13938 FOX ST
Office in Los Angeles, CA · 91340
At a glance
13938 FOX ST is a 34,282-square-foot office building in Los Angeles, California, built in 1990. In its 2025 Los Angeles benchmarking disclosure it reported a site energy-use intensity of 29.1 kBtu/ft² and 55 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 | 29.1 kBtu/ft² |
| Source EUI | 50.5 kBtu/ft² |
| GHG emissions | 55 tCO₂e |
| GHG intensity | — |
| Water use | 159 kgal |
| Gross floor area | 34,282 sq ft |
| Source record | la:429751923699:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 29.1 kBtu/ft² | 55 tCO₂e | |
| 2024 | — | 27.9 kBtu/ft² | 56 tCO₂e | |
| 2023 | 99 | ±0 | 12.8 kBtu/ft² | 31 tCO₂e |
| 2022 | 99 | ±0 | 12.1 kBtu/ft² | 29 tCO₂e |
| 2021 | 99 | -1 | 11.7 kBtu/ft² | 28 tCO₂e |
| 2020 | 100 | +1 | 9.4 kBtu/ft² | 22 tCO₂e |
| 2019 | 99 | +10 | 13.5 kBtu/ft² | 28 tCO₂e |
| 2018 | 89 | 34.6 kBtu/ft² | 74 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
Delphi Properties, Inc.
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Location
- Address
- 13938 FOX ST
- City
- Los Angeles
- State
- California
- ZIP
- 91340
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 13938 FOX ST compare with other office buildings in Los Angeles?
The latest disclosures cover 676 office buildings in Los Angeles, out of 11,498 buildings citywide. Its site EUI of 29.1 kBtu/ft² is about 34% below the average of 44.3 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 34,282 sq ft, it is about 77% below the average floor area of 147,328 sq ft for those buildings. It was built in 1990, 15 years later than the group's average year built (1975). Across all 24 jurisdictions BuildingCensus covers, the 15,264 office buildings average an ENERGY STAR score of 73 and a site EUI of 59.3 kBtu/ft².
How has 13938 FOX ST's energy performance changed over time?
BuildingCensus holds 8 Los Angeles disclosures for 13938 FOX ST, covering report years 2018–2025. Its ENERGY STAR score went from 89 in 2018 to 99 in 2023 (+10 points); its best year on file was 2020, at 100. Site EUI moved from 34.6 kBtu/ft² (2018) to 29.1 kBtu/ft² (2025), a 16% decrease. Reported emissions went from 74 tCO₂e to 55 tCO₂e over the same span (down 26%).
What does a site EUI of 29.1 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. 13938 FOX ST's 29.1 kBtu/ft² across 34,282 sq ft works out to about 1 billion Btu (292 MWh-equivalent) in 2025. Its source EUI of 50.5 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 159 thousand gallons of water for the year.
Which law requires 13938 FOX ST to report its energy use?
13938 FOX 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:429751923699:2025). 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.
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- 15840 VENTURA BLVD· 34,038 sq ft · score 99 (A)
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- Office buildings in Los Angeles· 676 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 13938 FOX ST's energy grade?
13938 FOX ST did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 29.1 kBtu/ft².
How much energy does 13938 FOX ST use?
Its 2025 site energy-use intensity was 29.1 kBtu/ft² (50.5 kBtu/ft² source) across 34,282 sq ft.
What are 13938 FOX ST's carbon emissions?
13938 FOX ST reported 55 tCO₂e of greenhouse-gas emissions for 2025.
Where is 13938 FOX ST?
13938 FOX ST is in Los Angeles, California 91340.
How big is 13938 FOX ST and when was it built?
13938 FOX ST has 34,282 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 1990 as its year built. It is classed as office.
Is 13938 FOX 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, “13938 FOX ST, Los Angeles, California — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/los-angeles/13938-fox-st-893c464e (data as of October 2, 2026).