Arroyo Vista K8
K-12 School in California, CA · 23371 Arroyo Vista, Rancho Santa Margarita · 92688
At a glance
Arroyo Vista K8 is a 91,111-square-foot K-12 school at 23371 Arroyo Vista, Rancho Santa Margarita in Rancho Santa Margarita, California, built in 1992. In its 2024 California benchmarking disclosure it reported a site energy-use intensity of 32.2 kBtu/ft² and 194 tCO₂e of greenhouse-gas emissions.
AB 802 (Public Resources Code §25402.10) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 32.2 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 194 tCO₂e |
| GHG intensity | 2.1 kgCO₂e/ft² |
| Electricity | 697,400 kWh |
| Natural gas | 6,887 therms |
| Gross floor area | 91,111 sq ft |
| Source record | california:14304162:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 32.2 kBtu/ft² | 194 tCO₂e | |
| 2023 | — | 32.1 kBtu/ft² | 196 tCO₂e | |
| 2022 | — | 36.9 kBtu/ft² | 210 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
- 23371 Arroyo Vista, Rancho Santa Margarita
- City
- California
- State
- California
- ZIP
- 92688
- Coordinates
- 33.62323, -117.61546
Within ~1 km
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See also: most efficient in California · biggest emitters
How does Arroyo Vista K8 compare with other K-12 school buildings in California?
The latest disclosures cover 2,128 K-12 school buildings in California, out of 40,029 buildings citywide. Its site EUI of 32.2 kBtu/ft² is roughly in line with the average of 34.6 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 2.1 kgCO₂e/ft² is roughly in line with the group average of 2.0 kgCO₂e/ft².
At 91,111 sq ft, it is about 29% below the average floor area of 129,123 sq ft for those buildings. It was built in 1992, 16 years later than the group's average year built (1976). Across all 24 jurisdictions BuildingCensus covers, the 6,548 K-12 school buildings average an ENERGY STAR score of 64 and a site EUI of 52.7 kBtu/ft².
How has Arroyo Vista K8's energy performance changed over time?
BuildingCensus holds 3 California disclosures for Arroyo Vista K8, covering report years 2022–2024. Site EUI moved from 36.9 kBtu/ft² (2022) to 32.2 kBtu/ft² (2024), a 13% decrease. Reported emissions went from 210 tCO₂e to 194 tCO₂e over the same span (down 8%).
What does a site EUI of 32.2 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. Arroyo Vista K8's 32.2 kBtu/ft² across 91,111 sq ft works out to about 2.9 billion Btu (860 MWh-equivalent) in 2024. The disclosure also reports 697,400 kWh of electricity and 6,887 therms of natural gas for the year.
Which law requires Arroyo Vista K8 to report its energy use?
Arroyo Vista K8 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:14304162:2024). 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 K-12 school buildings in California
- Slover Alternative High - Pool· 91,061 sq ft · score 95 (A)
- Garfield Elementary· 91,048 sq ft · score 86 (A)
- Yosemite Middle School· 91,046 sq ft · score 97 (A)
- Yosemite Ms· 91,046 sq ft · score 93 (A)
- Central Middle School· 91,006 sq ft · score 85 (A)
- Iron Horse Middle· 90,895 sq ft · score 44 (D)
- K-12 School buildings in California· 2,128 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 Arroyo Vista K8's energy grade?
Arroyo Vista K8 did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 32.2 kBtu/ft².
How much energy does Arroyo Vista K8 use?
Its 2024 site energy-use intensity was 32.2 kBtu/ft² across 91,111 sq ft, including 697,400 kWh of electricity and 6,887 therms of natural gas.
What are Arroyo Vista K8's carbon emissions?
Arroyo Vista K8 reported 194 tCO₂e of greenhouse-gas emissions (2.1 kgCO₂e/ft²) for 2024.
Where is Arroyo Vista K8?
Arroyo Vista K8 is at 23371 Arroyo Vista, Rancho Santa Margarita, in Rancho Santa Margarita, California 92688. Its coordinates are 33.62323, -117.61546 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is Arroyo Vista K8 and when was it built?
Arroyo Vista K8 has 91,111 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1992 as its year built. It is classed as K-12 school.
Is Arroyo Vista K8 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, “Arroyo Vista K8, Rancho Santa Margarita, California — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/california/arroyo-vista-k8-096cb430 (data as of July 9, 2026).