1 United Nations Plaza
Office in New York City, NY · 10017
At a glance
1 United Nations Plaza is a 587,000-square-foot office building in New York City, New York, built in 1975.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | — |
| Source EUI | — |
| GHG emissions | — |
| GHG intensity | — |
| Electricity | 8,738,859 kWh |
| Water use | 16,122 kgal |
| Gross floor area | 587,000 sq ft |
| Source record | nyc:1582233:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | — | — | |
| 2023 | 63 | +10 | 91.8 kBtu/ft² | 4,801 tCO₂e |
| 2022 | 53 | 105.8 kBtu/ft² | 4,720 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.
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Location
- Address
- 1 United Nations Plaza
- City
- New York City
- State
- New York
- ZIP
- 10017
- Coordinates
- 40.75044, -73.96868
Within ~1 km
Nearby benchmarked buildings
- Metlife Building (200 Park)score 69
Office · 2,993,388 sq ft
- 277 Park Avenuescore 64
Office · 1,897,643 sq ft
- 345 Park Ave LPscore 47
Office · 1,783,232 sq ft
- 277 Park Avenuescore 55
Office · 1,745,856 sq ft
- Waldorf Astoria Hotelscore 97
Hotel · 1,666,763 sq ft
Office · 1,589,903 sq ft
See also: most efficient in New York City · biggest emitters
How does 1 United Nations Plaza 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.
At 587,000 sq ft, it is about 186% above the average floor area of 205,440 sq ft for those buildings. It was built in 1975, 35 years later 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 1 United Nations Plaza's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 1 United Nations Plaza, covering report years 2022–2024. Its ENERGY STAR score went from 53 in 2022 to 63 in 2023 (+10 points). Site EUI moved from 105.8 kBtu/ft² (2022) to 91.8 kBtu/ft² (2023), a 13% decrease. Reported emissions went from 4,720 tCO₂e to 4,801 tCO₂e over the same span (up 2%).
Which law requires 1 United Nations Plaza to report its energy use?
1 United Nations Plaza 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:1582233:2024). 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
- Falchi Building (31-00 47th Ave.)· 586,899 sq ft · score 59 (C)
- 125 West 55th Street (115 W 55 ST)· 582,525 sq ft · score 77 (B)
- 979 3rd Avenue· 579,779 sq ft · score 79 (B)
- 17 State Street· 575,860 sq ft · score 78 (B)
- 25 Kent· 575,159 sq ft · EUI 30.7 kBtu/ft²
- 712 Fifth Avenue· 574,857 sq ft · score 76 (B)
- 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 1 United Nations Plaza's energy grade?
1 United Nations Plaza did not report an ENERGY STAR score in its 2024 disclosure.
How much energy does 1 United Nations Plaza use?
No energy-use intensity was reported for 2024.
What are 1 United Nations Plaza's carbon emissions?
No greenhouse-gas emissions figure was reported for 2024.
Where is 1 United Nations Plaza?
1 United Nations Plaza is in New York City, New York 10017. Its coordinates are 40.75044, -73.96868 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 1 United Nations Plaza and when was it built?
1 United Nations Plaza has 587,000 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1975 as its year built. It is classed as office.
Is 1 United Nations Plaza 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).
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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, “1 United Nations Plaza, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/1-united-nations-plaza-ccf49cd8 (data as of October 2, 2026).