Murray Hill Tower - 29851
Multifamily Housing in New York City, NY · 245 E 40th St · 10016
At a glance
Murray Hill Tower - 29851 is a 404,293-square-foot multifamily housing building at 245 E 40th St in New York City, New York, built in 1977. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 42 out of 100 (grade D), a site energy-use intensity of 77.7 kBtu/ft² and 2,153 tCO₂e of greenhouse-gas emissions. That score is higher than 25% of the 22,829 scored multifamily housing buildings in New York City.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 42 (band D) |
| Site EUI | 77.7 kBtu/ft² |
| Source EUI | 115.4 kBtu/ft² |
| GHG emissions | 2,153 tCO₂e |
| GHG intensity | 5.3 kgCO₂e/ft² |
| Electricity | 2,292,163 kWh |
| Natural gas | 235,893 therms |
| Gross floor area | 404,293 sq ft |
| Source record | nyc:2814888:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 42 | +5 | 77.7 kBtu/ft² | 2,153 tCO₂e |
| 2023 | 37 | -2 | 80.1 kBtu/ft² | 2,159 tCO₂e |
| 2022 | 39 | 81.5 kBtu/ft² | 2,035 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
- 245 E 40th St
- City
- New York City
- State
- New York
- ZIP
- 10016
- Coordinates
- 40.74875, -73.97363
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does Murray Hill Tower - 29851 compare with other multifamily housing buildings in New York City?
The latest disclosures cover 33,022 multifamily housing buildings in New York City, out of 48,310 buildings citywide. Murray Hill Tower - 29851's ENERGY STAR score of 42 compares with an average of 63 across the 22,829 that report a score; it scores higher than 25% of them and lower than 74%. Its site EUI of 77.7 kBtu/ft² is roughly in line with the average of 74.9 kBtu/ft². Its emissions intensity of 5.3 kgCO₂e/ft² is roughly in line with the group average of 5.2 kgCO₂e/ft².
At 404,293 sq ft, it is about 300% above the average floor area of 100,951 sq ft for those buildings. It was built in 1977, 25 years later than the group's average year built (1952). Across all 24 jurisdictions BuildingCensus covers, the 59,945 multifamily housing buildings average an ENERGY STAR score of 70 and a site EUI of 59.0 kBtu/ft².
How has Murray Hill Tower - 29851's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Murray Hill Tower - 29851, covering report years 2022–2024. Its ENERGY STAR score went from 39 in 2022 to 42 in 2024 (+3 points). Site EUI moved from 81.5 kBtu/ft² (2022) to 77.7 kBtu/ft² (2024), a 5% decrease. Reported emissions went from 2,035 tCO₂e to 2,153 tCO₂e over the same span (up 6%).
What does an ENERGY STAR score of 42 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 42 means the building performs better than about 42% of its national peers. BuildingCensus bands the score into report-card grades; 42 falls in band D — lowest band (1–54). It sits 33 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. Murray Hill Tower - 29851's 77.7 kBtu/ft² across 404,293 sq ft works out to about 31.4 billion Btu (9,206 MWh-equivalent) in 2024. Its source EUI of 115.4 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 2,292,163 kWh of electricity and 235,893 therms of natural gas for the year.
Which law requires Murray Hill Tower - 29851 to report its energy use?
Murray Hill Tower - 29851 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:2814888:2024). 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.
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- Mutual Redevelopment -Penn South - Building 3· 403,741 sq ft · score 100 (A)
- Mutual Redevelopment -Penn South - Building 2· 403,741 sq ft · score 100 (A)
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- Multifamily Housing buildings in New York City· 33,022 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 Murray Hill Tower - 29851's energy grade?
Murray Hill Tower - 29851 scores 42 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 Murray Hill Tower - 29851 use?
Its 2024 site energy-use intensity was 77.7 kBtu/ft² (115.4 kBtu/ft² source) across 404,293 sq ft, including 2,292,163 kWh of electricity and 235,893 therms of natural gas.
What are Murray Hill Tower - 29851's carbon emissions?
Murray Hill Tower - 29851 reported 2,153 tCO₂e of greenhouse-gas emissions (5.3 kgCO₂e/ft²) for 2024.
Where is Murray Hill Tower - 29851?
Murray Hill Tower - 29851 is at 245 E 40th St, in New York City, New York 10016. Its coordinates are 40.74875, -73.97363 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Murray Hill Tower - 29851 and when was it built?
Murray Hill Tower - 29851 has 404,293 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1977 as its year built. It is classed as multifamily housing.
Is Murray Hill Tower - 29851 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, “Murray Hill Tower - 29851, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/murray-hill-tower-29851-8247d03d (data as of October 2, 2026).