NYC property data › Manhattan › Upper East Side › 637 Madison Avenue

637 Madison Avenue

Upper East Side, Manhattan · Commercial & office · BBL 1013740021

View 637 Madison Avenue on the Crezly property map →

33Units
19Floors
149,881Building sq ft
9,087Lot sq ft
1958Year built
C5-3Zoning
16.49 of 15.00Built FAR
$153M · 2018Last sale
30DOB permits
0Open violations

Who owns this building?

The recorded owner of record for this lot is on file. Create a free Crezly account to see it.

Create a free account to see the owner

Sales history

RecordedDocumentAmount
2018-06-29Deed$153,000,000
2014-09-11Deed$145,000,000
2007-07-06Deed$110,000,000
2004-12-29Deednot recorded
2004-11-05Deednot recorded
2004-11-04Deednot recorded
2004-09-10Deednot recorded
2004-08-17Deednot recorded
2004-08-17Deednot recorded
2004-08-17Deednot recorded
2004-08-17Deednot recorded
1991-03-14Deednot recorded

Source: NYC ACRIS. A $0 amount means the deed records no consideration — common on estate, correction and in-family transfers, and not a sale price of zero.

Recent DOB permits

IssuedTypeWork
2026-05-14Initial PermitMechanical Systems
2025-10-29Initial PermitMechanical Systems
2025-03-13Initial PermitGeneral Construction
2024-01-11Renewal Permit with ChangesMechanical Systems
2023-01-03Renewal Permit Without ChangesMechanical Systems

Source: DOB NOW approved permits, which covers 2017 onward. 30 permits on file for this lot.

Owner debt & loan position

The most recent open mortgage recorded against this lot, when it was recorded, and how far into its term it is.

Create a free account

Reach the owner

Crezly holds a skip-traced phone or email for the owner of this lot.

Create a free account

Who finances deals like this

The lenders with the most recorded office mortgages in Manhattan since 2021, from public ACRIS filings.

  1. Deutsche Bank Ag, New York Branch — 21 loans, typically $11.23M–$38.17M
  2. Athene Annuity And Life Company — 14 loans, typically $3.17M–$45M
  3. Metlife Real Estate Lending LLC — 8 loans, typically $1.15M–$25M
  4. Reznik Paz Nevo Trusts Ltd., As Trustee — 5 loans, typically $9.64M–$40.79M
  5. Dl Rcf I Loan Holdings, LLC — 4 loans, typically $13.25M–$86.85M
Match this deal to 179 lenders

Crezly connects borrowers and lenders. Crezly is not a loan broker, does not negotiate terms, and receives no compensation contingent on any loan closing.

Other lots on this block

Recent sales in Upper East Side

Upper East Side commercial real-estate market data →

Manhattan commercial real estate for sale →

See the owner of this building

A free Crezly account unlocks the recorded owner on every NYC lot.

Create a free account

Or get deals like this on WhatsApp →

Development & air rights

110% Utilization — built floor area as a share of the estimated as-of-right maximum

Create a free account to see the estimated unused buildable area for this lot, or upgrade for the exact figures and the citywide opportunity screener. Create a free account

Estimated from NYC PLUTO zoning data. This is not a zoning analysis — confirm with a zoning attorney or architect before relying on it. As-of-right only: excludes bonuses, air-rights transfers and variances.

Compiled from NYC Open Data: PLUTO (lot and building attributes), ACRIS (deeds and mortgages), DOB NOW (permits) and HPD (violations). Public record, presented as recorded; Crezly does not warrant it. BBL 1013740021 · data refreshed 2026-10-24