421 Amsterdam Avenue
A — 98.7
MANHATTAN · Amsterdam Avenue · Zip 10024
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The building at 421 Amsterdam Avenue in Manhattan boasts an A grade, with a high score of 98.7. Despite its excellent grade, it has faced minor issues, with one complaint each about heat/hot water and noise from commercial activity.
Street-wide 311 complaints trend → Stable
Street-wide Crime trend 172 total
Building Details
Units
9 units (8 residential)
Complaints
2 total · 0.2 complaints/unit
HPD Violations Official city inspections
Non-Hazardous (Class A)
12
Most Common Violations
OtherPlaster/PaintWindowsPestsDoors/Locks
Latest inspection: 1989-08-31
Data from NYC Housing Preservation & Development (HPD). Class C = immediately hazardous.
Noise Breakdown
What kind of noise is being reported?
Transit Access
Nearest Bus Stop
AMSTERDAM AV/W 79 ST
69 m
Should you live here? A — 98.7
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Maintenance
●●●○○
Average
🧹
Cleanliness
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Average
311 Complaints at this address
| Category | Count |
|---|
| Noise | 1 |
| Maintenance | 1 |
| Total | 2 |
Crime near this address
| Category | Count |
|---|
| Felonies | 0 |
| Misdemeanors | 0 |
| Violations | 0 |
| Total | 0 |
Other buildings on Amsterdam Avenue
Data from NYC 311 and NYPD. Last updated 2026.