Triangle: 2 W 46th St.
Office in New York City, NY · 2 West 46th Street · 10036
At a glance
Triangle: 2 W 46th St. is a 126,754-square-foot office building at 2 West 46th Street in New York City, New York, built in 1926. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 61.1 kBtu/ft² and 776 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 61.1 kBtu/ft² |
| Source EUI | 131.2 kBtu/ft² |
| GHG emissions | 776 tCO₂e |
| GHG intensity | 6.1 kgCO₂e/ft² |
| Electricity | 1,441,455 kWh |
| Natural gas | 21 therms |
| Water use | 1,465 kgal |
| Gross floor area | 126,754 sq ft |
| Source record | nyc:8156209:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 61.1 kBtu/ft² | 776 tCO₂e | |
| 2023 | — | 59.9 kBtu/ft² | 731 tCO₂e | |
| 2022 | — | 64.6 kBtu/ft² | 654 tCO₂e |
Compliance context
Local Law 84 (LL84)
Under Local Law 97, buildings over 25,000 sq ft face carbon caps with fines of $268 per metric ton of CO₂e over the limit, phasing in from 2024.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 2 West 46th Street
- City
- New York City
- State
- New York
- ZIP
- 10036
- Coordinates
- 40.75623, -73.97952
Within ~1 km
Nearby benchmarked buildings
Office · 8,053,115 sq ft
- Metlife Building (200 Park)score 69
Office · 2,993,388 sq ft
Office · 2,862,565 sq ft
- 1633 Broadway - Paramount Plazascore 75
Office · 2,837,932 sq ft
- 1221 Avenue of the Americasscore 86
Office · 2,636,182 sq ft
- 1251 Avenue of the Americasscore 77
Office · 2,325,598 sq ft
See also: most efficient in New York City · biggest emitters
How does Triangle: 2 W 46th St. compare with other office buildings in New York City?
The latest disclosures cover 3,384 office buildings in New York City, out of 48,310 buildings citywide. Its site EUI of 61.1 kBtu/ft² is roughly in line with the average of 64.5 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 6.1 kgCO₂e/ft² is roughly in line with the group average of 5.8 kgCO₂e/ft².
At 126,754 sq ft, it is about 38% below the average floor area of 205,440 sq ft for those buildings. It was built in 1926, 14 years earlier than the group's average year built (1940). Across all 24 jurisdictions BuildingCensus covers, the 15,264 office buildings average an ENERGY STAR score of 73 and a site EUI of 59.3 kBtu/ft².
How has Triangle: 2 W 46th St.'s energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Triangle: 2 W 46th St., covering report years 2022–2024. Site EUI moved from 64.6 kBtu/ft² (2022) to 61.1 kBtu/ft² (2024), a 5% decrease. Reported emissions went from 654 tCO₂e to 776 tCO₂e over the same span (up 19%).
What does a site EUI of 61.1 kBtu/ft² mean?
Site energy-use intensity (EUI) is the energy a building uses on site in a year divided by its floor area, in thousand Btu per square foot — lower is more efficient. Triangle: 2 W 46th St.'s 61.1 kBtu/ft² across 126,754 sq ft works out to about 7.7 billion Btu (2,270 MWh-equivalent) in 2024. Its source EUI of 131.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,441,455 kWh of electricity, 21 therms of natural gas and 1,465 thousand gallons of water for the year.
Which law requires Triangle: 2 W 46th St. to report its energy use?
Triangle: 2 W 46th St. reports under Local Law 84 (LL84), the legal basis of New York City's Energy and Water Data Disclosure program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2024 disclosure (source record nyc:8156209:2024). Under Local Law 97, buildings over 25,000 sq ft face carbon caps with fines of $268 per metric ton of CO₂e over the limit, phasing in from 2024.
More office buildings in New York City
- ConEd Third Ave Yard· 126,707 sq ft · EUI 81.0 kBtu/ft²
- 72 Spring Street· 126,559 sq ft · score 90 (A)
- 809 First Avenue· 126,086 sq ft · score 70 (B)
- Mayflower Agency Co., Inc.· 126,052 sq ft · score 91 (A)
- 495 FLATBUSH AVE. L.L.C.· 126,042 sq ft · EUI 53.2 kBtu/ft²
- 3651 Bruckner Blvd· 126,000 sq ft · score 100 (A)
- Office buildings in New York City· 3,384 benchmarked
- All New York City benchmarked buildings· Local Law 84 (LL84)
- Most efficient large buildings in New York City
- Least efficient large buildings in New York City
- Biggest emitters in New York City
Frequently asked questions
What is Triangle: 2 W 46th St.'s energy grade?
Triangle: 2 W 46th St. did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 61.1 kBtu/ft².
How much energy does Triangle: 2 W 46th St. use?
Its 2024 site energy-use intensity was 61.1 kBtu/ft² (131.2 kBtu/ft² source) across 126,754 sq ft, including 1,441,455 kWh of electricity and 21 therms of natural gas.
What are Triangle: 2 W 46th St.'s carbon emissions?
Triangle: 2 W 46th St. reported 776 tCO₂e of greenhouse-gas emissions (6.1 kgCO₂e/ft²) for 2024.
Where is Triangle: 2 W 46th St.?
Triangle: 2 W 46th St. is at 2 West 46th Street, in New York City, New York 10036. Its coordinates are 40.75623, -73.97952 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Triangle: 2 W 46th St. and when was it built?
Triangle: 2 W 46th St. has 126,754 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1926 as its year built. It is classed as office.
Is Triangle: 2 W 46th St. covered by Local Law 84 (LL84)?
Yes — it appears in the 2024 Energy and Water Data Disclosure disclosure, which lists the buildings reporting under Local Law 84 (LL84).
Working with New York City building benchmarking records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Triangle: 2 W 46th St., New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/triangle-2-w-46th-st-eb4b5933 (data as of October 2, 2026).