Park - I #20
Multifamily Housing in California, CA · 20100 Spectrum, Irvine · 92618
At a glance
Park - I #20 is a 115,184-square-foot multifamily housing building at 20100 Spectrum, Irvine in Irvine, California, built in 2011. In its 2024 California benchmarking disclosure it reported an ENERGY STAR score of 1 out of 100 (grade D), a site energy-use intensity of 56.9 kBtu/ft² and 405 tCO₂e of greenhouse-gas emissions. That score is higher than 0% of the 9,612 scored multifamily housing buildings in California.
AB 802 (Public Resources Code §25402.10) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 1 (band D) |
| Site EUI | 56.9 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 405 tCO₂e |
| GHG intensity | 3.5 kgCO₂e/ft² |
| Electricity | 1,249,766 kWh |
| Natural gas | 22,914 therms |
| Gross floor area | 115,184 sq ft |
| Source record | california:6793821:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 1 | -2 | 56.9 kBtu/ft² | 405 tCO₂e |
| 2023 | 3 | +2 | 39.0 kBtu/ft² | 316 tCO₂e |
| 2022 | 1 | ±0 | 62.7 kBtu/ft² | 449 tCO₂e |
| 2021 | 1 | ±0 | 63.1 kBtu/ft² | 419 tCO₂e |
| 2020 | 1 | ±0 | 62.8 kBtu/ft² | 444 tCO₂e |
| 2019 | 1 | 62.2 kBtu/ft² | 458 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
- 20100 Spectrum, Irvine
- City
- California
- State
- California
- ZIP
- 92618
- Coordinates
- 33.65379, -117.75496
Within ~1 km
Nearby benchmarked buildings
- 200 Spectrum Centerscore 81
Office · 478,617 sq ft
- 100 Spectrum Centerscore 83
Office · 387,845 sq ft
- 40 Pacificascore 82
Office · 333,190 sq ft
- 20 Pacificascore 78
Office · 331,176 sq ft
- 300 Spectrum Centerscore 81
Office · 329,332 sq ft
- Canon U.S.A. Inc. - Irvinescore —
Office · 324,945 sq ft
See also: most efficient in California · biggest emitters
How does Park - I #20 compare with other multifamily housing buildings in California?
The latest disclosures cover 10,630 multifamily housing buildings in California, out of 40,029 buildings citywide. Park - I #20's ENERGY STAR score of 1 compares with an average of 82 across the 9,612 that report a score; it scores higher than 0% of them and lower than 99%. Its site EUI of 56.9 kBtu/ft² is about 65% above the average of 34.4 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 3.5 kgCO₂e/ft² is about 67% above the group average of 2.1 kgCO₂e/ft².
At 115,184 sq ft, it is about 24% below the average floor area of 150,919 sq ft for those buildings. It was built in 2011, 23 years later than the group's average year built (1988). 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 Park - I #20's energy performance changed over time?
BuildingCensus holds 6 California disclosures for Park - I #20, covering report years 2019–2024. Its ENERGY STAR score was 1 in both 2019 and 2024. Site EUI moved from 62.2 kBtu/ft² (2019) to 56.9 kBtu/ft² (2024), a 9% decrease. Reported emissions went from 458 tCO₂e to 405 tCO₂e over the same span (down 12%).
What does an ENERGY STAR score of 1 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: 1 is the bottom of the scale. BuildingCensus bands the score into report-card grades; 1 falls in band D — lowest band (1–54). It sits 74 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. Park - I #20's 56.9 kBtu/ft² across 115,184 sq ft works out to about 6.6 billion Btu (1,921 MWh-equivalent) in 2024. The disclosure also reports 1,249,766 kWh of electricity and 22,914 therms of natural gas for the year.
Which law requires Park - I #20 to report its energy use?
Park - I #20 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:6793821:2024). 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 multifamily housing buildings in California
- Bonita Court Apartments(Parent Property)· 115,180 sq ft · score 82 (B)
- Tarzana Springs· 115,150 sq ft · score 62 (C)
- Magnolia & Broadway· 115,092 sq ft · score 98 (A)
- Yerba Buena Commons· 115,075 sq ft · score 93 (A)
- Briarwood Apartments· 115,060 sq ft · score 60 (C)
- Tropicana Gardens· 115,025 sq ft · score 68 (C)
- Multifamily Housing buildings in California· 10,630 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 Park - I #20's energy grade?
Park - I #20 scores 1 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 Park - I #20 use?
Its 2024 site energy-use intensity was 56.9 kBtu/ft² across 115,184 sq ft, including 1,249,766 kWh of electricity and 22,914 therms of natural gas.
What are Park - I #20's carbon emissions?
Park - I #20 reported 405 tCO₂e of greenhouse-gas emissions (3.5 kgCO₂e/ft²) for 2024.
Where is Park - I #20?
Park - I #20 is at 20100 Spectrum, Irvine, in Irvine, California 92618. Its coordinates are 33.65379, -117.75496 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is Park - I #20 and when was it built?
Park - I #20 has 115,184 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 2011 as its year built. It is classed as multifamily housing.
Is Park - I #20 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, “Park - I #20, Irvine, California — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/california/park-i-20-1d29b2b0 (data as of July 9, 2026).