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NYC Building Records · BBL 1021300036

175 AUDUBON AVENUE

Manhattan · Block 2130 · Lot 36 · Walk-up + store (Class C7)

175 AUDUBON AVENUE is a Class C7 (walk-up + store) building in Manhattan (BBL 1021300036) built in 1912, with 24 residential units across 5 floors.

The building is in NYC community district 112, council district 10, zoning district R7-2, on a 5,510-square-foot lot with a building footprint of 21,805 square feet.

The current registered owner of record per NYC PLUTO is DIAGONAL REALTY LLC.

MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.

The building is registered with NYC HPD's landlord-registration system and has no open HPD housing-maintenance code violations on record as of May 18, 2026.

Data sourced daily from NYC PLUTO (Department of City Planning), NYC ACRIS (Department of Finance), and NYC HPD housing-maintenance code violations.

Owner of record

DIAGONAL REALTY LLC
HPD-registered head officer: Susan Edelstein

HPD registered contacts

People legally accountable to HPD for conditions at this building, in registration-priority order:
  • Head OfficerSusan Edelstein
  • Corporate OwnerDIAGONAL REALTY LLC
  • Site ManagerISMAEL VEGA

Most recent deed

Most recent ACRIS document: MTGE recorded Nov 8, 2005.
🔒 See the full deed history for this building →

Recent ACRIS documents (last 1)

DateTypeAmountParties
Nov 8, 2005MTGE$400KParties redacted — full names in MetroDeeds Scout+
🔒 Reveal the redacted buyer/seller name above →

Building stats

Units
24
Year built
1912
Class
C7
Borough
Manhattan
Zoning:
R7-2
Lot size:
5,510 sqft
Building area:
21,805 sqft
Floors:
5
Assessed value:
$809K
Community district:
112
Council district:
10

HPD violations

0 open
Most severe class on record: Class C (immediately hazardous)
No open violations on record. Source: NYC HPD.
🔒 See every closed violation + inspection history →

Recent HPD violation details

Most recent 5 violations issued by NYC HPD at this address:
  • Class AInspected Apr 29, 2026
    (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
  • Class CInspected Apr 1, 2026
    567 (C) § 27-2017, 27-2017.1, 27-2017.4, 27-2017.5, 27-2017.8, 27-2019, 27-2021 HMC: ABATE THE NUISANCE CONSISTING OF EVIDENCE OF RATS AND A…
  • Class AInspected Apr 1, 2026
    §27-2104(B) HMC POST A PROPER NOTICE REGARDING RENT STABILIZATION LAW, IN A FORM APPROVED BY THE COMMISSIONER, IN A CONSPICUOUS LOCATION WIT…
  • Class IInspected Nov 17, 2025
    §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE…
  • Class BInspected Oct 15, 2025
    § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE WINDOW, 1-ST FROM SOUTH AT WEST, LOWER SASH SPRING BALANCES IN THE 2nd ROO…
🔒 See closure dates + classification on archived violations →

Recent ACRIS activity

1 document in the last 5 years (most recent Nov 8, 2005).

Frequently asked questions about 175 AUDUBON AVENUE

Who owns 175 AUDUBON AVENUE?

The current registered owner of record for 175 AUDUBON AVENUE per NYC PLUTO is DIAGONAL REALTY LLC. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.

When was 175 AUDUBON AVENUE last sold?

MetroDeeds shows no confirmed ACRIS deed transfer for 175 AUDUBON AVENUE in the last 5 years of recorded NYC public-records data. NYC ACRIS coverage extends back to 1966; an absence in our 5-year window typically means either the BBL has not transacted recently, or the most recent recorded document is not a DEED type (such as a refinance rather than a sale).

How many HPD violations does 175 AUDUBON AVENUE have?

No open HPD housing-maintenance code violations are on record for 175 AUDUBON AVENUE as of May 18, 2026. The building is registered with NYC HPD's landlord-registration system. HPD violation data is pulled daily from the NYC Open Data violations feed.

What is the assessed value of 175 AUDUBON AVENUE?

NYC Department of Finance assesses 175 AUDUBON AVENUE at $809K for the current tax year. NYC assesses property at a fraction of estimated market value (the assessment ratio varies by tax class — 6% for tax class 1 one-to-three-family dwellings, approximately 45% for tax class 2 rental apartment buildings), so the market value implied by this assessment is meaningfully higher. Assessment data is published by NYC Department of Finance.

What building class is 175 AUDUBON AVENUE and what does that mean?

175 AUDUBON AVENUE is NYC building class C7 — Walk-up + store. A walk-up apartment building with a store on the ground floor. Building class is assigned by NYC Department of Finance and recorded in PLUTO; it determines the property's tax class and the regulatory regime that applies.

More from MetroDeeds

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