Costco #00943 Westminster Bd
Supermarket/Grocery Store in California, CA · 13225 Beach Boulevard, Westminster · 92683
At a glance
Costco #00943 Westminster Bd is a 112,151-square-foot supermarket/grocery store at 13225 Beach Boulevard, Westminster in Westminster, California, built in 2015. In its 2024 California benchmarking disclosure it reported an ENERGY STAR score of 57 out of 100 (grade C), a site energy-use intensity of 126.7 kBtu/ft² and 927 tCO₂e of greenhouse-gas emissions. That score is higher than 13% of the 866 scored supermarket/grocery store buildings in California.
AB 802 (Public Resources Code §25402.10) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 57 (band C) |
| Site EUI | 126.7 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 927 tCO₂e |
| GHG intensity | 8.3 kgCO₂e/ft² |
| Electricity | 3,585,990 kWh |
| Natural gas | 21,681 therms |
| Gross floor area | 112,151 sq ft |
| Source record | california:6309411:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 57 | +2 | 126.7 kBtu/ft² | 927 tCO₂e |
| 2023 | 55 | -16 | 122.9 kBtu/ft² | 942 tCO₂e |
| 2022 | 71 | -8 | 117.2 kBtu/ft² | 885 tCO₂e |
| 2021 | 79 | +3 | 101.0 kBtu/ft² | 686 tCO₂e |
| 2019 | 76 | -15 | 109.5 kBtu/ft² | 799 tCO₂e |
| 2018 | 91 | 110.1 kBtu/ft² | 845 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.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 13225 Beach Boulevard, Westminster
- City
- California
- State
- California
- ZIP
- 92683
- Coordinates
- 33.76887, -117.99336
Within ~1 km
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See also: most efficient in California · biggest emitters
How does Costco #00943 Westminster Bd compare with other supermarket/grocery store buildings in California?
The latest disclosures cover 975 supermarket/grocery store buildings in California, out of 40,029 buildings citywide. Costco #00943 Westminster Bd's ENERGY STAR score of 57 compares with an average of 74 across the 866 that report a score; it scores higher than 13% of them and lower than 87%. Its site EUI of 126.7 kBtu/ft² is about 23% below the average of 164.4 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 8.3 kgCO₂e/ft² is about 20% below the group average of 10.4 kgCO₂e/ft².
At 112,151 sq ft, it is about 46% above the average floor area of 76,560 sq ft for those buildings. It was built in 2015, 19 years later than the group's average year built (1996). Across all 24 jurisdictions BuildingCensus covers, the 1,646 supermarket/grocery store buildings average an ENERGY STAR score of 71 and a site EUI of 176.1 kBtu/ft².
How has Costco #00943 Westminster Bd's energy performance changed over time?
BuildingCensus holds 6 California disclosures for Costco #00943 Westminster Bd, covering report years 2018, 2019, 2021, 2022, 2023, 2024. Its ENERGY STAR score went from 91 in 2018 to 57 in 2024 (-34 points); its best year on file was 2018, at 91. Site EUI moved from 110.1 kBtu/ft² (2018) to 126.7 kBtu/ft² (2024), an 15% increase. Reported emissions went from 845 tCO₂e to 927 tCO₂e over the same span (up 10%).
What does an ENERGY STAR score of 57 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 57 means the building performs better than about 57% of its national peers. BuildingCensus bands the score into report-card grades; 57 falls in band C — below median (55–69). It sits 18 points below 75, the threshold for ENERGY STAR certification. In California, 65% 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. Costco #00943 Westminster Bd's 126.7 kBtu/ft² across 112,151 sq ft works out to about 14.2 billion Btu (4,164 MWh-equivalent) in 2024. The disclosure also reports 3,585,990 kWh of electricity and 21,681 therms of natural gas for the year.
Which law requires Costco #00943 Westminster Bd to report its energy use?
Costco #00943 Westminster Bd 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:6309411:2024). 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 supermarket/grocery store buildings in California
- Store #060 - Vacaville Ca· 111,115 sq ft · score 87 (A)
- Store #057 - Pomona· 111,085 sq ft · score 88 (A)
- Store #063 - Pittsburg Ca· 109,292 sq ft · score 84 (B)
- Costco #00578 San Diego Bd· 108,394 sq ft · score 64 (C)
- Woodman Van Nuys/641· 107,613 sq ft · EUI 15.7 kBtu/ft²
- Store #055 - Clovis Ca· 106,482 sq ft · score 85 (A)
- Supermarket/Grocery Store buildings in California· 975 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 Costco #00943 Westminster Bd's energy grade?
Costco #00943 Westminster Bd scores 57 out of 100 on ENERGY STAR — band C, below median (55–69) — in its 2024 California disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Costco #00943 Westminster Bd use?
Its 2024 site energy-use intensity was 126.7 kBtu/ft² across 112,151 sq ft, including 3,585,990 kWh of electricity and 21,681 therms of natural gas.
What are Costco #00943 Westminster Bd's carbon emissions?
Costco #00943 Westminster Bd reported 927 tCO₂e of greenhouse-gas emissions (8.3 kgCO₂e/ft²) for 2024.
Where is Costco #00943 Westminster Bd?
Costco #00943 Westminster Bd is at 13225 Beach Boulevard, Westminster, in Westminster, California 92683. Its coordinates are 33.76887, -117.99336 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is Costco #00943 Westminster Bd and when was it built?
Costco #00943 Westminster Bd has 112,151 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 2015 as its year built. It is classed as supermarket/grocery store.
Is Costco #00943 Westminster Bd 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, “Costco #00943 Westminster Bd, Westminster, California — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/california/costco-00943-westminster-bd-a1862da4 (data as of July 9, 2026).