51 Rio Robles Drive - Opi
Mixed Use Property in California, CA · 51 Rio Robles, San Jose · 95134
At a glance
51 Rio Robles Drive - Opi is a 60,566-square-foot mixed use property building at 51 Rio Robles, San Jose in San Jose, California, built in 1984. In its 2024 California benchmarking disclosure it reported a site energy-use intensity of 343.0 kBtu/ft² and 1,314 tCO₂e of greenhouse-gas emissions.
AB 802 (Public Resources Code §25402.10) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 343.0 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 1,314 tCO₂e |
| GHG intensity | 21.7 kgCO₂e/ft² |
| Electricity | 4,925,300 kWh |
| Natural gas | 37,506 therms |
| Gross floor area | 60,566 sq ft |
| Source record | california:12901915:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 343.0 kBtu/ft² | 1,314 tCO₂e | |
| 2023 | — | 390.3 kBtu/ft² | 1,597 tCO₂e | |
| 2022 | 1 | ±0 | 353.3 kBtu/ft² | 1,409 tCO₂e |
| 2021 | 1 | 359.1 kBtu/ft² | 1,297 tCO₂e | |
| 2020 | — | 363.9 kBtu/ft² | 1,410 tCO₂e | |
| 2019 | 1 | 481.7 kBtu/ft² | 1,876 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
- 51 Rio Robles, San Jose
- City
- California
- State
- California
- ZIP
- 95134
- Coordinates
- 37.40568, -121.94536
Within ~1 km
Nearby benchmarked buildings
- Mansion Grove: Mansion Grovescore 85
Multifamily Housing · 998,000 sq ft
- Device Solutions Americascore 51
Office · 636,145 sq ft
- Samsung Semiconductor Inc.score 10
Office · 636,145 sq ft
- Domainscore 100
Multifamily Housing · 525,285 sq ft
- Sjiscore —
Office · 505,090 sq ft
Office · 489,094 sq ft
See also: most efficient in California · biggest emitters
How does 51 Rio Robles Drive - Opi compare with other mixed use property buildings in California?
The latest disclosures cover 294 mixed use property buildings in California, out of 40,029 buildings citywide. Its site EUI of 343.0 kBtu/ft² is about 384% above the average of 70.9 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 21.7 kgCO₂e/ft² is about 405% above the group average of 4.3 kgCO₂e/ft².
At 60,566 sq ft, it is about 70% below the average floor area of 200,559 sq ft for those buildings. Its 1984 construction date is close to the group's average year built (1984). Across all 24 jurisdictions BuildingCensus covers, the 1,212 mixed use property buildings average an ENERGY STAR score of 69 and a site EUI of 79.8 kBtu/ft².
How has 51 Rio Robles Drive - Opi's energy performance changed over time?
BuildingCensus holds 6 California disclosures for 51 Rio Robles Drive - Opi, covering report years 2019–2024. Its ENERGY STAR score was 1 in both 2019 and 2022. Site EUI moved from 481.7 kBtu/ft² (2019) to 343.0 kBtu/ft² (2024), a 29% decrease. Reported emissions went from 1,876 tCO₂e to 1,314 tCO₂e over the same span (down 30%).
What does a site EUI of 343.0 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. 51 Rio Robles Drive - Opi's 343.0 kBtu/ft² across 60,566 sq ft works out to about 20.8 billion Btu (6,088 MWh-equivalent) in 2024. The disclosure also reports 4,925,300 kWh of electricity and 37,506 therms of natural gas for the year.
Which law requires 51 Rio Robles Drive - Opi to report its energy use?
51 Rio Robles Drive - Opi 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:12901915:2024). 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 mixed use property buildings in California
- 50 Technology· 60,547 sq ft · EUI 119.9 kBtu/ft²
- Artesia Distribution Center - 2350 Artesia· 60,502 sq ft · EUI 6.2 kBtu/ft²
- Alliance Innovation Lab - Silicon Valley· 60,211 sq ft · EUI 47.6 kBtu/ft²
- Carlsbad W2· 60,000 sq ft · EUI 196.8 kBtu/ft²
- Mar Vista Associates, Llc (22)· 60,000 sq ft · score 100 (A)
- 1100 Lincoln Ave - Byer Properties· 59,817 sq ft · EUI 179.8 kBtu/ft²
- Mixed Use Property buildings in California· 294 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 51 Rio Robles Drive - Opi's energy grade?
51 Rio Robles Drive - Opi did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 343.0 kBtu/ft².
How much energy does 51 Rio Robles Drive - Opi use?
Its 2024 site energy-use intensity was 343.0 kBtu/ft² across 60,566 sq ft, including 4,925,300 kWh of electricity and 37,506 therms of natural gas.
What are 51 Rio Robles Drive - Opi's carbon emissions?
51 Rio Robles Drive - Opi reported 1,314 tCO₂e of greenhouse-gas emissions (21.7 kgCO₂e/ft²) for 2024.
Where is 51 Rio Robles Drive - Opi?
51 Rio Robles Drive - Opi is at 51 Rio Robles, San Jose, in San Jose, California 95134. Its coordinates are 37.40568, -121.94536 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is 51 Rio Robles Drive - Opi and when was it built?
51 Rio Robles Drive - Opi has 60,566 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1984 as its year built. It is classed as mixed use property.
Is 51 Rio Robles Drive - Opi 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).
Working with California building benchmarking records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “51 Rio Robles Drive - Opi, San Jose, California — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/california/51-rio-robles-drive-opi-81b414e0 (data as of July 9, 2026).