Office buildings in New York City
3,384 office buildings benchmarked under Local Law 84 (LL84), graded by ENERGY STAR score.
At a glance
3,384 office buildings in New York City disclose their energy use under Local Law 84 (LL84), 7% of the city's 48,310 benchmarked buildings and its 2nd-largest property type. They average an ENERGY STAR score of 72 (median 78) and a site EUI of 64.5 kBtu/ft². The top scorer is BUSHBURG Prop:80 PINE STREET, at 100.
Top of the class
Most efficient
| Building | Score | Site EUI | Floor area |
|---|---|---|---|
| BUSHBURG Prop:80 PINE STREET | A100 | 0.7 kBtu/ft² | 1,181,477 sq ft |
| Terminal Warehouse (261 11 AVENUE) | A100 | 1.5 kBtu/ft² | 1,161,731 sq ft |
| JEMB - 75 Broad St | A100 | 79.9 kBtu/ft² | 671,172 sq ft |
| Resolution - 330 West 42nd Street | A100 | 13.1 kBtu/ft² | 552,775 sq ft |
| 1 Lefrak City Plaza Office/Retail | A100 | 2.0 kBtu/ft² | 454,645 sq ft |
| 1 Lefrak City Plaza Office/Retail | A100 | 2.0 kBtu/ft² | 454,645 sq ft |
| Brooklyn Stages - 2911 Arthur Kill Rd | A100 | 10.3 kBtu/ft² | 391,827 sq ft |
| 14 53rd Street | A100 | 26.7 kBtu/ft² | 382,080 sq ft |
| Corporate Commons Three LLC | A100 | 9.5 kBtu/ft² | 358,871 sq ft |
| Lesser group - 1495 Herkimer St | A100 | 10.8 kBtu/ft² | 333,424 sq ft |
| Bldg - 2 - 627 2nd Avenue (202 36 STREET) | A100 | 21.0 kBtu/ft² | 287,761 sq ft |
| Madruga - 825 East 141st Street | A100 | 2.8 kBtu/ft² | 275,000 sq ft |
| 141 Street Owner LLC | A100 | 21.4 kBtu/ft² | 275,000 sq ft |
| 125 Barclay Street | A100 | 5.6 kBtu/ft² | 264,700 sq ft |
| 100 Fifth Ave | A100 | 29.5 kBtu/ft² | 250,671 sq ft |
Penalty exposure
Least efficient
| Building | Score | Site EUI | Floor area |
|---|---|---|---|
| AKAM - 425 West 50th Street | D1 | 134.9 kBtu/ft² | 336,338 sq ft |
| CBS-513 | D1 | 540.0 kBtu/ft² | 165,625 sq ft |
| CBS-518 | D1 | 717.1 kBtu/ft² | 121,635 sq ft |
| Nicotra 1110 | D1 | 255.1 kBtu/ft² | 82,919 sq ft |
| 3250 Westchester Ave | D1 | 140.3 kBtu/ft² | 65,596 sq ft |
| DCAS_1010_City Hall | D1 | 652.3 kBtu/ft² | 52,000 sq ft |
| Leviton Building | D1 | 2694.1 kBtu/ft² | 43,890 sq ft |
| DPR_3529_Central Park: Arsenal Building | D1 | 598.8 kBtu/ft² | 39,904 sq ft |
| CIG > NYBG_740_NYBG: Jeannette Kittredge Watson Science and Education Building | D1 | 297.6 kBtu/ft² | 36,200 sq ft |
| Justin Management: 1239 Broadway (Child) | D1 | 421.6 kBtu/ft² | 33,521 sq ft |
| 6409 8 AVENUE | D1 | 314.3 kBtu/ft² | 32,000 sq ft |
| SMA: 1491 3 Ave | D1 | 158.0 kBtu/ft² | 31,272 sq ft |
| 540 West 235th Street | D1 | 307.8 kBtu/ft² | 29,703 sq ft |
| (4292) - 79-07 Main Street, LLC (79-09 Main St) | D1 | 314.7 kBtu/ft² | 29,375 sq ft |
| 16-18 East Broadway | D1 | 365.6 kBtu/ft² | 28,055 sq ft |
Scale
Largest
| Building | Score | Site EUI | Floor area |
|---|---|---|---|
| Rockefeller Center (All Bldgs) | –— | 87.9 kBtu/ft² | 8,053,115 sq ft |
| 20-30 Hudson Yards | –— | 144.3 kBtu/ft² | 3,810,623 sq ft |
| 55 Water | B78 | 64.2 kBtu/ft² | 3,486,407 sq ft |
| Metlife Building (200 Park) | C69 | 79.8 kBtu/ft² | 2,993,388 sq ft |
| 50 Hudson Yards | B76 | 51.8 kBtu/ft² | 2,944,455 sq ft |
