Seattle Opera
Performing Arts in Seattle, WA · 363 MERCER ST · 98109
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 31.2 kBtu/ft² |
| Source EUI | 87.2 kBtu/ft² |
| GHG emissions | 19 tCO₂e |
| GHG intensity | 0.2 kgCO₂e/ft² |
| Electricity | 974,005 kWh |
| Gross floor area | 102,839 sq ft |
| Source record | seattle:50387:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 31.2 kBtu/ft² | 19 tCO₂e | |
| 2024 | — | 33.6 kBtu/ft² | 21 tCO₂e | |
| 2023 | — | 38.3 kBtu/ft² | 24 tCO₂e | |
| 2022 | — | 39.4 kBtu/ft² | 24 tCO₂e | |
| 2021 | — | 33.9 kBtu/ft² | 21 tCO₂e | |
| 2020 | — | 32.5 kBtu/ft² | 19 tCO₂e |
Compliance context
Seattle Energy Benchmarking Ordinance (SMC 22.920)
Seattle's Building Emissions Performance Standard (adopted 2023) applies to buildings over 20,000 sq ft: benchmarking verification is due 2027–2030 and initial emissions targets 2031–2035, reaching net zero by 2041–2050, with fines for non-compliance.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
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Location
- Address
- 363 MERCER ST
- City
- Seattle
- State
- Washington
- ZIP
- 98109
- Coordinates
- 47.62398, -122.34944
Within ~1 km
Nearby benchmarked buildings
- Insignia Condosscore 47
Multifamily Housing · 1,464,631 sq ft
- 333 Dexter Ave Nscore 84
Office · 934,154 sq ft
- Climate Pledge Arenascore —
Indoor Arena · 932,000 sq ft
- Bill & Melinda Gates Foundationscore 73
Office · 920,598 sq ft
Laboratory · 716,128 sq ft
Mixed Use Property · 524,610 sq ft
See also: most efficient in Seattle · biggest emitters
Frequently asked questions
What is Seattle Opera's energy grade?
Seattle Opera did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 31.2 kBtu/ft².
How much energy does Seattle Opera use?
Its 2025 site energy-use intensity was 31.2 kBtu/ft² (87.2 kBtu/ft² source) across 102,839 sq ft, including 974,005 kWh of electricity.
What are Seattle Opera's carbon emissions?
Seattle Opera reported 19 tCO₂e of greenhouse-gas emissions (0.2 kgCO₂e/ft²) for 2025. Seattle's Building Emissions Performance Standard (adopted 2023) applies to buildings over 20,000 sq ft: benchmarking verification is due 2027–2030 and initial emissions targets 2031–2035, reaching net zero by 2041–2050, with fines for non-compliance.
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Dataset updated . Source: Building Energy Benchmarking disclosure, record seattle:50387:2025.