Cosmic Realty LLC - 250 Fifth Avenue
Hotel in New York City, NY · 250 Fifth Avenue · 10001
At a glance
Cosmic Realty LLC - 250 Fifth Avenue is a 118,664-square-foot hotel in New York City, New York, built in 1908. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 53 out of 100 (grade D), a site energy-use intensity of 106.2 kBtu/ft² and 955 tCO₂e of greenhouse-gas emissions. That score is higher than 54% of the 853 scored hotel buildings in New York City.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 53 (band D) |
| Site EUI | 106.2 kBtu/ft² |
| Source EUI | 179.5 kBtu/ft² |
| GHG emissions | 955 tCO₂e |
| GHG intensity | 8.1 kgCO₂e/ft² |
| Electricity | 1,351,263 kWh |
| Natural gas | 79,868 therms |
| Gross floor area | 118,664 sq ft |
| Source record | nyc:35424982:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 53 | -44 | 106.2 kBtu/ft² | 955 tCO₂e |
| 2023 | 97 | 43.1 kBtu/ft² | 451 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
- 250 Fifth Avenue
- City
- New York City
- State
- New York
- ZIP
- 10001
- Coordinates
- 40.74482, -73.98721
Within ~1 km
Nearby benchmarked buildings
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- PENN 1 (Offices)score —
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- 11 Madison Avenuescore 77
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- (71003A) Herald Square Macy'sscore 70
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- 51 Madisonscore 79
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See also: most efficient in New York City · biggest emitters
How does Cosmic Realty LLC - 250 Fifth Avenue 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. Cosmic Realty LLC - 250 Fifth Avenue's ENERGY STAR score of 53 compares with an average of 50 across the 853 that report a score; it scores higher than 54% of them and lower than 44%. Its site EUI of 106.2 kBtu/ft² is about 13% 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 8.1 kgCO₂e/ft² is roughly in line with the group average of 7.8 kgCO₂e/ft².
At 118,664 sq ft, it is about 14% below the average floor area of 137,256 sq ft for those buildings. It was built in 1908, 67 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 Cosmic Realty LLC - 250 Fifth Avenue's energy performance changed over time?
BuildingCensus holds 2 New York City disclosures for Cosmic Realty LLC - 250 Fifth Avenue, covering report years 2023–2024. Its ENERGY STAR score went from 97 in 2023 to 53 in 2024 (-44 points); its best year on file was 2023, at 97. Site EUI moved from 43.1 kBtu/ft² (2023) to 106.2 kBtu/ft² (2024), an 146% increase. Reported emissions went from 451 tCO₂e to 955 tCO₂e over the same span (up 112%).
What does an ENERGY STAR score of 53 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 53 means the building performs better than about 53% of its national peers. BuildingCensus bands the score into report-card grades; 53 falls in band D — lowest band (1–54). It sits 22 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. Cosmic Realty LLC - 250 Fifth Avenue's 106.2 kBtu/ft² across 118,664 sq ft works out to about 12.6 billion Btu (3,693 MWh-equivalent) in 2024. Its source EUI of 179.5 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,351,263 kWh of electricity and 79,868 therms of natural gas for the year.
Which law requires Cosmic Realty LLC - 250 Fifth Avenue to report its energy use?
Cosmic Realty LLC - 250 Fifth Avenue 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:35424982:2024). 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
- 37-10 114th Street - Queens· 118,300 sq ft · score 49 (D)
- The Maritime Hotel - 88 9th Avenue· 117,568 sq ft · EUI 454.1 kBtu/ft²
- Hilton Garden Inn at West 35th Street· 117,518 sq ft · score 53 (D)
- The Gallivant Hotel· 117,102 sq ft · score 22 (D)
- 140-35 Queens Boulevard· 116,466 sq ft · score 87 (A)
- Hilton Grand Vacation - 12 East 48th St· 115,924 sq ft · score 99 (A)
- 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 Cosmic Realty LLC - 250 Fifth Avenue's energy grade?
Cosmic Realty LLC - 250 Fifth Avenue scores 53 out of 100 on ENERGY STAR — band D, lowest band (1–54) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Cosmic Realty LLC - 250 Fifth Avenue use?
Its 2024 site energy-use intensity was 106.2 kBtu/ft² (179.5 kBtu/ft² source) across 118,664 sq ft, including 1,351,263 kWh of electricity and 79,868 therms of natural gas.
What are Cosmic Realty LLC - 250 Fifth Avenue's carbon emissions?
Cosmic Realty LLC - 250 Fifth Avenue reported 955 tCO₂e of greenhouse-gas emissions (8.1 kgCO₂e/ft²) for 2024.
Where is Cosmic Realty LLC - 250 Fifth Avenue?
Cosmic Realty LLC - 250 Fifth Avenue is in New York City, New York 10001. Its coordinates are 40.74482, -73.98721 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Cosmic Realty LLC - 250 Fifth Avenue and when was it built?
Cosmic Realty LLC - 250 Fifth Avenue has 118,664 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1908 as its year built. It is classed as hotel.
Is Cosmic Realty LLC - 250 Fifth Avenue 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, “Cosmic Realty LLC - 250 Fifth Avenue, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/cosmic-realty-llc-250-fifth-avenue-0774bc8b (data as of October 2, 2026).