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NYC Building Records · BBL 1021750196

89 THAYER STREET

Manhattan · Block 2175 · Lot 196 · Elevator, semi-fireproof (Class D1)

89 THAYER STREET is a Class D1 (elevator, semi-fireproof) building in Manhattan (BBL 1021750196) built in 1920, with 66 residential units across 6 floors.

The building is in NYC community district 112, council district 10, zoning district R7A, on a 15,000-square-foot lot with a building footprint of 62,994 square feet.

The current registered owner of record per NYC PLUTO is 89 REALTY COMPANY,.

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

89 REALTY COMPANY,
HPD-registered head officer: MICHAEL MOSLIN

HPD registered contacts

People legally accountable to HPD for conditions at this building, in registration-priority order:
  • Head OfficerMICHAEL MOSLIN
  • Corporate Owner89 REALTY CO LLC
  • Managing AgentMIRIMAR MANAGEMENT CORP
  • Site ManagerMiguel Rosario

Most recent deed

Most recent ACRIS document: AGMT recorded Dec 1, 2008.
🔒 See the full deed history for this building →

Recent ACRIS documents (last 1)

DateTypeAmountParties
Dec 1, 2008AGMT$955KParties redacted — full names in MetroDeeds Scout+
🔒 Reveal the redacted buyer/seller name above →

Building stats

Units
66
Year built
1920
Class
D1
Borough
Manhattan
Zoning:
R7A
Lot size:
15,000 sqft
Building area:
62,994 sqft
Floors:
6
Assessed value:
$1.1M
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 BInspected Feb 2, 2026
    § 27-2005 HMC: REFIT UPPER AND LOWER WINDOW SASHES AT 1ST WINDOW AT EAST WALL IN THE 3rd ROOM FROM NORTH LOCATED AT APT 1C, 1st STORY, 1st…
  • Class CInspected Feb 2, 2026
    § 27-2029 ADM CODE PROVIDE AN ADEQUATE SUPPLY OF HEAT FOR THE APARTMENT IN THE ENTIRE APARTMENT LOCATED AT APT 1C, 1st STORY, 1st APARTMENT…
  • Class CInspected Feb 2, 2026
    § 27-2033 ADM CODE PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM LOCKED DOOR AT BASEMENT AT BOILER ROOM
  • Class CInspected Feb 2, 2026
    § 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MIS…
  • Class BInspected Feb 2, 2026
    § 27-2005 HMC: REFIT UPPER AND LOWER WINDOW SASHES AT 2ND WINDOW AT EAST WALL IN THE 3rd ROOM FROM NORTH LOCATED AT APT 1C, 1st STORY, 1st…
🔒 See closure dates + classification on archived violations →

Recent ACRIS activity

1 document in the last 5 years (most recent Dec 1, 2008).

Frequently asked questions about 89 THAYER STREET

Who owns 89 THAYER STREET?

The current registered owner of record for 89 THAYER STREET per NYC PLUTO is 89 REALTY COMPANY,. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.

When was 89 THAYER STREET last sold?

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

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

NYC Department of Finance assesses 89 THAYER STREET at $1.08M 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 89 THAYER STREET and what does that mean?

89 THAYER STREET is NYC building class D1 — Elevator, semi-fireproof. A semi-fireproof elevator apartment building. 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

Go deeper on this building

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