Serious concerns
Go in with your eyes open
43
out of 100
Heavier than 99% of buildings in Chelsea-Hudson Yards
21 open hazardous violations, against a typical 2 nearby. On the other hand, fixes 4% of violations on time, better than most landlords nearby.
521 WEST 23RD STREET · 7 apartments · built 1914 · records to 2026-09-13
In its favor
- Fixes 4% of violations on time, better than most landlords nearby
- The building’s age and size suggest rent stabilization
- C/E train about 10 minutes away
Against it
- 21 open hazardous violations, against a typical 2 nearby
Open and hazardous
21 violations the city still lists as unresolved
21 of them are past the correction deadline HPD set, by a median of 15 months.
- Fire & life safety6
- Paint / plaster4
- Pests4
- Structural2
- Water leak1
- Mold1
- Electrical1
- Gas1
- Disrepair1
A typical building of 6 to 19 apartments has 2. This one has more than 86% of them.
The oldest shown was issued 2009-08-13 and remains open on HPD’s records.