Mark Hotel
Hotel in New York City, NY · 25 East 77th street · 10075
At a glance
Mark Hotel is a 185,000-square-foot hotel at 25 East 77th street in New York City, New York, built in 1927. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 118.5 kBtu/ft² and 1,843 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 118.5 kBtu/ft² |
| Source EUI | 228.1 kBtu/ft² |
| GHG emissions | 1,843 tCO₂e |
| GHG intensity | 10.0 kgCO₂e/ft² |
| Electricity | 3,211,531 kWh |
| Natural gas | 109,629 therms |
| Gross floor area | 185,000 sq ft |
| Source record | nyc:2969494:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 118.5 kBtu/ft² | 1,843 tCO₂e | |
| 2023 | — | 89.1 kBtu/ft² | 1,482 tCO₂e | |
| 2022 | — | 136.9 kBtu/ft² | 1,822 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
- 25 East 77th street
- City
- New York City
- State
- New York
- ZIP
- 10075
- Coordinates
- 40.77528, -73.96374
Within ~1 km
Nearby benchmarked buildings
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- Imperial Housescore 69
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- Benchmarking Group - 209score —
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- NH Lenox Hill Hospital Campusscore 64
Hospital (General Medical & Surgical) · 850,896 sq ft
See also: most efficient in New York City · biggest emitters
How does Mark Hotel 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. Its site EUI of 118.5 kBtu/ft² is about 26% above the average of 94.3 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 10.0 kgCO₂e/ft² is about 28% above the group average of 7.8 kgCO₂e/ft².
At 185,000 sq ft, it is about 35% above the average floor area of 137,256 sq ft for those buildings. It was built in 1927, 48 years earlier 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 Mark Hotel's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Mark Hotel, covering report years 2022–2024. Site EUI moved from 136.9 kBtu/ft² (2022) to 118.5 kBtu/ft² (2024), a 13% decrease. Reported emissions went from 1,822 tCO₂e to 1,843 tCO₂e over the same span (up 1%).
What does a site EUI of 118.5 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. Mark Hotel's 118.5 kBtu/ft² across 185,000 sq ft works out to about 21.9 billion Btu (6,425 MWh-equivalent) in 2024. Its source EUI of 228.1 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 3,211,531 kWh of electricity and 109,629 therms of natural gas for the year.
Which law requires Mark Hotel to report its energy use?
Mark Hotel 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:2969494:2024). 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
- Hilton Garden Inn· 184,995 sq ft · score 100 (A)
- Pendry Manhattan West· 183,922 sq ft · score 22 (D)
- Pendry Manhattan West· 183,379 sq ft · score 2 (D)
- Club Quarters· 183,235 sq ft
- Hilton Garden Inn New York/Staten Island· 182,594 sq ft
- Club Quarters-World Trade Center· 181,297 sq ft · score 23 (D)
- 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 Mark Hotel's energy grade?
Mark Hotel did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 118.5 kBtu/ft².
How much energy does Mark Hotel use?
Its 2024 site energy-use intensity was 118.5 kBtu/ft² (228.1 kBtu/ft² source) across 185,000 sq ft, including 3,211,531 kWh of electricity and 109,629 therms of natural gas.
What are Mark Hotel's carbon emissions?
Mark Hotel reported 1,843 tCO₂e of greenhouse-gas emissions (10.0 kgCO₂e/ft²) for 2024.
Where is Mark Hotel?
Mark Hotel is at 25 East 77th street, in New York City, New York 10075. Its coordinates are 40.77528, -73.96374 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Mark Hotel and when was it built?
Mark Hotel has 185,000 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1927 as its year built. It is classed as hotel.
Is Mark Hotel 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, “Mark Hotel, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/mark-hotel-35456365 (data as of October 2, 2026).