12020 W GUERIN ST
Multifamily Housing in Los Angeles, CA · 91604
At a glance
12020 W GUERIN ST is a 53,080-square-foot multifamily housing building in Los Angeles, California, built in 2009. In its 2025 Los Angeles benchmarking disclosure it reported an ENERGY STAR score of 100 out of 100 (grade A), a site energy-use intensity of 29.5 kBtu/ft² and 86 tCO₂e of greenhouse-gas emissions. That score is higher than 86% of the 3,344 scored multifamily housing buildings in Los Angeles.
LA Municipal Code Div. 97, §91.9701 (EBEWE) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 100 (band A) |
| Site EUI | 29.5 kBtu/ft² |
| Source EUI | 57.2 kBtu/ft² |
| GHG emissions | 86 tCO₂e |
| GHG intensity | — |
| Water use | 1,480 kgal |
| Gross floor area | 53,080 sq ft |
| Source record | la:112217100397:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | 100 | ±0 | 29.5 kBtu/ft² | 86 tCO₂e |
| 2024 | 100 | +6 | 32.1 kBtu/ft² | 94 tCO₂e |
| 2023 | 94 | -1 | 32.5 kBtu/ft² | 102 tCO₂e |
| 2022 | 95 | +8 | 34.0 kBtu/ft² | 106 tCO₂e |
| 2021 | 87 | +3 | 35.8 kBtu/ft² | 117 tCO₂e |
| 2020 | 84 | +4 | 37.7 kBtu/ft² | 122 tCO₂e |
| 2019 | 80 | +2 | 37.7 kBtu/ft² | 114 tCO₂e |
| 2018 | 78 | -3 | 37.7 kBtu/ft² | 119 tCO₂e |
| 2017 | 81 | 37.7 kBtu/ft² | 123 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
Partner Energy
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Location
- Address
- 12020 W GUERIN ST
- City
- Los Angeles
- State
- California
- ZIP
- 91604
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 12020 W GUERIN 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. 12020 W GUERIN ST's ENERGY STAR score of 100 compares with an average of 78 across the 3,344 that report a score; it scores higher than 86% of them. Its site EUI of 29.5 kBtu/ft² is about 21% below the average of 37.2 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 53,080 sq ft, it is about 12% below the average floor area of 60,540 sq ft for those buildings. It was built in 2009, 34 years later 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 12020 W GUERIN ST's energy performance changed over time?
BuildingCensus holds 9 Los Angeles disclosures for 12020 W GUERIN ST, covering report years 2017–2025. Its ENERGY STAR score went from 81 in 2017 to 100 in 2025 (+19 points); its best year on file was 2024, at 100. Site EUI moved from 37.7 kBtu/ft² (2017) to 29.5 kBtu/ft² (2025), a 22% decrease. Reported emissions went from 123 tCO₂e to 86 tCO₂e over the same span (down 30%).
What does an ENERGY STAR score of 100 mean?
ENERGY STAR scores run from 1 to 100 and are computed by the EPA's Portfolio Manager as a percentile against similar buildings nationwide, adjusted for climate, size and use: 100 is the top of the scale. BuildingCensus bands the score into report-card grades; 100 falls in band A — high performer (85–100). Scores of 75 or higher meet the threshold for ENERGY STAR certification; certification itself is a separate, verified application that the disclosure does not record. In Los Angeles, 63% of scored buildings are at 75 or above.
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. 12020 W GUERIN ST's 29.5 kBtu/ft² across 53,080 sq ft works out to about 1.6 billion Btu (459 MWh-equivalent) in 2025. Its source EUI of 57.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,480 thousand gallons of water for the year.
Which law requires 12020 W GUERIN ST to report its energy use?
12020 W GUERIN 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:112217100397:2025). 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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Frequently asked questions
What is 12020 W GUERIN ST's energy grade?
12020 W GUERIN ST scores 100 out of 100 on ENERGY STAR — band A, high performer (85–100) — in its 2025 Los Angeles disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 12020 W GUERIN ST use?
Its 2025 site energy-use intensity was 29.5 kBtu/ft² (57.2 kBtu/ft² source) across 53,080 sq ft.
What are 12020 W GUERIN ST's carbon emissions?
12020 W GUERIN ST reported 86 tCO₂e of greenhouse-gas emissions for 2025.
Where is 12020 W GUERIN ST?
12020 W GUERIN ST is in Los Angeles, California 91604.
How big is 12020 W GUERIN ST and when was it built?
12020 W GUERIN ST has 53,080 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 2009 as its year built. It is classed as multifamily housing.
Is 12020 W GUERIN 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, “12020 W GUERIN ST, Los Angeles, California — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/los-angeles/12020-w-guerin-st-b7c40995 (data as of October 2, 2026).