What the listing does not show
640 Park Avenue #9
in 640 Park AvenueManhattan, NY 10065Co-opModerate risk
Listed at $22,500,000. The listing does not mention what city records show: 4 open building violations. Read them before you offer, and be ready to explain them if you are selling.
- Asking
- $22,500,000
- Beds
- 5 beds
- Baths
- 6 baths
- Size
- 6,840 ft²
- Building
- Co-op
- Built
- 1914
- Open housing violations
- 0
- Immediately hazardous
- 0
- Open building violations
- 4
- Unresolved penalties
- 0
01 / Findings
What to ask about
City records a buyer can raise and a seller should be ready to explain. A reading of open filings, not a forecast.
- 01Checked: no open housing violations on file.
- 024 open Buildings Department violations, which can slow a closing.
- 03Checked: no unresolved penalties on file.
- 04In the Upper East Side Historic District, so exterior changes are restricted.
02 / Building
The building
City records for 640 Park Avenue, the building this listing is in. Department of Finance class D4: Elevator apartments.
- Type
- Co-op
- Year built
- 1914Alterations: 2012
- Floors
- 12
- Units
- 1412 residential
- Building area
- 95,615 ft²
- Residential / commercial
- 91,615 / 4,000 ft²
- Lot
- 9,525 ft²80 × 110 ft
- Assessed value
- $11,579,850Tax assessment, not market value
- Assessed land
- $1,903,500
- Tax exemption
- $2,230
04 / Checked
What was checked
A zero means the file exists and is clear. A dash means the city has no file for this address, which is not the same thing.
Housing (HPD)
0
open violations
No open housing violations on file.
Registration recently lapsed, ended Sep 1, 2026. Owner state NY.
Buildings (DOB)
4
open violations
4 safety-related. Most recent open filing Jun 23, 2024.
Permits, unsafe structures, boilers, elevators, facades.
Penalties (ECB)
0
unresolved
No unresolved penalties on file.
05 / Full report
Not on the listing
How many documents and sales the city has on file for this building.
19 recorded documents · 0 sales of $10,000 or more · Last sale none · Last mortgage none
06 / FAQ
Questions
How many open violations does 640 Park Avenue #9 have?
As of Oct 6, 2026, the building at 640 Park Avenue has 0 open HPD violations (0 Class C, 0 Class B, 0 Class A, 0 Class I), 4 open DOB violations, 0 unresolved ECB penalties. These are building records, so they apply to this listing.
Is this property in a flood zone?
No. The lot is not inside a FEMA 100-year flood zone on the 2007 or 2015 maps.
Where does this data come from?
Records are combined from NYC DCP PLUTO (tax lot, zoning, FAR); NYC HPD (housing violations and registrations); NYC DOB and ECB (building violations and penalties); NYC ACRIS (recorded deeds, mortgages and satisfactions); Active for-sale listings. PLUTO version 26v2.
Sources
NYC DCP PLUTO (tax lot, zoning, FAR) · NYC HPD (housing violations and registrations) · NYC DOB and ECB (building violations and penalties) · NYC ACRIS (recorded deeds, mortgages and satisfactions) · Active for-sale listings
PLUTO 26v2, refreshed Oct 6, 2026. Written for people buying or selling this property. Not legal, tax, or appraisal advice. Confirm the details with the city before you offer or list.