Is 521 W 186th St rent stabilized?
521 W 186th St is a registered NYC rent-stabilized building in Washington Heights (North), Manhattan (10033). It has about 38 apartments, built in 1900.
Also written as 521 West 186th Street — or 521 W 186th St, Manhattan, NY 10033.
How this building compares
With about 38 apartments it sits near the middle of the 562 rent-stabilized buildings this site tracks in Washington Heights (North), where the median building has 41. It went up in 1900, 22 years before the 1922 median for stabilized buildings tracked in the neighborhood. HPD lists 31 open violations here, about 0.8 per apartment — above the 0.6 per apartment median for tracked buildings in the neighborhood. Of the 684 violations on record at the address, 218 are class C — HPD's immediately hazardous grade. Tenants have filed 1,548 HPD complaints at the address, 37 of them in the last twelve months.
Building details
| Borough | Manhattan |
| Neighborhood | Washington Heights (North) |
| ZIP | 10033 |
| Year built | 1900 |
| Apartments | 38 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING B |
| BBL | 1021560066 |
Owner & management
| Owner | 421 AUDUBON PARTNERS LLC 825 8TH AVENUE #18N · New York, NY 10019 |
| Managing agent | 421 AUDUBON PARTNERS LLC |
Building conditions
| HPD violations | 31 open / 684 total · 69 in last 12 mo |
| HPD complaints | 9 open / 1548 total |
| HPD registration last filed | September 29, 2025 |
Full building report — $9
Other rent-stabilized buildings in Washington Heights (North)
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