Walden Building
Distribution Center in Seattle, WA · 3031 S WALDEN ST · 98144
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 66 (band C) |
| Site EUI | 35.6 kBtu/ft² |
| Source EUI | 64.1 kBtu/ft² |
| GHG emissions | 54 tCO₂e |
| GHG intensity | 1.1 kgCO₂e/ft² |
| Electricity | 212,985 kWh |
| Natural gas | 9,641 therms |
| Gross floor area | 47,560 sq ft |
| Source record | seattle:20141:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | 66 | +6 | 35.6 kBtu/ft² | 54 tCO₂e |
| 2024 | 60 | +4 | 40.3 kBtu/ft² | 65 tCO₂e |
| 2023 | 56 | +2 | 38.2 kBtu/ft² | 48 tCO₂e |
| 2022 | 54 | 40.6 kBtu/ft² | 50 tCO₂e | |
| 2021 | — | 29.5 kBtu/ft² | 33 tCO₂e | |
| 2020 | 49 | +5 | 36.6 kBtu/ft² | 61 tCO₂e |
| 2019 | 44 | +1 | 39.4 kBtu/ft² | 64 tCO₂e |
| 2018 | 43 | -32 | 38.6 kBtu/ft² | 60 tCO₂e |
| 2017 | 75 | -5 | 18.5 kBtu/ft² | 9 tCO₂e |
| 2016 | 80 | +8 | 24.0 kBtu/ft² | 33 tCO₂e |
| 2015 | 72 | 26.4 kBtu/ft² | 34 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.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 3031 S WALDEN ST
- City
- Seattle
- State
- Washington
- ZIP
- 98144
- Coordinates
- 47.57256, -122.29265
Within ~1 km
Nearby benchmarked buildings
- Lowes & Amazon Wscore 100
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- Dakota At Rainier Courtscore 95
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- Mount Baker Station - South Bldgscore 100
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- Courtland Place Apartmentsscore 92
Multifamily Housing · 193,946 sq ft
- Mount Baker Station - North Bldgscore 99
Multifamily Housing · 130,842 sq ft
See also: most efficient in Seattle · biggest emitters
Frequently asked questions
What is Walden Building's energy grade?
Walden Building scores 66 out of 100 on ENERGY STAR — band C (Below median (55–69)) — in its 2025 Seattle disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Walden Building use?
Its 2025 site energy-use intensity was 35.6 kBtu/ft² (64.1 kBtu/ft² source) across 47,560 sq ft, including 212,985 kWh of electricity and 9,641 therms of natural gas.
What are Walden Building's carbon emissions?
Walden Building reported 54 tCO₂e of greenhouse-gas emissions (1.1 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:20141:2025.