3880 W Valley Boulevard (Ab 802 Rexford)
Non-Refrigerated Warehouse in California, CA · 3880 Valley Boulevard, Walnut · 91789
At a glance
3880 W Valley Boulevard (Ab 802 Rexford) is a 108,550-square-foot non-refrigerated warehouse at 3880 Valley Boulevard, Walnut in Walnut, California, built in 1980. In its 2024 California benchmarking disclosure it reported an ENERGY STAR score of 3 out of 100 (grade D) and 337 tCO₂e of greenhouse-gas emissions. That score is higher than 7% of the 2,227 scored non-refrigerated warehouse buildings in California.
AB 802 (Public Resources Code §25402.10) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 3 (band D) |
| Site EUI | — |
| Source EUI | — |
| GHG emissions | 337 tCO₂e |
| GHG intensity | 3.1 kgCO₂e/ft² |
| Electricity | 1,079,114 kWh |
| Natural gas | 17,456 therms |
| Gross floor area | 108,550 sq ft |
| Source record | california:10170246:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 3 | +1 | — | 337 tCO₂e |
| 2023 | 2 | -2 | 66.9 kBtu/ft² | 465 tCO₂e |
| 2022 | 4 | ±0 | 55.4 kBtu/ft² | 374 tCO₂e |
| 2021 | 4 | -11 | 44.3 kBtu/ft² | 280 tCO₂e |
| 2020 | 15 | +2 | 41.2 kBtu/ft² | 272 tCO₂e |
| 2019 | 13 | 42.1 kBtu/ft² | 286 tCO₂e |
Compliance context
AB 802 (Public Resources Code §25402.10)
AB 802 requires every California commercial building over 50,000 sq ft to report energy use to the CEC annually; the CEC publicly discloses the results statewide.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
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Location
- Address
- 3880 Valley Boulevard, Walnut
- City
- California
- State
- California
- ZIP
- 91789
- Coordinates
- 34.04022, -117.81924
Within ~1 km
Nearby benchmarked buildings
- Lanterman Dc (Closed)score —
Other · 1,089,251 sq ft
Distribution Center · 61,920 sq ft
See also: most efficient in California · biggest emitters
How does 3880 W Valley Boulevard (Ab 802 Rexford) compare with other non-refrigerated warehouse buildings in California?
The latest disclosures cover 2,867 non-refrigerated warehouse buildings in California, out of 40,029 buildings citywide. 3880 W Valley Boulevard (Ab 802 Rexford)'s ENERGY STAR score of 3 compares with an average of 68 across the 2,227 that report a score; it scores higher than 7% of them and lower than 93%. Its emissions intensity of 3.1 kgCO₂e/ft² is about 122% above the group average of 1.4 kgCO₂e/ft².
At 108,550 sq ft, it is about 38% below the average floor area of 173,929 sq ft for those buildings. It was built in 1980, 8 years earlier than the group's average year built (1988). Across all 24 jurisdictions BuildingCensus covers, the 4,723 non-refrigerated warehouse buildings average an ENERGY STAR score of 66 and a site EUI of 26.0 kBtu/ft².
How has 3880 W Valley Boulevard (Ab 802 Rexford)'s energy performance changed over time?
BuildingCensus holds 6 California disclosures for 3880 W Valley Boulevard (Ab 802 Rexford), covering report years 2019–2024. Its ENERGY STAR score went from 13 in 2019 to 3 in 2024 (-10 points); its best year on file was 2020, at 15. Site EUI moved from 42.1 kBtu/ft² (2019) to 66.9 kBtu/ft² (2023), an 59% increase. Reported emissions went from 286 tCO₂e to 337 tCO₂e over the same span (up 18%).
What does an ENERGY STAR score of 3 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: a score of 3 means the building performs better than about 3% of its national peers. BuildingCensus bands the score into report-card grades; 3 falls in band D — lowest band (1–54). It sits 72 points below 75, the threshold for ENERGY STAR certification. In California, 65% of scored buildings are at 75 or above.
Which law requires 3880 W Valley Boulevard (Ab 802 Rexford) to report its energy use?
3880 W Valley Boulevard (Ab 802 Rexford) reports under AB 802 (Public Resources Code §25402.10), the legal basis of California's Building Energy Benchmarking Program (statewide), which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2024 disclosure (source record california:10170246:2024). AB 802 requires every California commercial building over 50,000 sq ft to report energy use to the CEC annually; the CEC publicly discloses the results statewide.
More non-refrigerated warehouse buildings in California
- Apg Ocic Llc - 3030· 108,538 sq ft · score 71 (B)
- Pier 50 - Sheds A, B, And D· 108,431 sq ft · score 1 (D)
- Lit Commerce Building 18· 108,424 sq ft · score 34 (D)
- 3841 Ocean Ranch Blvd - 13148· 108,414 sq ft · score 1 (D)
- Br46379-Fontana-10727 Comm. Way· 108,384 sq ft · score 86 (A)
- Br44266-Parent· 108,358 sq ft · EUI 18.5 kBtu/ft²
- Non-Refrigerated Warehouse buildings in California· 2,867 benchmarked
- All California benchmarked buildings· AB 802 (Public Resources Code §25402.10)
- Most efficient large buildings in California
- Least efficient large buildings in California
- Biggest emitters in California
Frequently asked questions
What is 3880 W Valley Boulevard (Ab 802 Rexford)'s energy grade?
3880 W Valley Boulevard (Ab 802 Rexford) scores 3 out of 100 on ENERGY STAR — band D, lowest band (1–54) — in its 2024 California disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 3880 W Valley Boulevard (Ab 802 Rexford) use?
No energy-use intensity was reported for 2024.
What are 3880 W Valley Boulevard (Ab 802 Rexford)'s carbon emissions?
3880 W Valley Boulevard (Ab 802 Rexford) reported 337 tCO₂e of greenhouse-gas emissions (3.1 kgCO₂e/ft²) for 2024.
Where is 3880 W Valley Boulevard (Ab 802 Rexford)?
3880 W Valley Boulevard (Ab 802 Rexford) is at 3880 Valley Boulevard, Walnut, in Walnut, California 91789. Its coordinates are 34.04022, -117.81924 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is 3880 W Valley Boulevard (Ab 802 Rexford) and when was it built?
3880 W Valley Boulevard (Ab 802 Rexford) has 108,550 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1980 as its year built. It is classed as non-refrigerated warehouse.
Is 3880 W Valley Boulevard (Ab 802 Rexford) covered by AB 802 (Public Resources Code §25402.10)?
Yes — it appears in the 2024 Building Energy Benchmarking Program (statewide) disclosure, which lists the buildings reporting under AB 802 (Public Resources Code §25402.10).
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About this data
Source: Building Energy Benchmarking Program (statewide) (AB 802 (Public Resources Code §25402.10)), as published July 9, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “3880 W Valley Boulevard (Ab 802 Rexford), Walnut, California — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/california/3880-w-valley-boulevard-ab-802-rexford-af0b4fc7 (data as of July 9, 2026).