What the listing does not show
501 West 143rd Street #42
in 501 West 143rd StreetManhattan, NY 10031Co-opHigh risk
Listed at $439,000. The listing does not mention what city records show: 114 open housing violations, 13 of them immediately hazardous. A buyer can put that on the table before contract. A seller should expect the question.
- Asking
- $439,000
- Beds
- 3 beds
- Baths
- 1 bath
- Building
- Co-op
- Built
- 1920
- Open housing violations
- 114
- Immediately hazardous
- 13
- Open building violations
- 6
- Unresolved penalties
- 3
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.
- 0113 open Class C (immediately hazardous) housing violations a buyer can raise, and a seller should be ready to explain.
- 026 open Buildings Department violations, which can slow a closing.
- 033 unresolved penalties (2 hazardous) that can follow the property into the sale.
02 / Building
The building
City records for 501 West 143rd Street, the building this listing is in. Department of Finance class D4: Elevator apartments.
- Type
- Co-op
- Year built
- 1920Alterations: 1989
- Floors
- 6
- Units
- 4037 residential
- Building area
- 50,986 ft²
- Residential / commercial
- 46,986 / 4,000 ft²
- Lot
- 11,045 ft²108.5 × 90.17 ft
- Assessed value
- $2,418,750Tax assessment, not market value
- Assessed land
- $120,150
- Tax exemption
- $1,560,914
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)
114
open violations
13 immediately hazardous, 67 hazardous, 33 non-hazardous, 1 informational.
Registration recently lapsed, ended Sep 1, 2026. Owner state NY.
Buildings (DOB)
6
open violations
1 safety-related. Most recent open filing Mar 5, 2021.
Permits, unsafe structures, boilers, elevators, facades.
Penalties (ECB)
3
unresolved
2 hazardous. $34,600 imposed, last issued Nov 14, 2017.
05 / Full report
Not on the listing
How many documents and sales the city has on file for this building.
38 recorded documents · 0 sales of $10,000 or more · Last sale none · Last mortgage none
Same building
Other listings at 501 West 143rd Street
06 / FAQ
Questions
How many open violations does 501 West 143rd Street #42 have?
As of Oct 6, 2026, the building at 501 West 143rd Street has 114 open HPD violations (13 Class C, 67 Class B, 33 Class A, 1 Class I), 6 open DOB violations, 3 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.