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NYC Building Records · BBL 1012500045

312 WEST 89 STREET

Manhattan · Block 1250 · Lot 45 · Walk-up, four families (Class C5)

312 WEST 89 STREET is a Class C5 (walk-up, four families) building in Manhattan (BBL 1012500045) built in 1890, with 20 residential units across 4 floors.

The building is in NYC community district 107, council district 6, zoning district R8, on a 4,028-square-foot lot with a building footprint of 12,008 square feet.

The current registered owner of record per NYC PLUTO is TWO TEN NET TEN, L.L.C.

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

TWO TEN NET TEN, L.L.C
HPD-registered head officer: MAGDALENA KOSZ

HPD registered contacts

People legally accountable to HPD for conditions at this building, in registration-priority order:
  • Head OfficerMAGDALENA KOSZ
  • Corporate OwnerTWO TEN NET TEN LLC
  • Managing AgentA.J. CLARKE REAL ESTATE CORP
  • Site ManagerFRANK BRUSCO

Most recent deed

Most recent ACRIS document: AGMT recorded Sep 28, 2021.
🔒 See full deed history for this building →

Recent ACRIS documents (last 2)

DateTypeAmountParties
Sep 28, 2021AGMTNot disclosedParties redacted — full names in MetroDeeds Scout+
Mar 16, 2018AGMT$1.2MParties redacted — full names in MetroDeeds Scout+
🔒 Unlock party names + multi-decade history →

Building stats

Units
20
Year built
1890
Class
C5
Borough
Manhattan
Zoning:
R8
Lot size:
4,028 sqft
Building area:
12,008 sqft
Floors:
4
Assessed value:
$1.4M
Community district:
107
Council district:
6

HPD violations

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

Recent HPD violation details

Most recent 5 violations issued by NYC HPD at this address:
  • Class AInspected Jun 12, 2025
    (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 AInspected Jun 4, 2025
    (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 AInspected Nov 18, 2021
    § 27-2046.1 HMC: POST A PROPER NOTICE OF CARBON MONOXIDE DETECTING DEVICE REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, IN A COMMON…
  • Class AInspected Nov 18, 2021
    § 27-2104 ADM CODE POST AND MAINTAIN A PROPER SIGN ON WALL OF ENTRANCE STORY SHOWING THE REGISTRATION NUMBER ASSIGNED BY THE DEPARTMENT AND…
  • Class CInspected Nov 18, 2021
    § 27-2033 ADM CODE POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO H…
🔒 See full violation history with closure dates →

Recent ACRIS activity

2 documents in the last 5 years (most recent Sep 28, 2021).

Frequently asked questions about 312 WEST 89 STREET

Who owns 312 WEST 89 STREET?

The current registered owner of record for 312 WEST 89 STREET per NYC PLUTO is TWO TEN NET TEN, L.L.C. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.

When was 312 WEST 89 STREET last sold?

MetroDeeds shows no confirmed ACRIS deed transfer for 312 WEST 89 STREET 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 312 WEST 89 STREET have?

No open HPD housing-maintenance code violations are on record for 312 WEST 89 STREET 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 312 WEST 89 STREET?

NYC Department of Finance assesses 312 WEST 89 STREET at $1.44M 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 312 WEST 89 STREET and what does that mean?

312 WEST 89 STREET is NYC building class C5 — Walk-up, four families. A 3-to-6-story walk-up apartment building with 4 residential units. 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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