVE, Manhattan, NY 10017. It is classified as a office - miscellaneous. The building was constructed in 1929. It has 20 floors and 70 units. The building area is 146,191 square feet on a 8,987 sqft lot. The property is zoned C5-3. The assessed market value is $64.5M. It last sold for $194.5M on Oct 24, 2018. Public records list the property as company-owned. There are 952 building permits on record (666 active). There are 101 violations on record (2 currently open). 13 docketed judgments carrying $5,800 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

1,574records on file
84Energy Star

Completed in 1929, 400 Madison Ave rises 20 stories over New York. Public records put it at 70 units and 146,191 square feet of floor area, on land zoned C5-3. It is carried on the public rolls at a market value of $64.5M, and assessed for tax at $29.0M. In the 98 years its record reaches back, the lot has drawn 1,574 separate government filings — a paper trail nearly as tall as the building itself.

The documentary life of the address leans hard toward permit: 952 of its 1,574 records, fully 60%, fall under that one heading. Inspection (151) and enforcement (127) trail well behind. 2 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 2018.

On the environmental ledger, the building posts an Energy Star score of 84, with a site energy-use intensity of 70.8 kBtu per square foot. Its operations answer for roughly 1,054 metric tons of CO2-equivalent a year.

Read together — 60% permit, 98 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.

$64.5M of New York, written across 1,574 government filings.

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

Property Details

Address400 MADISON AVE, Manhattan, NY 10017
Building TypeOffice - Miscellaneous
O4
Year Built1929
Floors20
Total Units70
Building Area146,191 sqft
Lot Size8,987 sqft
ZoningC5-3
1012830017
1035420
OwnershipCompany-owned

Assessment & Sales

$64.5M
$29M
$7.8M
$194.5M
Last Sale DateOct 24, 2018

Building Permits

952 on record · 666 active
General ConstructionDOB NOW
PERMIT ISSUED
Filed Jul 2, 2026Est. cost $1.1MJob #M01140247-I1

Renewal Permit Without Changes

View this permit's full record & inspection history →
Suspended ScaffoldDOB NOW
PERMIT ISSUED
Filed Jul 1, 2026Job #M01223360-I1

Renewal Permit Without Changes

View this permit's full record & inspection history →
SignDOB NOW
PERMIT ISSUED
Filed Jun 30, 2026Est. cost $900Job #M01416277-I1

Initial Permit

View this permit's full record & inspection history →
SignDOB NOW
PERMIT ISSUED
Filed Jun 30, 2026Est. cost $900Job #M01416278-I1

Initial Permit

View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Jun 30, 2026Est. cost $900Job #M01416278-I1
View this permit's full record & inspection history →

+ 947 more permits — view full report

Violations

101 on record · 2 open
Open judgment balance — docketed OATH judgments$5,800
Judgments · 13 docketed
DEP summons (OATH)JUDGMENT DOCKETED
Docketed Jun 16, 2026Balance $2,600Ticket #000966488X
IDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 3RD AND SUB
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed Feb 28, 2025Balance $300Ticket #048462355P
IMPROPER RECEPTACLE ALL BUSINESSES 1ST
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed Feb 28, 2025Balance $300Ticket #048462333Y
IMPROPER RECEPTACLE ALL BUSINESSES 1ST
DEP summons (OATH)JUDGMENT DOCKETED
Docketed Mar 31, 2026Balance $2,600Ticket #000897687M
IDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 3RD AND SUB
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed Jul 31, 2023Ticket #047659947L
SIDEWALK OBSTRUCTION

+ 8 more docketed judgments — view full report

DOB LegacyFacade Safety (FISP)
ACTIVE
Issued Feb 20, 2024#2748246

CYCLE 9C UNSAFE REPORT FILED

View this violation's full details & status history →
DOB LegacyLBLVIO
ACTIVE
Issued Jun 30, 2023#2728040

VIOLATION ISSUED-FAILURE TO FILE 2021 EXTERNAL LOW PRESSURE INSPECTION

View this violation's full details & status history →

+ 99 more violations on record — view full report

Get the Complete Report for 400 MADISON 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 400 MADISON AVE, Manhattan built?

The building at 400 MADISON AVE, Manhattan, NY 10017 was constructed in 1929. It is classified as a office - miscellaneous with 20 floors and 70 units. The building area is 146,191 sqft.

Are there building permits at 400 MADISON AVE, Manhattan?

Yes. 400 MADISON AVE, Manhattan, NY 10017 has 952 building permits on record, with 666 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 ISSUED) filed Jul 2, 2026.

Does 400 MADISON AVE, Manhattan have violations?

Yes. 400 MADISON AVE, Manhattan, NY 10017 has 101 violations on record, with 2 currently open. Breakdown: 83 DOB, 18 ECB. Sources: NYC DOB, HPD, and ECB/OATH.

Does 400 MADISON AVE, Manhattan have docketed judgments?

Yes. 400 MADISON AVE, Manhattan, NY 10017 has 13 docketed judgments on record with the NYC Office of Administrative Trials & Hearings (OATH), with an open balance of $5,800. 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 400 MADISON AVE?

400 MADISON AVE, Manhattan, NY 10017 has an assessed market value of $64.5M and a total assessed value of $29M (land: $7.8M). Assessment data is from the NYC Department of Finance (DOF).

When was 400 MADISON AVE last sold?

400 MADISON AVE, Manhattan, NY 10017 last sold for $194.5M on Oct 24, 2018. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

What is the zoning for 400 MADISON AVE?

400 MADISON AVE, Manhattan, NY 10017 is zoned C5-3. 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 400 MADISON AVE?

400 MADISON AVE, Manhattan, NY 10017 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 400 MADISON AVE?

Search 400 MADISON 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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400 MADISON AVE, Manhattan, NY 10017 — Property Records, Permits, Violations, Tax & Zoning | RegWatch