Commercial Building, 666 Concar Drive, San Mateo
Other in California, CA · 666 Concar Drive, San Mateo · 94402
At a glance
Commercial Building, 666 Concar Drive, San Mateo is a 58,348-square-foot other building in San Mateo, California, built in 1970. In its 2024 California benchmarking disclosure it reported a site energy-use intensity of 9.7 kBtu/ft² and 38 tCO₂e of greenhouse-gas emissions.
AB 802 (Public Resources Code §25402.10) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 9.7 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 38 tCO₂e |
| GHG intensity | 0.7 kgCO₂e/ft² |
| Electricity | 166,280 kWh |
| Gross floor area | 58,348 sq ft |
| Source record | california:57847092:2024 |
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
- 666 Concar Drive, San Mateo
- City
- California
- State
- California
- ZIP
- 94402
- Coordinates
- 37.55346, -122.30384
Within ~1 km
Nearby benchmarked buildings
Multifamily Housing · 825,847 sq ft
- Bayshore Corporate Commonsscore —
Office · 340,214 sq ft
- Br44151-Parentscore —
Distribution Center · 327,600 sq ft
- Marriott San Mateoscore 47
Hotel · 326,432 sq ft
- 400 & 450 Concar Drivescore 66
Office · 306,000 sq ft
- Delaware Atlanticscore 98
Multifamily Housing · 217,745 sq ft
See also: most efficient in California · biggest emitters
How does Commercial Building, 666 Concar Drive, San Mateo 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 9.7 kBtu/ft² is about 83% 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 0.7 kgCO₂e/ft² is about 81% below the group average of 3.5 kgCO₂e/ft².
At 58,348 sq ft, it is about 89% below the average floor area of 511,890 sq ft for those buildings. It was built in 1970, 3 years earlier 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 9.7 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. Commercial Building, 666 Concar Drive, San Mateo's 9.7 kBtu/ft² across 58,348 sq ft works out to about 0.6 billion Btu (166 MWh-equivalent) in 2024. The disclosure also reports 166,280 kWh of electricity for the year.
Which law requires Commercial Building, 666 Concar Drive, San Mateo to report its energy use?
Commercial Building, 666 Concar Drive, San Mateo 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:57847092:2024). 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 other buildings in California
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- Sunset Mission Mausoleum - 720 East Florence Ave· 58,155 sq ft · EUI 48.8 kBtu/ft²
- 651 Sonoma Coast Sb· 58,023 sq ft
- Hyperion Theater - Bldg 304· 58,000 sq ft · EUI 24.0 kBtu/ft²
- Rhee Family Venture Llc· 57,753 sq ft · EUI 6.9 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 Commercial Building, 666 Concar Drive, San Mateo's energy grade?
Commercial Building, 666 Concar Drive, San Mateo did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 9.7 kBtu/ft².
How much energy does Commercial Building, 666 Concar Drive, San Mateo use?
Its 2024 site energy-use intensity was 9.7 kBtu/ft² across 58,348 sq ft, including 166,280 kWh of electricity.
What are Commercial Building, 666 Concar Drive, San Mateo's carbon emissions?
Commercial Building, 666 Concar Drive, San Mateo reported 38 tCO₂e of greenhouse-gas emissions (0.7 kgCO₂e/ft²) for 2024.
Where is Commercial Building, 666 Concar Drive, San Mateo?
Commercial Building, 666 Concar Drive, San Mateo is in San Mateo, California 94402. Its coordinates are 37.55346, -122.30384 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is Commercial Building, 666 Concar Drive, San Mateo and when was it built?
Commercial Building, 666 Concar Drive, San Mateo has 58,348 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1970 as its year built. It is classed as other.
Is Commercial Building, 666 Concar Drive, San Mateo 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, “Commercial Building, 666 Concar Drive, San Mateo, San Mateo, California — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/california/commercial-building-7477d6b6 (data as of July 9, 2026).