327B Realty: 347 Walnut - 327 Realty: 863 E 141 Campus (Parent)
Self-Storage Facility in New York City, NY · 863 East 141st St, Bronx · 10454
At a glance
327B Realty: 347 Walnut - 327 Realty: 863 E 141 Campus (Parent) is a 210,362-square-foot self-storage facility at 863 East 141st St, Bronx in New York City, New York, built in 1919. In its 2023 New York City benchmarking disclosure it reported a site energy-use intensity of 1.1 kBtu/ft² and 25 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 1.1 kBtu/ft² |
| Source EUI | 3.1 kBtu/ft² |
| GHG emissions | 25 tCO₂e |
| GHG intensity | 0.1 kgCO₂e/ft² |
| Electricity | 68,297 kWh |
| Natural gas | 0 therms |
| Water use | 718 kgal |
| Gross floor area | 210,362 sq ft |
| Source record | nyc:11613603:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | — | 1.1 kBtu/ft² | 25 tCO₂e | |
| 2022 | — | 3.9 kBtu/ft² | 62 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
- 863 East 141st St, Bronx
- City
- New York City
- State
- New York
- ZIP
- 10454
- Coordinates
- 40.80488, -73.90709
Within ~1 km
Nearby benchmarked buildings
- 980 East 149th Streetscore —
Non-Refrigerated Warehouse · 986,360 sq ft
- Bronx Print Center (NY Post)score —
Manufacturing/Industrial Plant · 390,000 sq ft
- 141 Street Owner LLCscore 100
Office · 275,000 sq ft
- Madruga - 825 East 141st Streetscore 100
Office · 275,000 sq ft
Other - Public Services · 275,000 sq ft
Multifamily Housing · 275,000 sq ft
See also: most efficient in New York City · biggest emitters
How does 327B Realty: 347 Walnut - 327 Realty: 863 E 141 Campus (Parent) 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 1.1 kBtu/ft² is about 95% below the average of 21.2 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 0.1 kgCO₂e/ft² is about 94% below the group average of 1.7 kgCO₂e/ft².
At 210,362 sq ft, it is about twice the average floor area of 98,872 sq ft for those buildings. It was built in 1919, 64 years earlier 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 327B Realty: 347 Walnut - 327 Realty: 863 E 141 Campus (Parent)'s energy performance changed over time?
BuildingCensus holds 2 New York City disclosures for 327B Realty: 347 Walnut - 327 Realty: 863 E 141 Campus (Parent), covering report years 2022–2023. Site EUI moved from 3.9 kBtu/ft² (2022) to 1.1 kBtu/ft² (2023), a 72% decrease. Reported emissions went from 62 tCO₂e to 25 tCO₂e over the same span (down 59%).
What does a site EUI of 1.1 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. 327B Realty: 347 Walnut - 327 Realty: 863 E 141 Campus (Parent)'s 1.1 kBtu/ft² across 210,362 sq ft works out to about 0.2 billion Btu (68 MWh-equivalent) in 2023. Its source EUI of 3.1 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 68,297 kWh of electricity, 0 therms of natural gas and 718 thousand gallons of water for the year.
Which law requires 327B Realty: 347 Walnut - 327 Realty: 863 E 141 Campus (Parent) to report its energy use?
327B Realty: 347 Walnut - 327 Realty: 863 E 141 Campus (Parent) 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 2023 disclosure (source record nyc:11613603:2023). 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
- U-Haul Moving and Storage of Rome (873063)· 202,193 sq ft · EUI 7.3 kBtu/ft²
- CubeSmart (NYC) - 936· 197,389 sq ft · EUI 18.9 kBtu/ft²
- 327 Walnut/863 E 141· 196,534 sq ft · EUI 8.5 kBtu/ft²
- 501 10 Avenue (ZYP)· 196,000 sq ft · EUI 98.3 kBtu/ft²
- U-Haul Moving and Storage of Queensbury at Dix Ave (800076)· 194,322 sq ft · EUI 35.8 kBtu/ft²
- CubeSmart (NYC) - 817· 194,000 sq ft · EUI 13.8 kBtu/ft²
- 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 327B Realty: 347 Walnut - 327 Realty: 863 E 141 Campus (Parent)'s energy grade?
327B Realty: 347 Walnut - 327 Realty: 863 E 141 Campus (Parent) did not report an ENERGY STAR score in its 2023 disclosure, but its site energy-use intensity was 1.1 kBtu/ft².
How much energy does 327B Realty: 347 Walnut - 327 Realty: 863 E 141 Campus (Parent) use?
Its 2023 site energy-use intensity was 1.1 kBtu/ft² (3.1 kBtu/ft² source) across 210,362 sq ft, including 68,297 kWh of electricity and 0 therms of natural gas.
What are 327B Realty: 347 Walnut - 327 Realty: 863 E 141 Campus (Parent)'s carbon emissions?
327B Realty: 347 Walnut - 327 Realty: 863 E 141 Campus (Parent) reported 25 tCO₂e of greenhouse-gas emissions (0.1 kgCO₂e/ft²) for 2023.
Where is 327B Realty: 347 Walnut - 327 Realty: 863 E 141 Campus (Parent)?
327B Realty: 347 Walnut - 327 Realty: 863 E 141 Campus (Parent) is at 863 East 141st St, Bronx, in New York City, New York 10454. Its coordinates are 40.80488, -73.90709 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 327B Realty: 347 Walnut - 327 Realty: 863 E 141 Campus (Parent) and when was it built?
327B Realty: 347 Walnut - 327 Realty: 863 E 141 Campus (Parent) has 210,362 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 1919 as its year built. It is classed as self-storage facility.
Is 327B Realty: 347 Walnut - 327 Realty: 863 E 141 Campus (Parent) covered by Local Law 84 (LL84)?
Yes — it appears in the 2023 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, “327B Realty: 347 Walnut - 327 Realty: 863 E 141 Campus (Parent), New York City, New York — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/327b-realty-347-walnut-327-realty-863-e-141-campus-parent-fab9603d (data as of October 2, 2026).