343 NYC Times Square NY HOIE
Hotel in New York City, NY · 343 West 39th Street · 10018
At a glance
343 NYC Times Square NY HOIE is a 74,128-square-foot hotel at 343 West 39th Street in New York City, New York, built in 2009. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 57 out of 100 (grade C), a site energy-use intensity of 78.3 kBtu/ft² and 552 tCO₂e of greenhouse-gas emissions. That score is higher than 58% of the 853 scored hotel buildings in New York City.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 57 (band C) |
| Site EUI | 78.3 kBtu/ft² |
| Source EUI | 175.1 kBtu/ft² |
| GHG emissions | 552 tCO₂e |
| GHG intensity | 7.5 kgCO₂e/ft² |
| Electricity | 1,152,696 kWh |
| Natural gas | 18,718 therms |
| Water use | 7,305 kgal |
| Gross floor area | 74,128 sq ft |
| Source record | nyc:3762111:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 57 | -13 | 78.3 kBtu/ft² | 552 tCO₂e |
| 2023 | 70 | +7 | 69.8 kBtu/ft² | 521 tCO₂e |
| 2022 | 63 | 78.3 kBtu/ft² | 477 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
- 343 West 39th Street
- City
- New York City
- State
- New York
- ZIP
- 10018
- Coordinates
- 40.75588, -73.99245
Within ~1 km
Nearby benchmarked buildings
- Hudson Yards Cogen Campusscore —
Other · 7,739,076 sq ft
- Manhattan Westscore —
Other · 4,153,954 sq ft
- 20-30 Hudson Yardsscore —
Office · 3,810,623 sq ft
- 50 Hudson Yardsscore 76
Office · 2,944,455 sq ft
- ESRT - Empire State Buildingscore 78
Office · 2,852,257 sq ft
- The Spiral - 66 Hudson Boulevardscore 82
Office · 2,830,000 sq ft
See also: most efficient in New York City · biggest emitters
How does 343 NYC Times Square NY HOIE 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. 343 NYC Times Square NY HOIE's ENERGY STAR score of 57 compares with an average of 50 across the 853 that report a score; it scores higher than 58% of them and lower than 42%. Its site EUI of 78.3 kBtu/ft² is about 17% 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 7.5 kgCO₂e/ft² is roughly in line with the group average of 7.8 kgCO₂e/ft².
At 74,128 sq ft, it is about half of the average floor area of 137,256 sq ft for those buildings. It was built in 2009, 34 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 343 NYC Times Square NY HOIE's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 343 NYC Times Square NY HOIE, covering report years 2022–2024. Its ENERGY STAR score went from 63 in 2022 to 57 in 2024 (-6 points); its best year on file was 2023, at 70. Site EUI moved from 78.3 kBtu/ft² (2022) to 78.3 kBtu/ft² (2024), an 0% increase. Reported emissions went from 477 tCO₂e to 552 tCO₂e over the same span (up 16%).
What does an ENERGY STAR score of 57 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 57 means the building performs better than about 57% of its national peers. BuildingCensus bands the score into report-card grades; 57 falls in band C — below median (55–69). It sits 18 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. 343 NYC Times Square NY HOIE's 78.3 kBtu/ft² across 74,128 sq ft works out to about 5.8 billion Btu (1,701 MWh-equivalent) in 2024. Its source EUI of 175.1 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,152,696 kWh of electricity, 18,718 therms of natural gas and 7,305 thousand gallons of water for the year.
Which law requires 343 NYC Times Square NY HOIE to report its energy use?
343 NYC Times Square NY HOIE 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:3762111:2024). 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
- Fairfield Inn & Suites by Marriott· 73,989 sq ft · score 72 (B)
- Civilian Hotel· 73,651 sq ft · score 18 (D)
- Madruga - Civilian Hotel – 305 West 48th Street· 73,651 sq ft · score 16 (D)
- 27-45 Jackson Avenue LLC· 73,643 sq ft · score 21 (D)
- 80 Wythe LLC - 80 Wythe Ave· 72,500 sq ft · score 8 (D)
- Fitzpatrick Grand Central Hotel· 72,307 sq ft · score 62 (C)
- 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 343 NYC Times Square NY HOIE's energy grade?
343 NYC Times Square NY HOIE scores 57 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 343 NYC Times Square NY HOIE use?
Its 2024 site energy-use intensity was 78.3 kBtu/ft² (175.1 kBtu/ft² source) across 74,128 sq ft, including 1,152,696 kWh of electricity and 18,718 therms of natural gas.
What are 343 NYC Times Square NY HOIE's carbon emissions?
343 NYC Times Square NY HOIE reported 552 tCO₂e of greenhouse-gas emissions (7.5 kgCO₂e/ft²) for 2024.
Where is 343 NYC Times Square NY HOIE?
343 NYC Times Square NY HOIE is at 343 West 39th Street, in New York City, New York 10018. Its coordinates are 40.75588, -73.99245 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 343 NYC Times Square NY HOIE and when was it built?
343 NYC Times Square NY HOIE has 74,128 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 2009 as its year built. It is classed as hotel.
Is 343 NYC Times Square NY HOIE 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, “343 NYC Times Square NY HOIE, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/343-nyc-times-square-ny-hoie-e6c22e06 (data as of October 2, 2026).