Dermot - 101 West End Avenue
Multifamily Housing in New York City, NY · 101 W. End Avenue · 10023
At a glance
Dermot - 101 West End Avenue is a 563,380-square-foot multifamily housing building at 101 W. End Avenue in New York City, New York, built in 1999. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 54 out of 100 (grade D), a site energy-use intensity of 65.8 kBtu/ft² and 2,840 tCO₂e of greenhouse-gas emissions. That score is higher than 35% 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 | 54 (band D) |
| Site EUI | 65.8 kBtu/ft² |
| Source EUI | 112.7 kBtu/ft² |
| GHG emissions | 2,840 tCO₂e |
| GHG intensity | 5.0 kgCO₂e/ft² |
| Electricity | 4,115,762 kWh |
| Natural gas | 230,430 therms |
| Water use | 21,490 kgal |
| Gross floor area | 563,380 sq ft |
| Source record | nyc:6674826:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 54 | -4 | 65.8 kBtu/ft² | 2,840 tCO₂e |
| 2023 | 58 | -5 | 61.0 kBtu/ft² | 2,673 tCO₂e |
| 2022 | 63 | 63.9 kBtu/ft² | 2,600 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
- 101 W. End Avenue
- City
- New York City
- State
- New York
- ZIP
- 10023
- Coordinates
- 40.77506, -73.98863
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does Dermot - 101 West End Avenue 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. Dermot - 101 West End Avenue's ENERGY STAR score of 54 compares with an average of 63 across the 22,829 that report a score; it scores higher than 35% of them and lower than 64%. Its site EUI of 65.8 kBtu/ft² is about 12% below the average of 74.9 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 5.0 kgCO₂e/ft² is roughly in line with the group average of 5.2 kgCO₂e/ft².
At 563,380 sq ft, it is about 458% above the average floor area of 100,951 sq ft for those buildings. It was built in 1999, 47 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 Dermot - 101 West End Avenue's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Dermot - 101 West End Avenue, covering report years 2022–2024. Its ENERGY STAR score went from 63 in 2022 to 54 in 2024 (-9 points); its best year on file was 2022, at 63. Site EUI moved from 63.9 kBtu/ft² (2022) to 65.8 kBtu/ft² (2024), an 3% increase. Reported emissions went from 2,600 tCO₂e to 2,840 tCO₂e over the same span (up 9%).
What does an ENERGY STAR score of 54 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 54 means the building performs better than about 54% of its national peers. BuildingCensus bands the score into report-card grades; 54 falls in band D — lowest band (1–54). It sits 21 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. Dermot - 101 West End Avenue's 65.8 kBtu/ft² across 563,380 sq ft works out to about 37.1 billion Btu (10,864 MWh-equivalent) in 2024. Its source EUI of 112.7 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 4,115,762 kWh of electricity, 230,430 therms of natural gas and 21,490 thousand gallons of water for the year.
Which law requires Dermot - 101 West End Avenue to report its energy use?
Dermot - 101 West End 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:6674826:2024). 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 multifamily housing buildings in New York City
- 185 West End Ave· 562,374 sq ft
- Pink - Bldgs 3-6, 9-12, 23· 561,700 sq ft · EUI 1.1 kBtu/ft²
- 400 Fifth Avenue (398 Fifth Avenue)· 561,037 sq ft · score 8 (D)
- 360 East 72nd Street· 560,525 sq ft · score 3 (D)
- 360 East 72nd Street - 2023· 560,525 sq ft · score 13 (D)
- Sotomayor Houses - Bldgs 12-21, 29-31· 559,670 sq ft · EUI 218.5 kBtu/ft²
- 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 Dermot - 101 West End Avenue's energy grade?
Dermot - 101 West End Avenue scores 54 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 Dermot - 101 West End Avenue use?
Its 2024 site energy-use intensity was 65.8 kBtu/ft² (112.7 kBtu/ft² source) across 563,380 sq ft, including 4,115,762 kWh of electricity and 230,430 therms of natural gas.
What are Dermot - 101 West End Avenue's carbon emissions?
Dermot - 101 West End Avenue reported 2,840 tCO₂e of greenhouse-gas emissions (5.0 kgCO₂e/ft²) for 2024.
Where is Dermot - 101 West End Avenue?
Dermot - 101 West End Avenue is at 101 W. End Avenue, in New York City, New York 10023. Its coordinates are 40.77506, -73.98863 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Dermot - 101 West End Avenue and when was it built?
Dermot - 101 West End Avenue has 563,380 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1999 as its year built. It is classed as multifamily housing.
Is Dermot - 101 West End 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, “Dermot - 101 West End Avenue, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/dermot-101-west-end-avenue-72a613c7 (data as of October 2, 2026).