21 Cook Street
Brooklyn · East Williamsburg, NY 11206
21 Cook Street is an 89-apartment building in East Williamsburg, built in 2010, managed by C&C Apartment Management. The City has no open housing-code violations on file for it (HPD, as of 5 October 2026). Tenants filed 8 complaints with 311 in the past year, which the City closed in a median of 6 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 C&C Apartment Management
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- Units
- 89
- Year built
- 2010
- Neighborhood
- East 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.
Problems here get fixed quickly, a median of 6 days from complaint to close.
8tenant complaints
Filed with 311 in the past year · 3 the year before
0open repairs
Outstanding with HPD
Source: NYC 311 and Housing Preservation & Development. Look this building up · updated Oct 2026
The company that manages it, elsewhere
C&C Apartment Management manages 21 other buildings we cover, holding 4,905 apartments.
- open violations
- 304open violations
- immediately hazardous
- 91immediately hazardous
- 311 complaints
- 469311 complaints
- per apartment
- 0.1per apartment
in the past year
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 21 Cook 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.
Be the first to reviewAbout a minute, no account, stays anonymous.
Also on Cook Street
Every building on Cook Street →Also managed by C&C Apartment Management
- 133 West 104th Street
- 149 Kent Avenue
- 15 Dunham Place
- 175 Delancey Street
- 20 North 5th Street
- 200 Manhattan Avenue