Coney Island Self Storage
Self-Storage Facility in New York City, NY · 2829 West 21st Street · 11224
At a glance
Coney Island Self Storage is a 69,050-square-foot self-storage facility at 2829 West 21st Street in New York City, New York, built in 2008. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 67.7 kBtu/ft² and 335 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 67.7 kBtu/ft² |
| Source EUI | 106.4 kBtu/ft² |
| GHG emissions | 335 tCO₂e |
| GHG intensity | 4.8 kgCO₂e/ft² |
| Electricity | 408,661 kWh |
| Natural gas | 32,812 therms |
| Water use | 14 kgal |
| Gross floor area | 69,050 sq ft |
| Source record | nyc:4047752:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 67.7 kBtu/ft² | 335 tCO₂e | |
| 2023 | — | 15.6 kBtu/ft² | 90 tCO₂e | |
| 2022 | — | 29.2 kBtu/ft² | 123 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
- 2829 West 21st Street
- City
- New York City
- State
- New York
- ZIP
- 11224
- Coordinates
- 40.57777, -73.98823
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does Coney Island Self Storage compare with other self-storage facility buildings in New York City?
The latest disclosures cover 481 self-storage facility buildings in New York City, out of 48,310 buildings citywide. Its site EUI of 67.7 kBtu/ft² is about 219% above the average of 21.2 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 4.8 kgCO₂e/ft² is about 185% above the group average of 1.7 kgCO₂e/ft².
At 69,050 sq ft, it is about 30% below the average floor area of 98,872 sq ft for those buildings. It was built in 2008, 25 years later than the group's average year built (1983). Across all 24 jurisdictions BuildingCensus covers, the 3,050 self-storage facility buildings average an ENERGY STAR score of 75 and a site EUI of 9.4 kBtu/ft².
How has Coney Island Self Storage's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Coney Island Self Storage, covering report years 2022–2024. Site EUI moved from 29.2 kBtu/ft² (2022) to 67.7 kBtu/ft² (2024), an 132% increase. Reported emissions went from 123 tCO₂e to 335 tCO₂e over the same span (up 172%).
What does a site EUI of 67.7 kBtu/ft² mean?
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. Coney Island Self Storage's 67.7 kBtu/ft² across 69,050 sq ft works out to about 4.7 billion Btu (1,370 MWh-equivalent) in 2024. Its source EUI of 106.4 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 408,661 kWh of electricity, 32,812 therms of natural gas and 14 thousand gallons of water for the year.
Which law requires Coney Island Self Storage to report its energy use?
Coney Island Self Storage 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:4047752:2024). 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 self-storage facility buildings in New York City
- 252 Newport Street· 69,000 sq ft · EUI 35.8 kBtu/ft²
- 1517 Bushwick Avenue· 68,573 sq ft · EUI 22.9 kBtu/ft²
- 1648 East New York Avenue· 68,239 sq ft · EUI 11.3 kBtu/ft²
- 4353 Bronx Boulevard· 68,200 sq ft · EUI 16.2 kBtu/ft²
- 0934-33-24 Woodside Ave· 68,055 sq ft · EUI 15.7 kBtu/ft²
- CubeSmart (NYC) - 934· 68,055 sq ft · score 67 (C)
- Self-Storage Facility buildings in New York City· 481 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 Coney Island Self Storage's energy grade?
Coney Island Self Storage did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 67.7 kBtu/ft².
How much energy does Coney Island Self Storage use?
Its 2024 site energy-use intensity was 67.7 kBtu/ft² (106.4 kBtu/ft² source) across 69,050 sq ft, including 408,661 kWh of electricity and 32,812 therms of natural gas.
What are Coney Island Self Storage's carbon emissions?
Coney Island Self Storage reported 335 tCO₂e of greenhouse-gas emissions (4.8 kgCO₂e/ft²) for 2024.
Where is Coney Island Self Storage?
Coney Island Self Storage is at 2829 West 21st Street, in New York City, New York 11224. Its coordinates are 40.57777, -73.98823 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Coney Island Self Storage and when was it built?
Coney Island Self Storage has 69,050 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 2008 as its year built. It is classed as self-storage facility.
Is Coney Island Self Storage 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, “Coney Island Self Storage, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/coney-island-self-storage-fa6bdfb7 (data as of October 2, 2026).