345 New York City Wall St NY HOI
Hotel in New York City, NY · 51 Nassau St · 10038
At a glance
345 New York City Wall St NY HOI is a 42,012-square-foot hotel at 51 Nassau St in New York City, New York, built in 2008. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 65 out of 100 (grade C), a site energy-use intensity of 71.0 kBtu/ft² and 254 tCO₂e of greenhouse-gas emissions. That score is higher than 67% of the 853 scored hotel buildings in New York City.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 65 (band C) |
| Site EUI | 71.0 kBtu/ft² |
| Source EUI | 138.8 kBtu/ft² |
| GHG emissions | 254 tCO₂e |
| GHG intensity | 6.0 kgCO₂e/ft² |
| Electricity | 451,937 kWh |
| Natural gas | 14,422 therms |
| Water use | 3,452 kgal |
| Gross floor area | 42,012 sq ft |
| Source record | nyc:3762114:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 65 | +4 | 71.0 kBtu/ft² | 254 tCO₂e |
| 2023 | 61 | +19 | 79.1 kBtu/ft² | 249 tCO₂e |
| 2022 | 42 | 99.7 kBtu/ft² | 257 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
- 51 Nassau St
- City
- New York City
- State
- New York
- ZIP
- 10038
- Coordinates
- 40.70893, -74.00903
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 345 New York City Wall St NY HOI compare with other hotel buildings in New York City?
The latest disclosures cover 970 hotel buildings in New York City, out of 48,310 buildings citywide. 345 New York City Wall St NY HOI's ENERGY STAR score of 65 compares with an average of 50 across the 853 that report a score; it scores higher than 67% of them and lower than 32%. Its site EUI of 71.0 kBtu/ft² is about 25% below the average of 94.3 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 6.0 kgCO₂e/ft² is about 22% below the group average of 7.8 kgCO₂e/ft².
At 42,012 sq ft, it is about 69% below the average floor area of 137,256 sq ft for those buildings. It was built in 2008, 33 years later than the group's average year built (1975). Across all 24 jurisdictions BuildingCensus covers, the 3,812 hotel buildings average an ENERGY STAR score of 65 and a site EUI of 77.8 kBtu/ft².
How has 345 New York City Wall St NY HOI's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 345 New York City Wall St NY HOI, covering report years 2022–2024. Its ENERGY STAR score went from 42 in 2022 to 65 in 2024 (+23 points). Site EUI moved from 99.7 kBtu/ft² (2022) to 71.0 kBtu/ft² (2024), a 29% decrease. Reported emissions went from 257 tCO₂e to 254 tCO₂e over the same span (down 1%).
What does an ENERGY STAR score of 65 mean?
ENERGY STAR scores run from 1 to 100 and are computed by the EPA's Portfolio Manager as a percentile against similar buildings nationwide, adjusted for climate, size and use: a score of 65 means the building performs better than about 65% of its national peers. BuildingCensus bands the score into report-card grades; 65 falls in band C — below median (55–69). It sits 10 points below 75, the threshold for ENERGY STAR certification. In New York City, 43% of scored buildings are at 75 or above.
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. 345 New York City Wall St NY HOI's 71.0 kBtu/ft² across 42,012 sq ft works out to about 3 billion Btu (874 MWh-equivalent) in 2024. Its source EUI of 138.8 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 451,937 kWh of electricity, 14,422 therms of natural gas and 3,452 thousand gallons of water for the year.
Which law requires 345 New York City Wall St NY HOI to report its energy use?
345 New York City Wall St NY HOI 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:3762114:2024). 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 hotel buildings in New York City
- Henn na Hotel· 41,584 sq ft · score 61 (C)
- 154 Bruckner Blvd· 41,582 sq ft · score 26 (D)
- 1090 Myrtle Ave· 41,212 sq ft · score 88 (A)
- 41-01 21st Street· 40,946 sq ft · score 94 (A)
- Astoria Delancy Inn· 40,919 sq ft · score 50 (D)
- 154-10 South Conduit Avenue· 40,734 sq ft · score 74 (B)
- Hotel buildings in New York City· 970 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 345 New York City Wall St NY HOI's energy grade?
345 New York City Wall St NY HOI scores 65 out of 100 on ENERGY STAR — band C, below median (55–69) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 345 New York City Wall St NY HOI use?
Its 2024 site energy-use intensity was 71.0 kBtu/ft² (138.8 kBtu/ft² source) across 42,012 sq ft, including 451,937 kWh of electricity and 14,422 therms of natural gas.
What are 345 New York City Wall St NY HOI's carbon emissions?
345 New York City Wall St NY HOI reported 254 tCO₂e of greenhouse-gas emissions (6.0 kgCO₂e/ft²) for 2024.
Where is 345 New York City Wall St NY HOI?
345 New York City Wall St NY HOI is at 51 Nassau St, in New York City, New York 10038. Its coordinates are 40.70893, -74.00903 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 345 New York City Wall St NY HOI and when was it built?
345 New York City Wall St NY HOI has 42,012 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 2008 as its year built. It is classed as hotel.
Is 345 New York City Wall St NY HOI 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, “345 New York City Wall St NY HOI, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/345-new-york-city-wall-st-ny-hoi-85ea7c8c (data as of October 2, 2026).