Some concerns
Worth seeing, with questions
86
out of 100
Heavier than 74% of buildings in Upper West Side (Central)
17 open hazardous violations, against a typical 2 nearby. On the other hand, the building’s age and size suggest rent stabilization.
421 AMSTERDAM AVENUE · 8 apartments · built 1888 · records to 2026-09-14
In its favor
- The building’s age and size suggest rent stabilization
- 1 train about 3 minutes away
Against it
- 17 open hazardous violations, against a typical 2 nearby
- Fixes only 0% of violations by the city’s deadline
Open and hazardous
17 violations the city still lists as unresolved
17 of them are past the correction deadline HPD set, by a median of 44 years.
- Disrepair7
- Structural4
- Other3
- Paint / plaster1
- Pests1
- Fire & life safety1
A typical building of 6 to 19 apartments has 2. This one has more than 83% of them.
The oldest shown was issued 2008-06-04 and remains open on HPD’s records.