Piermont: 178-2 Hillside Ave
Multifamily Housing in New York City, NY · 178-02 Hillside Avenue · 11432
At a glance
Piermont: 178-2 Hillside Ave is a 247,687-square-foot multifamily housing building at 178-02 Hillside Avenue in New York City, New York, built in 2017. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 19 out of 100 (grade D), a site energy-use intensity of 47.4 kBtu/ft² and 1,236 tCO₂e of greenhouse-gas emissions. That score is higher than 11% 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 | 19 (band D) |
| Site EUI | 47.4 kBtu/ft² |
| Source EUI | 119.6 kBtu/ft² |
| GHG emissions | 1,236 tCO₂e |
| GHG intensity | 5.0 kgCO₂e/ft² |
| Electricity | 2,893,207 kWh |
| Natural gas | 18,799 therms |
| Gross floor area | 247,687 sq ft |
| Source record | nyc:10402963:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 19 | ±0 | 47.4 kBtu/ft² | 1,236 tCO₂e |
| 2023 | 19 | -81 | 46.3 kBtu/ft² | 1,145 tCO₂e |
| 2022 | 100 | 22.0 kBtu/ft² | 405 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
- 178-02 Hillside Avenue
- City
- New York City
- State
- New York
- ZIP
- 11432
- Coordinates
- 40.71231, -73.78520
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does Piermont: 178-2 Hillside Ave 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. Piermont: 178-2 Hillside Ave's ENERGY STAR score of 19 compares with an average of 63 across the 22,829 that report a score; it scores higher than 11% of them and lower than 88%. Its site EUI of 47.4 kBtu/ft² is about 37% 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 247,687 sq ft, it is about 145% above the average floor area of 100,951 sq ft for those buildings. It was built in 2017, 65 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 Piermont: 178-2 Hillside Ave's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Piermont: 178-2 Hillside Ave, covering report years 2022–2024. Its ENERGY STAR score went from 100 in 2022 to 19 in 2024 (-81 points); its best year on file was 2022, at 100. Site EUI moved from 22.0 kBtu/ft² (2022) to 47.4 kBtu/ft² (2024), an 115% increase. Reported emissions went from 405 tCO₂e to 1,236 tCO₂e over the same span (up 205%).
What does an ENERGY STAR score of 19 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 19 means the building performs better than about 19% of its national peers. BuildingCensus bands the score into report-card grades; 19 falls in band D — lowest band (1–54). It sits 56 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. Piermont: 178-2 Hillside Ave's 47.4 kBtu/ft² across 247,687 sq ft works out to about 11.7 billion Btu (3,441 MWh-equivalent) in 2024. Its source EUI of 119.6 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 2,893,207 kWh of electricity and 18,799 therms of natural gas for the year.
Which law requires Piermont: 178-2 Hillside Ave to report its energy use?
Piermont: 178-2 Hillside Ave 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:10402963:2024). 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
- 60131 - Battery Park by Sunrise· 247,607 sq ft · score 1 (D)
- 3900 Bailey Avenue· 247,530 sq ft · score 61 (C)
- Quality Apartments· 247,415 sq ft · score 81 (B)
- One Flushing· 247,217 sq ft · score 90 (A)
- 221 East 122nd Street· 247,156 sq ft
- Orsid-44 West 62nd Street (PARENT)· 247,113 sq ft · score 63 (C)
- 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 Piermont: 178-2 Hillside Ave's energy grade?
Piermont: 178-2 Hillside Ave scores 19 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 Piermont: 178-2 Hillside Ave use?
Its 2024 site energy-use intensity was 47.4 kBtu/ft² (119.6 kBtu/ft² source) across 247,687 sq ft, including 2,893,207 kWh of electricity and 18,799 therms of natural gas.
What are Piermont: 178-2 Hillside Ave's carbon emissions?
Piermont: 178-2 Hillside Ave reported 1,236 tCO₂e of greenhouse-gas emissions (5.0 kgCO₂e/ft²) for 2024.
Where is Piermont: 178-2 Hillside Ave?
Piermont: 178-2 Hillside Ave is at 178-02 Hillside Avenue, in New York City, New York 11432. Its coordinates are 40.71231, -73.78520 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Piermont: 178-2 Hillside Ave and when was it built?
Piermont: 178-2 Hillside Ave has 247,687 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 2017 as its year built. It is classed as multifamily housing.
Is Piermont: 178-2 Hillside Ave 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, “Piermont: 178-2 Hillside Ave, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/piermont-178-2-hillside-ave-56f79776 (data as of October 2, 2026).