21 COOK STREETBROOKLYN
At a Glance
2
DOB (Dept. of Buildings) Safety Violations
Elevators, boilers, fire safety
10
Open Class B
Hazardous — 30-day correction
$4,912
ECB (Environmental Control Board) Penalties
Environmental Control Board fines
† Resolved = case closed by city. Does not confirm the issue was corrected.
AI Summary
Cross-reference violations, permits, penalties, complaints, and safety records into one plain-English overview.
Habitability Report
Comprehensive building condition summary — includes violations, permits, inspection history, and landlord record.
Building Identity
BIN
3394953
BBL
3031137501
Block / Lot
3113 / 7501
Borough
BROOKLYN
ZIP
11206
Year Built
2010
Floors
8
Residential Units
89
Building Class
RM
Zoning
R7A
Aerial view unavailable
NYS Orthoimagery
Certificate of Occupancy (CO)
No digital record in BISC of O Status
No digital record in BIS
Unsigned A1/NB Jobs
0
No digital record doesn't mean no CO — older buildings often have paper COs that were never digitized. Verify with NYC Dept. of Buildings (DOB) records.
⚡ Energy Performance
A
Energy Star: 99/100
EPA rating
52.2 kBTU/ft²
Site EUI
380.9 tCO₂e
GHG emissions
LL84 · 2020 data