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350 South 4th Street

Brooklyn · Williamsburg, NY 11211

350 South 4th Street is a 35-apartment building in Williamsburg, built in 1925, managed by Del Mar Management Services. The City has 181 open housing-code violations on file for it, 16 of them immediately hazardous, about 5.2 per apartment, in a neighborhood where most buildings have none on record (HPD, as of 5 October 2026). Tenants filed 2 complaints with 311 in the past year, which the City closed in a median of 17 days (311, as of 5 October 2026). No tenant has reviewed it here yet. Everything above comes from the City's own records.

Managed by Del Mar Management Services

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Units
35
Year built
1925
Neighborhood
Williamsburg
Borough
Brooklyn

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.

1.4/5Among the worst on record nearbyScored from the records below against every building we cover. It is not a tenant rating. Nobody who lived here said this.

2tenant complaints

Filed with 311 in the past year

Typically closed in 17 days · neighborhood median is 5

181open repairs

Outstanding with HPD · about 5.2 per apartment

Immediately hazardous
16
Hazardous
139
Non-hazardous
26

What the open repairs are about

  • Stairs, floors and ceilings47
  • Doors, windows and locks47
  • Smoke and CO alarms41
  • Leaks, damp or mould16
  • Pests10
  • Other repairs8

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

The company that manages it, elsewhere

Del Mar Management Services manages 7 other buildings we cover, holding 126 apartments.

open violations
75open violations
immediately hazardous
12immediately hazardous
311 complaints
3311 complaints

in the past year

per apartment
0.6per 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 28 September 2026.)

What tenants say

Nobody has written about 350 South 4th 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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Also managed by Del Mar Management Services

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