21100 SUPERIOR ST
Manufacturing/Industrial Plant in Los Angeles, CA · 91311
At a glance
21100 SUPERIOR ST is a 41,396-square-foot manufacturing/industrial plant in Los Angeles, California, built in 1982. In its 2025 Los Angeles benchmarking disclosure it reported a site energy-use intensity of 35.9 kBtu/ft² and 82 tCO₂e of greenhouse-gas emissions.
LA Municipal Code Div. 97, §91.9701 (EBEWE) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 35.9 kBtu/ft² |
| Source EUI | 72.9 kBtu/ft² |
| GHG emissions | 82 tCO₂e |
| GHG intensity | — |
| Water use | 549 kgal |
| Gross floor area | 41,396 sq ft |
| Source record | la:382313912382:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 35.9 kBtu/ft² | 82 tCO₂e | |
| 2024 | — | 36.2 kBtu/ft² | 91 tCO₂e | |
| 2023 | — | 36.7 kBtu/ft² | 96 tCO₂e | |
| 2022 | — | 37.1 kBtu/ft² | 95 tCO₂e | |
| 2021 | — | 36.9 kBtu/ft² | 94 tCO₂e | |
| 2020 | — | 37.1 kBtu/ft² | 93 tCO₂e | |
| 2019 | — | 36.3 kBtu/ft² | 90 tCO₂e | |
| 2018 | — | 36.2 kBtu/ft² | 91 tCO₂e |
Compliance context
LA Municipal Code Div. 97, §91.9701 (EBEWE)
EBEWE requires annual benchmarking plus audits/retro-commissioning every five years for privately owned buildings of 20,000 sq ft or more; non-compliance carries a $202 fee (LAMC §91.9712) plus possible late fees.
Ownership
THE OSTROW PARTNERSHIP
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Location
- Address
- 21100 SUPERIOR ST
- City
- Los Angeles
- State
- California
- ZIP
- 91311
Within ~1 km
Nearby benchmarked buildings
This source publishes no coordinates, so nearby buildings can't be resolved yet.
See also: most efficient in Los Angeles · biggest emitters
How does 21100 SUPERIOR ST compare with other manufacturing/industrial plant buildings in Los Angeles?
The latest disclosures cover 276 manufacturing/industrial plant buildings in Los Angeles, out of 11,498 buildings citywide. Its site EUI of 35.9 kBtu/ft² is about 63% below the average of 95.9 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 41,396 sq ft, it is about 30% below the average floor area of 59,169 sq ft for those buildings. It was built in 1982, 16 years later than the group's average year built (1967). Across all 24 jurisdictions BuildingCensus covers, the 2,372 manufacturing/industrial plant buildings average an ENERGY STAR score of 67 and a site EUI of 126.3 kBtu/ft².
How has 21100 SUPERIOR ST's energy performance changed over time?
BuildingCensus holds 8 Los Angeles disclosures for 21100 SUPERIOR ST, covering report years 2018–2025. Site EUI moved from 36.2 kBtu/ft² (2018) to 35.9 kBtu/ft² (2025), a 1% decrease. Reported emissions went from 91 tCO₂e to 82 tCO₂e over the same span (down 9%).
What does a site EUI of 35.9 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. 21100 SUPERIOR ST's 35.9 kBtu/ft² across 41,396 sq ft works out to about 1.5 billion Btu (436 MWh-equivalent) in 2025. Its source EUI of 72.9 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 549 thousand gallons of water for the year.
Which law requires 21100 SUPERIOR ST to report its energy use?
21100 SUPERIOR ST reports under LA Municipal Code Div. 97, §91.9701 (EBEWE), the legal basis of Los Angeles's Existing Buildings Energy & Water Efficiency (EBEWE) program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2025 disclosure (source record la:382313912382:2025). EBEWE requires annual benchmarking plus audits/retro-commissioning every five years for privately owned buildings of 20,000 sq ft or more; non-compliance carries a $202 fee (LAMC §91.9712) plus possible late fees.
More manufacturing/industrial plant buildings in Los Angeles
- 1820 E 41ST ST· 41,064 sq ft · EUI 4.0 kBtu/ft²
- 13336 PAXTON ST· 40,877 sq ft · EUI 1.9 kBtu/ft²
- 3000 E 11TH ST· 40,760 sq ft · EUI 31.0 kBtu/ft²
- 14660 ARMINTA ST· 40,740 sq ft · EUI 109.1 kBtu/ft²
- 1756 E 21ST ST· 40,325 sq ft · EUI 151.1 kBtu/ft²
- 4466 WORTH ST· 40,151 sq ft · EUI 11.5 kBtu/ft²
- Manufacturing/Industrial Plant buildings in Los Angeles· 276 benchmarked
- All Los Angeles benchmarked buildings· LA Municipal Code Div. 97, §91.9701 (EBEWE)
- Most efficient large buildings in Los Angeles
- Least efficient large buildings in Los Angeles
- Biggest emitters in Los Angeles
Frequently asked questions
What is 21100 SUPERIOR ST's energy grade?
21100 SUPERIOR ST did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 35.9 kBtu/ft².
How much energy does 21100 SUPERIOR ST use?
Its 2025 site energy-use intensity was 35.9 kBtu/ft² (72.9 kBtu/ft² source) across 41,396 sq ft.
What are 21100 SUPERIOR ST's carbon emissions?
21100 SUPERIOR ST reported 82 tCO₂e of greenhouse-gas emissions for 2025.
Where is 21100 SUPERIOR ST?
21100 SUPERIOR ST is in Los Angeles, California 91311.
How big is 21100 SUPERIOR ST and when was it built?
21100 SUPERIOR ST has 41,396 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 1982 as its year built. It is classed as manufacturing/industrial plant.
Is 21100 SUPERIOR ST covered by LA Municipal Code Div. 97, §91.9701 (EBEWE)?
Yes — it appears in the 2025 Existing Buildings Energy & Water Efficiency (EBEWE) disclosure, which lists the buildings reporting under LA Municipal Code Div. 97, §91.9701 (EBEWE).
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About this data
Source: Existing Buildings Energy & Water Efficiency (EBEWE) (LA Municipal Code Div. 97, §91.9701 (EBEWE)), as published October 2, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “21100 SUPERIOR ST, Los Angeles, California — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/los-angeles/21100-superior-st-59519c5c (data as of October 2, 2026).