Fountainvalley- Fountain Valley Post Acute (Fo148)
Senior Living Community in California, CA · 11680 Warner Avenue, Fountain Valley · 92708
At a glance
Fountainvalley- Fountain Valley Post Acute (Fo148) is a 54,348-square-foot senior living community building at 11680 Warner Avenue, Fountain Valley in Fountain Valley, California, built in 1988. In its 2024 California benchmarking disclosure it reported an ENERGY STAR score of 96 out of 100 (grade A), a site energy-use intensity of 98.1 kBtu/ft² and 314 tCO₂e of greenhouse-gas emissions. That score is higher than 62% of the 517 scored senior living community buildings in California.
AB 802 (Public Resources Code §25402.10) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 96 (band A) |
| Site EUI | 98.1 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 314 tCO₂e |
| GHG intensity | 5.8 kgCO₂e/ft² |
| Electricity | 803,260 kWh |
| Natural gas | 24,806 therms |
| Gross floor area | 54,348 sq ft |
| Source record | california:7860186:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 96 | +6 | 98.1 kBtu/ft² | 314 tCO₂e |
| 2023 | 90 | +5 | 81.5 kBtu/ft² | 283 tCO₂e |
| 2022 | 85 | +6 | 88.2 kBtu/ft² | 304 tCO₂e |
| 2021 | 79 | -2 | 94.3 kBtu/ft² | 296 tCO₂e |
| 2020 | 81 | +16 | 90.3 kBtu/ft² | 310 tCO₂e |
| 2019 | 65 | 108.4 kBtu/ft² | 375 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
- 11680 Warner Avenue, Fountain Valley
- City
- California
- State
- California
- ZIP
- 92708
- Coordinates
- 33.71532, -117.92550
Within ~1 km
Nearby benchmarked buildings
- Palm Island Apartmentsscore 69
Multifamily Housing · 435,851 sq ft
- Coastline Collegescore —
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- 2701 S Harbor Boulevardscore 6
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- Los Amigos High Schoolscore 59
K-12 School · 179,248 sq ft
- 3731 Warnerscore 75
Non-Refrigerated Warehouse · 129,600 sq ft
Distribution Center · 129,600 sq ft
See also: most efficient in California · biggest emitters
How does Fountainvalley- Fountain Valley Post Acute (Fo148) compare with other senior living community buildings in California?
The latest disclosures cover 542 senior living community buildings in California, out of 40,029 buildings citywide. Fountainvalley- Fountain Valley Post Acute (Fo148)'s ENERGY STAR score of 96 compares with an average of 81 across the 517 that report a score; it scores higher than 62% of them and lower than 34%. Its site EUI of 98.1 kBtu/ft² is about twice the average of 51.6 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 5.8 kgCO₂e/ft² is about 80% above the group average of 3.2 kgCO₂e/ft².
At 54,348 sq ft, it is about half of the average floor area of 104,319 sq ft for those buildings. It was built in 1988, 10 years earlier than the group's average year built (1998). Across all 24 jurisdictions BuildingCensus covers, the 1,181 senior living community buildings average an ENERGY STAR score of 71 and a site EUI of 73.6 kBtu/ft².
How has Fountainvalley- Fountain Valley Post Acute (Fo148)'s energy performance changed over time?
BuildingCensus holds 6 California disclosures for Fountainvalley- Fountain Valley Post Acute (Fo148), covering report years 2019–2024. Its ENERGY STAR score went from 65 in 2019 to 96 in 2024 (+31 points). Site EUI moved from 108.4 kBtu/ft² (2019) to 98.1 kBtu/ft² (2024), a 10% decrease. Reported emissions went from 375 tCO₂e to 314 tCO₂e over the same span (down 16%).
What does an ENERGY STAR score of 96 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 96 means the building performs better than about 96% of its national peers. BuildingCensus bands the score into report-card grades; 96 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 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. Fountainvalley- Fountain Valley Post Acute (Fo148)'s 98.1 kBtu/ft² across 54,348 sq ft works out to about 5.3 billion Btu (1,563 MWh-equivalent) in 2024. The disclosure also reports 803,260 kWh of electricity and 24,806 therms of natural gas for the year.
Which law requires Fountainvalley- Fountain Valley Post Acute (Fo148) to report its energy use?
Fountainvalley- Fountain Valley Post Acute (Fo148) 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:7860186:2024). 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 senior living community buildings in California
- Fallbrook Glen Of West Hills (2)· 54,230 sq ft · score 98 (A)
- 10523 Palm Desert· 54,097 sq ft · score 64 (C)
- 24112-Brookdale Auburn· 54,072 sq ft · score 91 (A)
- 357-Ivy Park At Seven Oaks· 54,000 sq ft · score 65 (C)
- Eskaton Village Placerville· 54,000 sq ft · score 90 (A)
- Ivy Park At Simi Valley· 53,961 sq ft · score 58 (C)
- Senior Living Community buildings in California· 542 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 Fountainvalley- Fountain Valley Post Acute (Fo148)'s energy grade?
Fountainvalley- Fountain Valley Post Acute (Fo148) scores 96 out of 100 on ENERGY STAR — band A, high performer (85–100) — in its 2024 California disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Fountainvalley- Fountain Valley Post Acute (Fo148) use?
Its 2024 site energy-use intensity was 98.1 kBtu/ft² across 54,348 sq ft, including 803,260 kWh of electricity and 24,806 therms of natural gas.
What are Fountainvalley- Fountain Valley Post Acute (Fo148)'s carbon emissions?
Fountainvalley- Fountain Valley Post Acute (Fo148) reported 314 tCO₂e of greenhouse-gas emissions (5.8 kgCO₂e/ft²) for 2024.
Where is Fountainvalley- Fountain Valley Post Acute (Fo148)?
Fountainvalley- Fountain Valley Post Acute (Fo148) is at 11680 Warner Avenue, Fountain Valley, in Fountain Valley, California 92708. Its coordinates are 33.71532, -117.92550 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is Fountainvalley- Fountain Valley Post Acute (Fo148) and when was it built?
Fountainvalley- Fountain Valley Post Acute (Fo148) has 54,348 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1988 as its year built. It is classed as senior living community.
Is Fountainvalley- Fountain Valley Post Acute (Fo148) 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, “Fountainvalley- Fountain Valley Post Acute (Fo148), Fountain Valley, California — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/california/fountainvalley-fountain-valley-post-acute-fo148-201168ff (data as of July 9, 2026).