| 30 Rockefeller Plaza (Bld 1 & 9) | –— | 107.0 kBtu/ft² | 2,862,565 sq ft |
| ESRT - Empire State Building | B78 | 61.4 kBtu/ft² | 2,852,257 sq ft |
| 1633 Broadway - Paramount Plaza | B75 | 82.6 kBtu/ft² | 2,837,932 sq ft |
| The Spiral - 66 Hudson Boulevard | B82 | 49.6 kBtu/ft² | 2,830,000 sq ft |
| 1221 Avenue of the Americas | A86 | 78.6 kBtu/ft² | 2,636,182 sq ft |
How do New York City's office buildings compare with the rest of the city?
Their average ENERGY STAR score of 72 is about 14% above the citywide average of 63. Average site EUI is 64.5 kBtu/ft², about 16% below the city's 77.0 kBtu/ft² across all property types. Emissions intensity averages 5.8 kgCO₂e/ft², roughly in line with the citywide 5.7. 58% of the scored office buildings reach 75 or higher, the ENERGY STAR certification threshold. Together they reported 4,006,150 tCO₂e in their latest years, 14% of the city's disclosed building emissions.
How do New York City's office buildings compare nationally?
Across all 24 jurisdictions BuildingCensus covers there are 15,264 office buildings, averaging an ENERGY STAR score of 73 and a site EUI of 59.3 kBtu/ft². New York City has the 2nd-most office buildings of the 20 jurisdictions with at least 25. By average ENERGY STAR score it ranks 6th of 18; Los Angeles leads at 77.
How big and how old are New York City's office buildings?
The average office building here has 205,440 sq ft of floor area, about 85% above the citywide average of 111,236 sq ft. Together they cover 695.2 million square feet. The average year built is 1940, against 1953 for all disclosed buildings in the city. The largest is Rockefeller Center (All Bldgs), at 8,053,115 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
- 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
- College/University buildings in New York City· 553 buildings
- Office buildings in California· 6,214 buildings
- Office buildings in Washington, DC· 899 buildings
- Office buildings in Los Angeles· 676 buildings
- Office buildings in Seattle· 497 buildings
- Office buildings in Boston· 467 buildings
- Office buildings in Denver· 427 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 office buildings?
The 3,384 benchmarked office buildings in New York City average an ENERGY STAR score of 72 and a site energy-use intensity of 64.5 kBtu/ft² in their latest disclosures under Local Law 84 (LL84).
Which office building in New York City has the best energy grade?
BUSHBURG Prop:80 PINE STREET leads with an ENERGY STAR score of 100 across 1,181,477 sq ft.
How many office buildings in New York City could qualify for ENERGY STAR certification?
58% of the 2,519 scored office buildings report a score of 75 or higher, the threshold for certification eligibility; certification itself is a separate, verified application.
What is the largest office building in New York City?
Rockefeller Center (All Bldgs), with 8,053,115 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, “Office buildings in New York City”, https://buildingcensus.com/buildings/new-york-city/type/office (data as of October 2, 2026).