NYC property data › Manhattan › Upper East Side › 813 Madison Avenue

813 Madison Avenue

Upper East Side, Manhattan · Mixed residential & commercial · BBL 1013830021

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4Units
5Floors
11,380Building sq ft
2,941Lot sq ft
1882Year built
C5-1Zoning
3.87 of 10.00Built FAR
1992Last sale
9DOB permits
2Open violations

Who owns this building?

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Sales history

RecordedDocumentAmount
1992-09-17Deednot 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
2024-04-15Initial PermitSprinklers
2024-02-22Initial PermitPlumbing
2023-12-21Initial PermitSidewalk Shed
2023-07-29Initial PermitGeneral Construction
2023-07-28Initial PermitMechanical Systems

Source: DOB NOW approved permits, which covers 2017 onward. 9 permits on file for this lot.

Open HPD violations

ClassOpenMost recent
Class B (hazardous)22004-09-22

Source: HPD open violations, classes B and C. A violation stays open until HPD certifies the correction, so an old date does not mean the condition persists today.

Motivated-Seller Score

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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.

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Who finances deals like this

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

  1. Scale Abf 135TH Harlem Lender LLC — 3 loans, typically $5.25M–$33.75M
  2. S3 Re 34 Union Square Funding LLC — 3 loans, typically $3M–$15.5M
  3. East Ninth LLC — 3 loans, typically $1.31M–$15.72M
  4. Symetra Life Insurance Company — 4 loans, typically $184K–$329K
  5. Commonwealth Business Bank — 3 loans, typically $370K–$2.24M
Match this deal to 135 lenders

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Other lots on this block

Recent sales in Upper East Side

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Development & air rights

39% Underbuilt — built floor area as a share of the estimated as-of-right maximum

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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 1013830021 · data refreshed 2026-10-17