599 Castro (Office)
Office in California, CA · 599 Castro Street, Mountain View · 94041
AB 802 (Public Resources Code §25402.10) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 84 (band B) |
| Site EUI | 36.9 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 251 tCO₂e |
| GHG intensity | 2.3 kgCO₂e/ft² |
| Electricity | 910,817 kWh |
| Natural gas | 8,336 therms |
| Gross floor area | 109,107 sq ft |
| Source record | california:10543002:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 84 | -1 | 36.9 kBtu/ft² | 251 tCO₂e |
| 2023 | 85 | +5 | 48.9 kBtu/ft² | 367 tCO₂e |
| 2022 | 80 | +14 | 58.5 kBtu/ft² | 427 tCO₂e |
| 2021 | 66 | -21 | 59.2 kBtu/ft² | 392 tCO₂e |
| 2020 | 87 | -5 | 55.4 kBtu/ft² | 391 tCO₂e |
| 2019 | 92 | 45.7 kBtu/ft² | 341 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 owner listed in the disclosure.
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Location
- Address
- 599 Castro Street, Mountain View
- City
- California
- State
- California
- ZIP
- 94041
- Coordinates
- 37.38842, -122.08213
Within ~1 km
Nearby benchmarked buildings
- Park Place: Park Placescore 44
Multifamily Housing · 305,860 sq ft
- 444 Castroscore 94
Office · 294,579 sq ft
- 100 Moffett: 100 Moffettscore 82
Multifamily Housing · 217,280 sq ft
Multifamily Housing · 202,846 sq ft
- Madera: Maderascore 50
Multifamily Housing · 201,985 sq ft
- Elan Mountain View - Greystarscore 70
Multifamily Housing · 164,000 sq ft
See also: most efficient in California · biggest emitters
Frequently asked questions
What is 599 Castro (Office)'s energy grade?
599 Castro (Office) scores 84 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 599 Castro (Office) use?
Its 2024 site energy-use intensity was 36.9 kBtu/ft² across 109,107 sq ft, including 910,817 kWh of electricity and 8,336 therms of natural gas.
What are 599 Castro (Office)'s carbon emissions?
599 Castro (Office) reported 251 tCO₂e of greenhouse-gas emissions (2.3 kgCO₂e/ft²) for 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.
Dataset updated . Source: Building Energy Benchmarking Program (statewide) disclosure, record california:10543002:2024.