Data Center buildings in New York City
68 data center buildings benchmarked under Local Law 84 (LL84), graded by ENERGY STAR score.
At a glance
68 data center buildings in New York City disclose their energy use under Local Law 84 (LL84), 0% of the city's 48,310 benchmarked buildings and its 36th-largest property type. They average an ENERGY STAR score of 100 (median 100) and a site EUI of 206.0 kBtu/ft². The top scorer is 5120 Broadway, Manhattan, NY 10034, at 100.
Top of the class
Most efficient
| Building | Score | Site EUI | Floor area |
|---|---|---|---|
| 5120 Broadway, Manhattan, NY 10034 | A100 | 724.1 kBtu/ft² | 46,426 sq ft |
Penalty exposure
Least efficient
| Building | Score | Site EUI | Floor area |
|---|---|---|---|
| 5120 Broadway, Manhattan, NY 10034 | A100 | 724.1 kBtu/ft² | 46,426 sq ft |
Scale
Largest
| Building | Score | Site EUI | Floor area |
|---|---|---|---|
| Western Union Building | –— | 292.4 kBtu/ft² | 1,028,016 sq ft |
| DCAS_10224_Public Safety Answering Center II | –— | 134.3 kBtu/ft² | 600,000 sq ft |
| Stella Towers Condo (425 West 50th Street) | –— | 169.2 kBtu/ft² | 325,608 sq ft |
| CO/VZT/230 W 36TH ST/NEW YORK/NY | –— | 208.5 kBtu/ft² | 308,629 sq ft |
| 11 Metrotech Center - Brooklyn | –— | 344.2 kBtu/ft² | 260,405 sq ft |
| CO/VZT/204 2ND AVE/NEW YORK/NY | –— | 171.5 kBtu/ft² | 250,184 sq ft |
| CO/VZT/104 BROAD ST/NEW YORK/NY | –— | 129.1 kBtu/ft² | 244,488 sq ft |
| CO/VZT/228 E 56 ST/NEW YORK/NY | –— | 247.7 kBtu/ft² | 239,593 sq ft |
| DOITT_3320_Technology Center | –— | 380.4 kBtu/ft² | 216,000 sq ft |
| LL84 - TRB (227 E 30th S) | –— | 230.2 kBtu/ft² | 203,238 sq ft |
How do New York City's data center buildings compare with the rest of the city?
Their average ENERGY STAR score of 100 is about 59% above the citywide average of 63. Average site EUI is 206.0 kBtu/ft², about 168% above the city's 77.0 kBtu/ft² across all property types. Emissions intensity averages 21.9 kgCO₂e/ft², about 284% above the citywide 5.7. 100% of the scored data center buildings reach 75 or higher, the ENERGY STAR certification threshold. Together they reported 189,848 tCO₂e in their latest years, 1% of the city's disclosed building emissions.
How do New York City's data center buildings compare nationally?
Across all 24 jurisdictions BuildingCensus covers there are 267 data center buildings, averaging an ENERGY STAR score of 68 and a site EUI of 504.4 kBtu/ft². New York City has the 2nd-most data center buildings of the 2 jurisdictions with at least 25.
How big and how old are New York City's data center buildings?
The average data center building here has 124,914 sq ft of floor area, about 12% above the citywide average of 111,236 sq ft. Together they cover 8.5 million square feet. The average year built is 1932, against 1953 for all disclosed buildings in the city. The largest is Western Union Building, at 1,028,016 sq ft.
More on New York City's buildings
- All New York City benchmarked buildings· Local Law 84 (LL84)
- Multifamily Housing buildings in New York City· 33,022 buildings
- Office buildings in New York City· 3,384 buildings
- K-12 School buildings in New York City· 2,301 buildings
- Hotel buildings in New York City· 970 buildings
- Non-Refrigerated Warehouse buildings in New York City· 639 buildings
- Manufacturing/Industrial Plant buildings in New York City· 592 buildings
- Data Center buildings in California· 112 buildings
- Most efficient large buildings in New York City
- Biggest emitters in New York City
Frequently asked questions
How efficient are New York City's data center buildings?
The 68 benchmarked data center buildings in New York City average an ENERGY STAR score of 100 and a site energy-use intensity of 206.0 kBtu/ft² in their latest disclosures under Local Law 84 (LL84).
Which data center building in New York City has the best energy grade?
5120 Broadway, Manhattan, NY 10034 leads with an ENERGY STAR score of 100 across 46,426 sq ft.
How many data center buildings in New York City could qualify for ENERGY STAR certification?
100% of the 1 scored data center buildings report a score of 75 or higher, the threshold for certification eligibility; certification itself is a separate, verified application.
What is the largest data center building in New York City?
Western Union Building, with 1,028,016 sq ft of gross floor area in its latest disclosure.
About this data
Source: Energy and Water Data Disclosure (Local Law 84 (LL84)), as published October 2, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “Data Center buildings in New York City”, https://buildingcensus.com/buildings/new-york-city/type/data-center (data as of October 2, 2026).