20 West 64 Street
Manhattan · 10023 · BBL 1011161091 · look up another building
This BBL is one of 31 condominium lots recorded at this address. Records below are the ones filed against this lot; the page for the address is BBL 1011167501.
Most recent filing on this building: a deed, July 22, 2025
20 West 64 Street is a building in Upper West Side, Manhattan, ZIP 10023. Its total assessed value is $74K, for the 2018 tax year.
No DHCR registration is on file for this address, which is a gap in the record rather than an answer about your apartment. The state will send you your own rent history free, and it is the only binding answer on what you should be paying.
Who owns 20 West 64 Street
The most recent recorded deed is dated Jul 22, 2025, transferring the lot to THIRDWAVE CORP FICTITIOUS NAME THIRDWAVE JAPAN for a stated $970K. PulseCities holds 1 recorded deed for this lot. Deeds recorded through September 29, 2026, the most recent day the city has published.
A deed names a party of record. Stated consideration of $0 usually marks a transfer between related parties rather than a sale.
Know the month this building changes
Most buildings here are quiet. Two filings a year is normal, so most months there's nothing to report on 20 West 64 Street and we'll say so. The point is the month we do
Sales and ownership history at 20 West 64 Street
| Party recorded | Recorded | Amount |
|---|---|---|
| Thirdwave CORP Fictitious Name Thirdwave JapanDEED from AZO USA INC | Jul 22, 2025 | $970K |
Deeds and assignments recorded in ACRIS, one row per document. Amount is the stated consideration; $0 often marks a non-arms-length transfer. An assignment moves a lender's paper and is not a sale. Source: NYC ACRIS, current through September 29, 2026.
Taxes and assessed value for 20 West 64 Street
The city's Department of Finance assessed this lot at $74K for the 2018 tax year. Assessed value is what the city taxes, not what the building would sell for, and the two routinely differ by a wide margin. The bill itself turns on the tax class rate and on any exemptions or abatements attached to the lot, neither of which is published here.
No executed evictions at 20 West 64 Street
No executed eviction is on record at 20 West 64 Street in the citywide marshal file, which runs from April 2024.
Rent stabilization at 20 West 64 Street
No DHCR rent-stabilization registration is on file for 20 West 64 Street in the years PulseCities holds. Absence is not proof: an owner who stops registering leaves the same gap as a building that never had stabilized units. Checking your own apartment starts with the free rent history from the state. That is the only binding answer, and it takes time to come back. While you wait, you can get an email when the record here moves: a deed, an eviction, a permit or a violation filed on this building. How to check rent-stabilized status →
How 20 West 64 Street compares in 10023
PulseCities tracks 9,318 lots in 10023, of which 66 carry an executed eviction from the marshal record, which starts in April 2024, and 710 carry a deed from the shorter ACRIS window. 10023 scores 22.4 out of 100 for displacement pressure, 128 of 177 scored NYC ZIP codes. The full signal breakdown for Upper West Side →
What else this owner holds
Thirdwave CORP Fictitious Name Thirdwave Japan took title to 2 other buildings in the deed record. A shared buyer on a deed is a fact about the filing, not proof that one operation runs them all:
Every deed recorded for Thirdwave CORP Fictitious Name Thirdwave Japan →
Other buildings on this block
The city's files carry a record for 3 other addresses on tax block 1116 in Manhattan. They run in lot order, which is roughly the order you would walk them:
Questions about 20 West 64 Street
Who owns 20 West 64 Street?
The most recent deed on file for 20 West 64 Street names THIRDWAVE CORP FICTITIOUS NAME THIRDWAVE JAPAN. Deeds record the party that took title, which is often a holding company rather than the operator managing the building. That deed was recorded Jul 22, 2025.
How much did 20 West 64 Street sell for?
The most recent deed states a consideration of $970K, recorded Jul 22, 2025 in ACRIS. Stated consideration is what the parties filed, and it can differ from the economics of the deal.
Have there been evictions at 20 West 64 Street?
No executed eviction at 20 West 64 Street appears in the NYC evictions dataset, which PulseCities holds from April 2024 forward. Executed evictions are the end of the process, so a building with none may still have active housing court cases.
Is 20 West 64 Street rent stabilized?
No DHCR registration for 20 West 64 Street appears in the years PulseCities holds. That is a gap in the registration record rather than an answer about any apartment, and the free rent history from NYS Homes and Community Renewal is what settles it.
What is 20 West 64 Street assessed at for property taxes?
The Department of Finance assessed the lot at $74K for the 2018 tax year. That is the figure the city taxes rather than a sale price, and the bill depends on the tax class rate and on any exemptions on the lot.
What is the displacement risk around 20 West 64 Street?
10023 (Upper West Side) scores 22.4 out of 100 on the PulseCities displacement index. The score reads five ZIP-level signals: LLC acquisition rate, permit intensity, 311 complaint volume, executed evictions, and serious HPD violations. It describes the area around the building, not the building itself.
Look up another building
Sourced from NYC public records: ACRIS deeds, DOB permits, the NYC evictions dataset, and 311. Records reflect what agencies have published and can lag events.