What the listing does not show
434 West 20th Street #9
in 434 West 20th StreetManhattan, NY 10011Co-opLow risk
Listed at $950,000. The listing does not mention what city records show: no open housing, building, or penalty records. The mortgage amount is in the full report.
- Asking
- $950,000
- Beds
- 1 bed
- Baths
- 1 bath
- Building
- Co-op
- Built
- 1857
- Open housing violations
- 0
- Immediately hazardous
- 0
- Open building violations
- 0
- 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.
- 02Checked: no open Buildings Department violations.
- 03Checked: no unresolved penalties on file.
- 04In the Chelsea Historic District, so exterior changes are restricted.
- 05Inside a FEMA 100-year flood zone, which can change insurance and what a lender will accept.
- 063 tax lien documents on record.
02 / Building
The building
City records for 434 West 20th Street, the building this listing is in. Department of Finance class C6: Walk-up apartments.
- Type
- Co-op
- Year built
- 1857Alterations: 1986
- Floors
- 4
- Units
- 77 residential
- Building area
- 11,125 ft²
- Residential / commercial
- 11,125 / 0 ft²
- Lot
- 2,800 ft²25.08 × 112 ft
- Assessed value
- $3,158,550Tax assessment, not market value
- Assessed land
- $567,000
- Tax exemption
- None
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)
0
open violations
No open building violations on file.
Permits, unsafe structures, boilers, elevators, facades.
Penalties (ECB)
0
unresolved
No unresolved penalties on file.
05 / Full report
Not on the listing
Sale prices, mortgage amounts and document amounts the city has on file. The listing does not include them.
60 recorded documents · 0 sales of $10,000 or more · Last sale none · Last mortgage 2026
Unlock the recorded amounts for 434 West 20th Street #9
After you register, the paid report includes who owns the building, plus the amounts below from the city file.
- Owner details
- Mortgage amount
Paid report
The rest of 434 West 20th Street #9 is not on the listing
After you register, the paid report names the owner. It also includes the city-file amounts the listing leaves out.
- Owner details
- Mortgage amount
06 / FAQ
Questions
How many open violations does 434 West 20th Street #9 have?
As of Oct 6, 2026, the building at 434 West 20th Street has 0 open HPD violations (0 Class C, 0 Class B, 0 Class A, 0 Class I), 0 open DOB violations, 0 unresolved ECB penalties. These are building records, so they apply to this listing.
Is this property in a flood zone?
Yes. The lot falls inside a FEMA 100-year flood zone on at least one of the 2007 or 2015 maps, which can affect insurance cost and lender requirements.
What amounts are recorded for 434 West 20th Street?
Owner details are in the paid report, available after you register. Mortgage amount is in the city file and included there too.
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.