15 Hawthorne Way
Multifamily Housing in San José, CA · 95110
At a glance
15 Hawthorne Way is a 23,348-square-foot multifamily housing building in San José, California, built in 1932. In its 2024 San José benchmarking disclosure it reported a site energy-use intensity of 2.4 kBtu/ft² and 4 tCO₂e of greenhouse-gas emissions.
San José Municipal Code Ch. 17.85 (Energy and Water Building Performance Ordinance) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 2.4 kBtu/ft² |
| Source EUI | 6.6 kBtu/ft² |
| GHG emissions | 4 tCO₂e |
| GHG intensity | — |
| Electricity | 16,084 kWh |
| Water use | 6,713 kgal |
| Gross floor area | 23,348 sq ft |
| Source record | san_jose:0887-0-00:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 2.4 kBtu/ft² | 4 tCO₂e | |
| 2023 | — | — | — | |
| 2022 | 93 | 28.5 kBtu/ft² | 41 tCO₂e | |
| 2021 | — | — | — | |
| 2020 | — | — | — | |
| 2019 | — | — | — |
Compliance context
San José Municipal Code Ch. 17.85 (Energy and Water Building Performance Ordinance)
San José's BPO requires buildings over 20,000 sq ft to benchmark annually and complete beyond-benchmarking performance improvements on a rolling schedule.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
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Location
- Address
- 15 Hawthorne Way
- City
- San José
- State
- California
- ZIP
- 95110
Within ~1 km
Nearby benchmarked buildings
This source publishes no coordinates, so nearby buildings can't be resolved yet.
See also: most efficient in San José · biggest emitters
How does 15 Hawthorne Way compare with other multifamily housing buildings in San José?
The latest disclosures cover 476 multifamily housing buildings in San José, out of 1,790 buildings citywide. Its site EUI of 2.4 kBtu/ft² is about 93% below the average of 35.3 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 23,348 sq ft, it is about 85% below the average floor area of 157,540 sq ft for those buildings. It was built in 1932, 55 years earlier than the group's average year built (1987). Across all 24 jurisdictions BuildingCensus covers, the 59,945 multifamily housing buildings average an ENERGY STAR score of 70 and a site EUI of 59.0 kBtu/ft².
How has 15 Hawthorne Way's energy performance changed over time?
BuildingCensus holds 6 San José disclosures for 15 Hawthorne Way, covering report years 2019–2024. Site EUI moved from 28.5 kBtu/ft² (2022) to 2.4 kBtu/ft² (2024), a 92% decrease. Reported emissions went from 41 tCO₂e to 4 tCO₂e over the same span (down 91%).
What does a site EUI of 2.4 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. 15 Hawthorne Way's 2.4 kBtu/ft² across 23,348 sq ft works out to about 0.1 billion Btu (16 MWh-equivalent) in 2024. Its source EUI of 6.6 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 16,084 kWh of electricity and 6,713 thousand gallons of water for the year.
Which law requires 15 Hawthorne Way to report its energy use?
15 Hawthorne Way reports under San José Municipal Code Ch. 17.85 (Energy and Water Building Performance Ordinance), the legal basis of San José's Energy and Water Building Performance Ordinance, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2024 disclosure (source record san_jose:0887-0-00:2024). San José's BPO requires buildings over 20,000 sq ft to benchmark annually and complete beyond-benchmarking performance improvements on a rolling schedule.
More multifamily housing buildings in San José
- 513 Branham Ln E· 23,314 sq ft · score 76 (B)
- 1991 Story Rd· 22,952 sq ft
- 40 Glen Eyrie Ave· 22,914 sq ft · score 95 (A)
- 4809 Atherton Ave· 22,904 sq ft · EUI 25.5 kBtu/ft²
- 1745 Mckee Rd· 22,790 sq ft · score 100 (A)
- 225 Richfield Dr· 22,497 sq ft · score 100 (A)
- Multifamily Housing buildings in San José· 476 benchmarked
- All San José benchmarked buildings· San José Municipal Code Ch. 17.85 (Energy and Water Building Performance Ordinance)
- Most efficient large buildings in San José
- Least efficient large buildings in San José
- Biggest emitters in San José
Frequently asked questions
What is 15 Hawthorne Way's energy grade?
15 Hawthorne Way did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 2.4 kBtu/ft².
How much energy does 15 Hawthorne Way use?
Its 2024 site energy-use intensity was 2.4 kBtu/ft² (6.6 kBtu/ft² source) across 23,348 sq ft, including 16,084 kWh of electricity.
What are 15 Hawthorne Way's carbon emissions?
15 Hawthorne Way reported 4 tCO₂e of greenhouse-gas emissions for 2024.
Where is 15 Hawthorne Way?
15 Hawthorne Way is in San José, California 95110.
How big is 15 Hawthorne Way and when was it built?
15 Hawthorne Way has 23,348 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1932 as its year built. It is classed as multifamily housing.
Is 15 Hawthorne Way covered by San José Municipal Code Ch. 17.85 (Energy and Water Building Performance Ordinance)?
Yes — it appears in the 2024 Energy and Water Building Performance Ordinance disclosure, which lists the buildings reporting under San José Municipal Code Ch. 17.85 (Energy and Water Building Performance Ordinance).
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About this data
Source: Energy and Water Building Performance Ordinance (San José Municipal Code Ch. 17.85 (Energy and Water Building Performance Ordinance)), as published July 9, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “15 Hawthorne Way, San José, California — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/san-jose/15-hawthorne-way-bcf20970 (data as of July 9, 2026).