Collins Business Park
Other in California, CA · 3878 Ruffin Road, San Diego · 92123
At a glance
Collins Business Park is a 119,345-square-foot other building at 3878 Ruffin Road, San Diego in San Diego, California, built in 1980. In its 2019 California benchmarking disclosure it reported a site energy-use intensity of 40.7 kBtu/ft² and 329 tCO₂e of greenhouse-gas emissions.
AB 802 (Public Resources Code §25402.10) · reporting year 2019
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 40.7 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 329 tCO₂e |
| GHG intensity | 2.8 kgCO₂e/ft² |
| Electricity | 1,224,303 kWh |
| Natural gas | 6,602 therms |
| Gross floor area | 119,345 sq ft |
| Source record | california:9997841:2019 |
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
- 3878 Ruffin Road, San Diego
- City
- California
- State
- California
- ZIP
- 92123
- Coordinates
- 32.81309, -117.12072
Within ~1 km
Nearby benchmarked buildings
- 4000 Ruffin Roadscore 86
Mixed Use Property · 413,396 sq ft
- Sharp | 4000 Ruffin Rdscore —
Mixed Use Property · 302,692 sq ft
- 4181 Ruffin Road - Ruffin Roadscore 83
Office · 178,976 sq ft
Office · 150,144 sq ft
- 4181 Ruffin Roadscore —
Office · 150,144 sq ft
- Sky Park Court Plaza (9275)score 91
Office · 134,562 sq ft
See also: most efficient in California · biggest emitters
How does Collins Business Park compare with other other buildings in California?
The latest disclosures cover 773 other buildings in California, out of 40,029 buildings citywide. Its site EUI of 40.7 kBtu/ft² is about 30% below the average of 58.3 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 2.8 kgCO₂e/ft² is about 20% below the group average of 3.5 kgCO₂e/ft².
At 119,345 sq ft, it is about 77% below the average floor area of 511,890 sq ft for those buildings. It was built in 1980, 7 years later than the group's average year built (1973). Across all 24 jurisdictions BuildingCensus covers, the 1,327 other buildings average an ENERGY STAR score of 60 and a site EUI of 63.3 kBtu/ft².
What does a site EUI of 40.7 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. Collins Business Park's 40.7 kBtu/ft² across 119,345 sq ft works out to about 4.9 billion Btu (1,424 MWh-equivalent) in 2019. The disclosure also reports 1,224,303 kWh of electricity and 6,602 therms of natural gas for the year.
Which law requires Collins Business Park to report its energy use?
Collins Business Park 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 2019 disclosure (source record california:9997841:2019). 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 other buildings in California
- 4650-4860 La Sierra Ave· 119,152 sq ft · EUI 155.1 kBtu/ft²
- 310102 - Martin Service Center - United States· 119,049 sq ft · EUI 32.4 kBtu/ft²
- Gip, Lp· 118,035 sq ft · EUI 0.4 kBtu/ft²
- Co/Glc 317692/135 Cyber Ct/Rocklin/Ca· 118,000 sq ft · EUI 896.5 kBtu/ft²
- Building - Societe Air France· 117,854 sq ft · EUI 76.2 kBtu/ft²
- 508 E 8Th St· 117,674 sq ft · EUI 14.3 kBtu/ft²
- Other buildings in California· 773 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 Collins Business Park's energy grade?
Collins Business Park did not report an ENERGY STAR score in its 2019 disclosure, but its site energy-use intensity was 40.7 kBtu/ft².
How much energy does Collins Business Park use?
Its 2019 site energy-use intensity was 40.7 kBtu/ft² across 119,345 sq ft, including 1,224,303 kWh of electricity and 6,602 therms of natural gas.
What are Collins Business Park's carbon emissions?
Collins Business Park reported 329 tCO₂e of greenhouse-gas emissions (2.8 kgCO₂e/ft²) for 2019.
Where is Collins Business Park?
Collins Business Park is at 3878 Ruffin Road, San Diego, in San Diego, California 92123. Its coordinates are 32.81309, -117.12072 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is Collins Business Park and when was it built?
Collins Business Park has 119,345 sq ft of gross floor area, as reported in its 2019 disclosure. The disclosure lists 1980 as its year built. It is classed as other.
Is Collins Business Park covered by AB 802 (Public Resources Code §25402.10)?
Yes — it appears in the 2019 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, “Collins Business Park, San Diego, California — 2019 benchmarking disclosure”, https://buildingcensus.com/buildings/california/collins-business-park-56375a6d (data as of July 9, 2026).