NY037_AVA DoBro (ny37) & NY039_Avalon Willoughby (ny51)
Multifamily Housing in New York City, NY · 100 Willoughby Street · 11201
At a glance
NY037_AVA DoBro (ny37) & NY039_Avalon Willoughby (ny51) is a 1,158,924-square-foot multifamily housing building at 100 Willoughby Street in New York City, New York, built in 2015. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 80 out of 100 (grade B), a site energy-use intensity of 45.9 kBtu/ft² and 4,404 tCO₂e of greenhouse-gas emissions. That score is higher than 63% 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 | 80 (band B) |
| Site EUI | 45.9 kBtu/ft² |
| Source EUI | 86.7 kBtu/ft² |
| GHG emissions | 4,404 tCO₂e |
| GHG intensity | 3.8 kgCO₂e/ft² |
| Electricity | 7,468,634 kWh |
| Natural gas | 276,971 therms |
| Water use | 27,435 kgal |
| Gross floor area | 1,158,924 sq ft |
| Source record | nyc:5828049:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 80 | -2 | 45.9 kBtu/ft² | 4,404 tCO₂e |
| 2023 | 82 | -7 | 44.2 kBtu/ft² | 4,081 tCO₂e |
| 2022 | 89 | 42.8 kBtu/ft² | 3,401 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
- 100 Willoughby Street
- City
- New York City
- State
- New York
- ZIP
- 11201
- Coordinates
- 40.69213, -73.98470
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does NY037_AVA DoBro (ny37) & NY039_Avalon Willoughby (ny51) 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. NY037_AVA DoBro (ny37) & NY039_Avalon Willoughby (ny51)'s ENERGY STAR score of 80 compares with an average of 63 across the 22,829 that report a score; it scores higher than 63% of them and lower than 36%. Its site EUI of 45.9 kBtu/ft² is about 39% 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 3.8 kgCO₂e/ft² is about 27% below the group average of 5.2 kgCO₂e/ft².
At 1,158,924 sq ft, it is about 1048% above the average floor area of 100,951 sq ft for those buildings. It was built in 2015, 63 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 NY037_AVA DoBro (ny37) & NY039_Avalon Willoughby (ny51)'s energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for NY037_AVA DoBro (ny37) & NY039_Avalon Willoughby (ny51), covering report years 2022–2024. Its ENERGY STAR score went from 89 in 2022 to 80 in 2024 (-9 points); its best year on file was 2022, at 89. Site EUI moved from 42.8 kBtu/ft² (2022) to 45.9 kBtu/ft² (2024), an 7% increase. Reported emissions went from 3,401 tCO₂e to 4,404 tCO₂e over the same span (up 29%).
What does an ENERGY STAR score of 80 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 80 means the building performs better than about 80% of its national peers. BuildingCensus bands the score into report-card grades; 80 falls in band B — above median (70–84). Scores of 75 or higher meet the threshold for ENERGY STAR certification; certification itself is a separate, verified application that the disclosure does not record. 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. NY037_AVA DoBro (ny37) & NY039_Avalon Willoughby (ny51)'s 45.9 kBtu/ft² across 1,158,924 sq ft works out to about 53.2 billion Btu (15,590 MWh-equivalent) in 2024. Its source EUI of 86.7 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 7,468,634 kWh of electricity, 276,971 therms of natural gas and 27,435 thousand gallons of water for the year.
Which law requires NY037_AVA DoBro (ny37) & NY039_Avalon Willoughby (ny51) to report its energy use?
NY037_AVA DoBro (ny37) & NY039_Avalon Willoughby (ny51) 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:5828049:2024). 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
- MILL BROOK (SITES 5-9) - 2025480001· 1,158,740 sq ft · EUI 160.2 kBtu/ft²
- TOMPKINS· 1,143,000 sq ft · score 26 (D)
- NOSTRAND - (SITES 1-17) - NGrid· 1,129,800 sq ft · EUI 1.6 kBtu/ft²
- ALBANY/ALBANY II· 1,128,400 sq ft · EUI 91.7 kBtu/ft²
- ALBANY/ALBANY II CAMPUS· 1,128,400 sq ft · score 45 (D)
- DYCKMAN· 1,122,000 sq ft · score 11 (D)
- 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 NY037_AVA DoBro (ny37) & NY039_Avalon Willoughby (ny51)'s energy grade?
NY037_AVA DoBro (ny37) & NY039_Avalon Willoughby (ny51) scores 80 out of 100 on ENERGY STAR — band B, above median (70–84) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does NY037_AVA DoBro (ny37) & NY039_Avalon Willoughby (ny51) use?
Its 2024 site energy-use intensity was 45.9 kBtu/ft² (86.7 kBtu/ft² source) across 1,158,924 sq ft, including 7,468,634 kWh of electricity and 276,971 therms of natural gas.
What are NY037_AVA DoBro (ny37) & NY039_Avalon Willoughby (ny51)'s carbon emissions?
NY037_AVA DoBro (ny37) & NY039_Avalon Willoughby (ny51) reported 4,404 tCO₂e of greenhouse-gas emissions (3.8 kgCO₂e/ft²) for 2024.
Where is NY037_AVA DoBro (ny37) & NY039_Avalon Willoughby (ny51)?
NY037_AVA DoBro (ny37) & NY039_Avalon Willoughby (ny51) is at 100 Willoughby Street, in New York City, New York 11201. Its coordinates are 40.69213, -73.98470 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is NY037_AVA DoBro (ny37) & NY039_Avalon Willoughby (ny51) and when was it built?
NY037_AVA DoBro (ny37) & NY039_Avalon Willoughby (ny51) has 1,158,924 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 2015 as its year built. It is classed as multifamily housing.
Is NY037_AVA DoBro (ny37) & NY039_Avalon Willoughby (ny51) 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, “NY037_AVA DoBro (ny37) & NY039_Avalon Willoughby (ny51), New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/ny037-ava-dobro-ny37-ny039-avalon-willoughby-ny51-e0e62f6a (data as of October 2, 2026).