2403 Walsh Ave
Data Center in California, CA · 2403 Walsh Ave, Santa Clara · 95051
At a glance
2403 Walsh Ave is a 103,940-square-foot data center at 2403 Walsh Ave, Santa Clara in Santa Clara, California, built in 1996. In its 2022 California benchmarking disclosure it reported 9,530 tCO₂e of greenhouse-gas emissions.
AB 802 (Public Resources Code §25402.10) · reporting year 2022
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | — |
| Source EUI | — |
| GHG emissions | 9,530 tCO₂e |
| GHG intensity | 91.7 kgCO₂e/ft² |
| Electricity | 40,602,741 kWh |
| Gross floor area | 103,940 sq ft |
| Source record | california:5716913:2022 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2022latest | — | — | 9,530 tCO₂e | |
| 2021 | — | 1089.4 kBtu/ft² | 6,859 tCO₂e | |
| 2020 | — | 941.8 kBtu/ft² | 6,493 tCO₂e | |
| 2019 | — | 832.6 kBtu/ft² | 6,097 tCO₂e | |
| 2018 | — | 826.8 kBtu/ft² | 6,056 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
- 2403 Walsh Ave, Santa Clara
- City
- California
- State
- California
- ZIP
- 95051
- Coordinates
- 37.37168, -121.96980
Within ~1 km
Nearby benchmarked buildings
- Voyagerscore 43
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- Endeavorscore 78
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- 2260 Lawsonscore —
Parking · 427,137 sq ft
- Santa Clara Square Viiscore 99
Multifamily Housing · 361,507 sq ft
- Ca1score —
Data Center · 342,797 sq ft
- 2250 Lawson Lanescore 99
Office · 268,556 sq ft
See also: most efficient in California · biggest emitters
How does 2403 Walsh Ave compare with other data center buildings in California?
The latest disclosures cover 112 data center buildings in California, out of 40,029 buildings citywide. Its emissions intensity of 91.7 kgCO₂e/ft² is about 67% above the group average of 54.8 kgCO₂e/ft².
At 103,940 sq ft, it is about 29% below the average floor area of 147,240 sq ft for those buildings. It was built in 1996, 5 years later than the group's average year built (1991). Across all 24 jurisdictions BuildingCensus covers, the 267 data center buildings average an ENERGY STAR score of 68 and a site EUI of 504.4 kBtu/ft².
How has 2403 Walsh Ave's energy performance changed over time?
BuildingCensus holds 5 California disclosures for 2403 Walsh Ave, covering report years 2018–2022. Site EUI moved from 826.8 kBtu/ft² (2018) to 941.8 kBtu/ft² (2020), an 14% increase. Reported emissions went from 6,056 tCO₂e to 9,530 tCO₂e over the same span (up 57%).
Which law requires 2403 Walsh Ave to report its energy use?
2403 Walsh Ave 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 2022 disclosure (source record california:5716913:2022). 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 data center buildings in California
- 10243 Genetic Center Dr (Data Center)· 102,875 sq ft · EUI 63.6 kBtu/ft²
- Coresite Sv4· 101,000 sq ft · score 94 (A)
- Ceruleanone· 98,000 sq ft
- 1360 Kifer Road· 96,100 sq ft
- Sv1· 96,100 sq ft · EUI 844.5 kBtu/ft²
- 250 Stockton· 94,000 sq ft · EUI 4.7 kBtu/ft²
- Data Center buildings in California· 112 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 2403 Walsh Ave's energy grade?
2403 Walsh Ave did not report an ENERGY STAR score in its 2022 disclosure.
How much energy does 2403 Walsh Ave use?
No energy-use intensity was reported for 2022.
What are 2403 Walsh Ave's carbon emissions?
2403 Walsh Ave reported 9,530 tCO₂e of greenhouse-gas emissions (91.7 kgCO₂e/ft²) for 2022.
Where is 2403 Walsh Ave?
2403 Walsh Ave is at 2403 Walsh Ave, Santa Clara, in Santa Clara, California 95051. Its coordinates are 37.37168, -121.96980 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is 2403 Walsh Ave and when was it built?
2403 Walsh Ave has 103,940 sq ft of gross floor area, as reported in its 2022 disclosure. The disclosure lists 1996 as its year built. It is classed as data center.
Is 2403 Walsh Ave covered by AB 802 (Public Resources Code §25402.10)?
Yes — it appears in the 2022 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, “2403 Walsh Ave, Santa Clara, California — 2022 benchmarking disclosure”, https://buildingcensus.com/buildings/california/2403-walsh-ave-5ce7c854 (data as of July 9, 2026).