15150 PARTHENIA ST
Multifamily Housing in Los Angeles, CA · 91343
At a glance
15150 PARTHENIA ST is a 59,495-square-foot multifamily housing building in Los Angeles, California, built in 1965. In its 2025 Los Angeles benchmarking disclosure it reported a site energy-use intensity of 29.7 kBtu/ft² and 95 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 | 29.7 kBtu/ft² |
| Source EUI | 37.2 kBtu/ft² |
| GHG emissions | 95 tCO₂e |
| GHG intensity | — |
| Water use | 2,529 kgal |
| Gross floor area | 59,495 sq ft |
| Source record | la:421761905567:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 29.7 kBtu/ft² | 95 tCO₂e | |
| 2024 | — | 28.0 kBtu/ft² | 89 tCO₂e | |
| 2023 | — | 32.4 kBtu/ft² | 104 tCO₂e | |
| 2022 | — | 28.9 kBtu/ft² | 93 tCO₂e | |
| 2021 | — | 32.5 kBtu/ft² | 105 tCO₂e | |
| 2020 | — | 31.3 kBtu/ft² | 101 tCO₂e | |
| 2019 | — | 31.4 kBtu/ft² | 100 tCO₂e | |
| 2018 | — | — | — | |
| 2017 | — | 31.0 kBtu/ft² | 101 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
Owner
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Location
- Address
- 15150 PARTHENIA ST
- City
- Los Angeles
- State
- California
- ZIP
- 91343
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 15150 PARTHENIA ST compare with other multifamily housing buildings in Los Angeles?
The latest disclosures cover 3,538 multifamily housing buildings in Los Angeles, out of 11,498 buildings citywide. Its site EUI of 29.7 kBtu/ft² is about 20% below the average of 37.2 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 59,495 sq ft, it is roughly in line with the average floor area of 60,540 sq ft for those buildings. It was built in 1965, 10 years earlier than the group's average year built (1975). 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 15150 PARTHENIA ST's energy performance changed over time?
BuildingCensus holds 9 Los Angeles disclosures for 15150 PARTHENIA ST, covering report years 2017–2025. Site EUI moved from 31.0 kBtu/ft² (2017) to 29.7 kBtu/ft² (2025), a 4% decrease. Reported emissions went from 101 tCO₂e to 95 tCO₂e over the same span (down 6%).
What does a site EUI of 29.7 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. 15150 PARTHENIA ST's 29.7 kBtu/ft² across 59,495 sq ft works out to about 1.8 billion Btu (518 MWh-equivalent) in 2025. Its source EUI of 37.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 2,529 thousand gallons of water for the year.
Which law requires 15150 PARTHENIA ST to report its energy use?
15150 PARTHENIA 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:421761905567:2025). 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 multifamily housing buildings in Los Angeles
- 12035 W OSBORNE ST· 59,463 sq ft · score 96 (A)
- 10965 WELLWORTH AVE· 59,455 sq ft · score 97 (A)
- 3327 E SABINA ST· 59,411 sq ft · score 62 (C)
- 1925 W ADAMS BLVD· 59,384 sq ft · score 97 (A)
- 15543 RAYEN ST· 59,382 sq ft · score 73 (B)
- 2600 OVERLAND AVE· 59,369 sq ft · score 97 (A)
- Multifamily Housing buildings in Los Angeles· 3,538 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 15150 PARTHENIA ST's energy grade?
15150 PARTHENIA ST did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 29.7 kBtu/ft².
How much energy does 15150 PARTHENIA ST use?
Its 2025 site energy-use intensity was 29.7 kBtu/ft² (37.2 kBtu/ft² source) across 59,495 sq ft.
What are 15150 PARTHENIA ST's carbon emissions?
15150 PARTHENIA ST reported 95 tCO₂e of greenhouse-gas emissions for 2025.
Where is 15150 PARTHENIA ST?
15150 PARTHENIA ST is in Los Angeles, California 91343.
How big is 15150 PARTHENIA ST and when was it built?
15150 PARTHENIA ST has 59,495 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 1965 as its year built. It is classed as multifamily housing.
Is 15150 PARTHENIA 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, “15150 PARTHENIA ST, Los Angeles, California — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/los-angeles/15150-parthenia-st-eadc4e9e (data as of October 2, 2026).