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NYC Building Records · BBL 1021790500

689 FT WASHINGTON AVENUE

Manhattan · Block 2179 · Lot 500 · Elevator coop, 6+ stories (Class D4)

689 FT WASHINGTON AVENUE is a Class D4 (elevator coop, 6+ stories) building in Manhattan (BBL 1021790500) built in 1928, with 84 residential units across 5 floors.

The building is in NYC community district 112, council district 10, zoning district R7-2, on a 26,575-square-foot lot with a building footprint of 56,830 square feet.

The current registered owner of record per NYC PLUTO is FORT TRYON CORP.

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

FORT TRYON CORP
HPD-registered head officer: DEREK RATZENBOECK

HPD registered contacts

People legally accountable to HPD for conditions at this building, in registration-priority order:
  • Head OfficerDEREK RATZENBOECK
  • Corporate Owner689 FT WASHINGTON AVENUE
  • Managing AgentRUDD REALTY MGMT CORP
  • Site ManagerSTIEDMAN PERNIER

Most recent deed

Most recent ACRIS document: MTGE recorded Aug 27, 2025.
🔒 See the full deed history for this building →

Recent ACRIS documents (last 5)

DateTypeAmountParties
Aug 27, 2025MTGE$179KParties redacted — full names in MetroDeeds Scout+
Aug 3, 2015MTGE$5.2MParties redacted — full names in MetroDeeds Scout+
Aug 3, 2015MTGE$1.0MParties redacted — full names in MetroDeeds Scout+
Sep 25, 2006MTGE$4.8MParties redacted — full names in MetroDeeds Scout+
Sep 25, 2006MTGE$1.0MParties redacted — full names in MetroDeeds Scout+
🔒 Reveal the 5 redacted buyer/seller names above →

Building stats

Units
84
Year built
1928
Class
D4
Borough
Manhattan
Zoning:
R7-2
Lot size:
26,575 sqft
Building area:
56,830 sqft
Floors:
5
Assessed value:
$3.0M
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 IInspected Nov 22, 2024
    §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 IInspected Feb 15, 2022
    §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 AInspected Feb 15, 2022
    (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 IInspected Oct 25, 2019
    §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 IInspected Oct 25, 2016
    SECTION27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE ?27-2097 AND IS THER…
🔒 See closure dates + classification on archived violations →

Recent ACRIS activity

5 documents in the last 5 years (most recent Aug 27, 2025).

Frequently asked questions about 689 FT WASHINGTON AVENUE

Who owns 689 FT WASHINGTON AVENUE?

The current registered owner of record for 689 FT WASHINGTON AVENUE per NYC PLUTO is FORT TRYON CORP. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.

When was 689 FT WASHINGTON AVENUE last sold?

MetroDeeds shows no confirmed ACRIS deed transfer for 689 FT WASHINGTON 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 689 FT WASHINGTON AVENUE have?

No open HPD housing-maintenance code violations are on record for 689 FT WASHINGTON 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 689 FT WASHINGTON AVENUE?

NYC Department of Finance assesses 689 FT WASHINGTON AVENUE at $2.97M 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 689 FT WASHINGTON AVENUE and what does that mean?

689 FT WASHINGTON AVENUE is NYC building class D4 — Elevator coop, 6+ stories. A 6+ story elevator cooperative 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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Every deed, every violation, court cases, mortgages, and operator portfolio — in one panel.
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