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40 Downing Street

Manhattan · West Village, NY 10014

40 Downing Street is a 20-apartment building in West Village, built in 1888, managed by Cornerstone MGMT Systems INC. The City has 43 open housing-code violations on file for it, 9 of them immediately hazardous, about 2.1 per apartment, in a neighborhood where most buildings have none on record (HPD, as of 5 October 2026). No tenant has reviewed it here yet. Everything above comes from the City's own records.

Managed by Cornerstone MGMT Systems INC

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Units
20
Year built
1888
Neighborhood
West Village
Borough
Manhattan

This building’s record with the City

Complaints tenants filed with 311, and repairs a City inspector has asked for. Most repairs are routine maintenance. Both describe the building rather than the people in it, and often predate the current management.

2.0/5Worse than most nearbyScored from the records below against every building we cover. It is not a tenant rating. Nobody who lived here said this.

0tenant complaints

Filed with 311 in the past year

43open repairs

Outstanding with HPD · about 2.1 per apartment

Immediately hazardous
9
Hazardous
22
Non-hazardous
12

What the open repairs are about

  • Stairs, floors and ceilings16
  • Doors, windows and locks10
  • Heat or hot water7
  • Other repairs4
  • Smoke and CO alarms3
  • Rubbish and cleanliness2

Source: NYC 311 and Housing Preservation & Development. Look this building up · updated Oct 2026

The company that manages it, elsewhere

Cornerstone MGMT Systems INC manages 97 other buildings we cover, holding 1,199 apartments.

open violations
184open violations
immediately hazardous
48immediately hazardous
311 complaints
40311 complaints

in the past year

per apartment
0.2per apartment

The company’s record across its other buildings, not this building’s. A company can run one well and another badly, and these figures often predate the current management. (HPD and 311, as of 5 October 2026.)

What tenants say

Nobody has written about 40 Downing Street yet.

Does the heat hold in January? How long does the super take? Does management answer the phone, and were you charged what you expected? No public record answers any of that. Only someone who lived here can.

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