G Lamp Owner LLC (Greenpoint) (2148)
Multifamily Housing in New York City, NY · 21 Commercial Street · 11222
At a glance
G Lamp Owner LLC (Greenpoint) (2148) is a 85,237-square-foot multifamily housing building at 21 Commercial Street in New York City, New York, built in 2016. 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 74.2 kBtu/ft² and 481 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 | 74.2 kBtu/ft² |
| Source EUI | 125.9 kBtu/ft² |
| GHG emissions | 481 tCO₂e |
| GHG intensity | 5.6 kgCO₂e/ft² |
| Electricity | 684,154 kWh |
| Natural gas | 39,928 therms |
| Water use | 8,956 kgal |
| Gross floor area | 85,237 sq ft |
| Source record | nyc:33918762:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 54 | -1 | 74.2 kBtu/ft² | 481 tCO₂e |
| 2023 | 55 | 73.7 kBtu/ft² | 459 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
- 21 Commercial Street
- City
- New York City
- State
- New York
- ZIP
- 11222
- Coordinates
- 40.73579, -73.95945
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does G Lamp Owner LLC (Greenpoint) (2148) 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. G Lamp Owner LLC (Greenpoint) (2148)'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 74.2 kBtu/ft² is roughly in line with 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 5.6 kgCO₂e/ft² is roughly in line with the group average of 5.2 kgCO₂e/ft².
At 85,237 sq ft, it is about 16% below the average floor area of 100,951 sq ft for those buildings. It was built in 2016, 64 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 G Lamp Owner LLC (Greenpoint) (2148)'s energy performance changed over time?
BuildingCensus holds 2 New York City disclosures for G Lamp Owner LLC (Greenpoint) (2148), covering report years 2023–2024. Its ENERGY STAR score went from 55 in 2023 to 54 in 2024 (-1 points); its best year on file was 2023, at 55. Site EUI moved from 73.7 kBtu/ft² (2023) to 74.2 kBtu/ft² (2024), an 1% increase. Reported emissions went from 459 tCO₂e to 481 tCO₂e over the same span (up 5%).
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. G Lamp Owner LLC (Greenpoint) (2148)'s 74.2 kBtu/ft² across 85,237 sq ft works out to about 6.3 billion Btu (1,854 MWh-equivalent) in 2024. Its source EUI of 125.9 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 684,154 kWh of electricity, 39,928 therms of natural gas and 8,956 thousand gallons of water for the year.
Which law requires G Lamp Owner LLC (Greenpoint) (2148) to report its energy use?
G Lamp Owner LLC (Greenpoint) (2148) 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:33918762:2024). 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
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- Multifamily Housing buildings in New York City· 33,022 benchmarked
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Frequently asked questions
What is G Lamp Owner LLC (Greenpoint) (2148)'s energy grade?
G Lamp Owner LLC (Greenpoint) (2148) 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 G Lamp Owner LLC (Greenpoint) (2148) use?
Its 2024 site energy-use intensity was 74.2 kBtu/ft² (125.9 kBtu/ft² source) across 85,237 sq ft, including 684,154 kWh of electricity and 39,928 therms of natural gas.
What are G Lamp Owner LLC (Greenpoint) (2148)'s carbon emissions?
G Lamp Owner LLC (Greenpoint) (2148) reported 481 tCO₂e of greenhouse-gas emissions (5.6 kgCO₂e/ft²) for 2024.
Where is G Lamp Owner LLC (Greenpoint) (2148)?
G Lamp Owner LLC (Greenpoint) (2148) is at 21 Commercial Street, in New York City, New York 11222. Its coordinates are 40.73579, -73.95945 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is G Lamp Owner LLC (Greenpoint) (2148) and when was it built?
G Lamp Owner LLC (Greenpoint) (2148) has 85,237 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 2016 as its year built. It is classed as multifamily housing.
Is G Lamp Owner LLC (Greenpoint) (2148) 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, “G Lamp Owner LLC (Greenpoint) (2148), New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/g-lamp-owner-llc-greenpoint-2148-486caef1 (data as of October 2, 2026).