1735 Technology Drive (Concourse 4)
Office in California, CA · 1735 Technology Drive, San Jose · 95110
At a glance
1735 Technology Drive (Concourse 4) is a 161,846-square-foot office building at 1735 Technology Drive, San Jose in San Jose, California, built in 1986. In its 2024 California benchmarking disclosure it reported an ENERGY STAR score of 74 out of 100 (grade B), a site energy-use intensity of 45.8 kBtu/ft² and 492 tCO₂e of greenhouse-gas emissions. That score is higher than 34% of the 4,912 scored office buildings in California.
AB 802 (Public Resources Code §25402.10) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 74 (band B) |
| Site EUI | 45.8 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 492 tCO₂e |
| GHG intensity | 3.0 kgCO₂e/ft² |
| Electricity | 2,173,315 kWh |
| Gross floor area | 161,846 sq ft |
| Source record | california:1409767:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 74 | -2 | 45.8 kBtu/ft² | 492 tCO₂e |
| 2023 | 76 | -9 | 45.2 kBtu/ft² | 514 tCO₂e |
| 2022 | 85 | +9 | 42.2 kBtu/ft² | 468 tCO₂e |
| 2021 | 76 | +8 | 42.7 kBtu/ft² | 419 tCO₂e |
| 2020 | 68 | -9 | 43.9 kBtu/ft² | 471 tCO₂e |
| 2019 | 77 | +24 | 53.5 kBtu/ft² | 609 tCO₂e |
| 2018 | 53 | 56.5 kBtu/ft² | 644 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
- 1735 Technology Drive, San Jose
- City
- California
- State
- California
- ZIP
- 95110
- Coordinates
- 37.36724, -121.91971
Within ~1 km
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See also: most efficient in California · biggest emitters
How does 1735 Technology Drive (Concourse 4) compare with other office buildings in California?
The latest disclosures cover 6,214 office buildings in California, out of 40,029 buildings citywide. 1735 Technology Drive (Concourse 4)'s ENERGY STAR score of 74 compares with an average of 75 across the 4,912 that report a score; it scores higher than 34% of them and lower than 65%. Its site EUI of 45.8 kBtu/ft² is about 19% below the average of 56.4 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 3.0 kgCO₂e/ft² is about 16% below the group average of 3.6 kgCO₂e/ft².
At 161,846 sq ft, it is roughly in line with the average floor area of 151,937 sq ft for those buildings. Its 1986 construction date is close to the group's average year built (1985). Across all 24 jurisdictions BuildingCensus covers, the 15,264 office buildings average an ENERGY STAR score of 73 and a site EUI of 59.3 kBtu/ft².
How has 1735 Technology Drive (Concourse 4)'s energy performance changed over time?
BuildingCensus holds 7 California disclosures for 1735 Technology Drive (Concourse 4), covering report years 2018–2024. Its ENERGY STAR score went from 53 in 2018 to 74 in 2024 (+21 points); its best year on file was 2022, at 85. Site EUI moved from 56.5 kBtu/ft² (2018) to 45.8 kBtu/ft² (2024), a 19% decrease. Reported emissions went from 644 tCO₂e to 492 tCO₂e over the same span (down 24%).
What does an ENERGY STAR score of 74 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: a score of 74 means the building performs better than about 74% of its national peers. BuildingCensus bands the score into report-card grades; 74 falls in band B — above median (70–84). It sits 1 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. 1735 Technology Drive (Concourse 4)'s 45.8 kBtu/ft² across 161,846 sq ft works out to about 7.4 billion Btu (2,172 MWh-equivalent) in 2024. The disclosure also reports 2,173,315 kWh of electricity for the year.
Which law requires 1735 Technology Drive (Concourse 4) to report its energy use?
1735 Technology Drive (Concourse 4) 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:1409767:2024). 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 office buildings in California
- Human Services Complex @ 100 E California Avenue· 161,798 sq ft · EUI 55.9 kBtu/ft²
- Torrey Reserve - Torrey Plaza· 161,754 sq ft · score 98 (A)
- 2150 Shattuck Ave· 161,734 sq ft · score 66 (C)
- 6001 Oak Canyon· 161,575 sq ft · EUI 50.6 kBtu/ft²
- Santana Row - Bldg 13 - 3055 Olin Ave· 161,496 sq ft · score 7 (D)
- Academy Tower· 161,409 sq ft · score 77 (B)
- Office buildings in California· 6,214 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 1735 Technology Drive (Concourse 4)'s energy grade?
1735 Technology Drive (Concourse 4) scores 74 out of 100 on ENERGY STAR — band B, above median (70–84) — in its 2024 California disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 1735 Technology Drive (Concourse 4) use?
Its 2024 site energy-use intensity was 45.8 kBtu/ft² across 161,846 sq ft, including 2,173,315 kWh of electricity.
What are 1735 Technology Drive (Concourse 4)'s carbon emissions?
1735 Technology Drive (Concourse 4) reported 492 tCO₂e of greenhouse-gas emissions (3.0 kgCO₂e/ft²) for 2024.
Where is 1735 Technology Drive (Concourse 4)?
1735 Technology Drive (Concourse 4) is at 1735 Technology Drive, San Jose, in San Jose, California 95110. Its coordinates are 37.36724, -121.91971 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is 1735 Technology Drive (Concourse 4) and when was it built?
1735 Technology Drive (Concourse 4) has 161,846 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1986 as its year built. It is classed as office.
Is 1735 Technology Drive (Concourse 4) 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, “1735 Technology Drive (Concourse 4), San Jose, California — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/california/1735-technology-drive-concourse-4-2345b6c4 (data as of July 9, 2026).