Cloverdale Business Park (Bldg D)
Non-Refrigerated Warehouse in Seattle, WA · 309 S CLOVERDALE ST · 98108
At a glance
Cloverdale Business Park (Bldg D) is a 54,880-square-foot non-refrigerated warehouse at 309 S CLOVERDALE ST in Seattle, Washington, built in 1979. In its 2025 Seattle benchmarking disclosure it reported a site energy-use intensity of 39.2 kBtu/ft² and 65 tCO₂e of greenhouse-gas emissions.
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 39.2 kBtu/ft² |
| Source EUI | 71.7 kBtu/ft² |
| GHG emissions | 65 tCO₂e |
| GHG intensity | 1.2 kgCO₂e/ft² |
| Electricity | 270,977 kWh |
| Natural gas | 11,556 therms |
| Gross floor area | 54,880 sq ft |
| Source record | seattle:799:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 39.2 kBtu/ft² | 65 tCO₂e | |
| 2024 | — | 49.0 kBtu/ft² | 83 tCO₂e | |
| 2023 | — | 52.7 kBtu/ft² | 90 tCO₂e | |
| 2022 | — | 59.5 kBtu/ft² | 104 tCO₂e | |
| 2021 | — | 64.5 kBtu/ft² | 115 tCO₂e | |
| 2020 | — | 55.9 kBtu/ft² | 99 tCO₂e | |
| 2019 | — | 61.0 kBtu/ft² | 109 tCO₂e | |
| 2018 | — | 57.3 kBtu/ft² | 99 tCO₂e | |
| 2017 | 27 | -5 | 58.2 kBtu/ft² | 109 tCO₂e |
| 2016 | 32 | -3 | 50.2 kBtu/ft² | 88 tCO₂e |
| 2015 | 35 | 45.6 kBtu/ft² | 77 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
- 309 S CLOVERDALE ST
- City
- Seattle
- State
- Washington
- ZIP
- 98108
- Coordinates
- 47.52549, -122.33064
Within ~1 km
Nearby benchmarked buildings
- Arrowhead Gardensscore 96
Multifamily Housing · 435,501 sq ft
K-12 School · 64,493 sq ft
Adult Education · 57,952 sq ft
- 424 S CLOVERDALE STscore —
Other · 50,417 sq ft
Non-Refrigerated Warehouse · 48,020 sq ft
Non-Refrigerated Warehouse · 44,000 sq ft
See also: most efficient in Seattle · biggest emitters
How does Cloverdale Business Park (Bldg D) compare with other non-refrigerated warehouse buildings in Seattle?
The latest disclosures cover 164 non-refrigerated warehouse buildings in Seattle, out of 3,871 buildings citywide. Its site EUI of 39.2 kBtu/ft² is about 29% above the average of 30.5 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 1.2 kgCO₂e/ft² is about 36% above the group average of 0.9 kgCO₂e/ft².
At 54,880 sq ft, it is roughly in line with the average floor area of 58,727 sq ft for those buildings. It was built in 1979, 19 years later than the group's average year built (1960). Across all 24 jurisdictions BuildingCensus covers, the 4,723 non-refrigerated warehouse buildings average an ENERGY STAR score of 66 and a site EUI of 26.0 kBtu/ft².
How has Cloverdale Business Park (Bldg D)'s energy performance changed over time?
BuildingCensus holds 11 Seattle disclosures for Cloverdale Business Park (Bldg D), covering report years 2015–2025. Its ENERGY STAR score went from 35 in 2015 to 27 in 2017 (-8 points); its best year on file was 2015, at 35. Site EUI moved from 45.6 kBtu/ft² (2015) to 39.2 kBtu/ft² (2025), a 14% decrease. Reported emissions went from 77 tCO₂e to 65 tCO₂e over the same span (down 15%).
What does a site EUI of 39.2 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. Cloverdale Business Park (Bldg D)'s 39.2 kBtu/ft² across 54,880 sq ft works out to about 2.2 billion Btu (630 MWh-equivalent) in 2025. Its source EUI of 71.7 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 270,977 kWh of electricity and 11,556 therms of natural gas for the year.
Which law requires Cloverdale Business Park (Bldg D) to report its energy use?
Cloverdale Business Park (Bldg D) reports under the Seattle Energy Benchmarking Ordinance (SMC 22.920), the legal basis of Seattle's Building Energy Benchmarking program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2025 disclosure (source record seattle:799:2025). 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.
More non-refrigerated warehouse buildings in Seattle
- Garfield Ventures 1201 Building· 53,472 sq ft · score 98 (A)
- South Seattle Distribution Center- 3601· 52,613 sq ft · score 28 (D)
- Ferguson Terminal· 52,500 sq ft
- 1024-1048 6th Ave S· 52,325 sq ft · score 56 (C)
- Sound Transit· 52,311 sq ft · score 73 (B)
- South Lander Business Park· 51,664 sq ft · EUI 25.8 kBtu/ft²
- Non-Refrigerated Warehouse buildings in Seattle· 164 benchmarked
- All Seattle benchmarked buildings· Seattle Energy Benchmarking Ordinance (SMC 22.920)
- Most efficient large buildings in Seattle
- Least efficient large buildings in Seattle
- Biggest emitters in Seattle
Frequently asked questions
What is Cloverdale Business Park (Bldg D)'s energy grade?
Cloverdale Business Park (Bldg D) did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 39.2 kBtu/ft².
How much energy does Cloverdale Business Park (Bldg D) use?
Its 2025 site energy-use intensity was 39.2 kBtu/ft² (71.7 kBtu/ft² source) across 54,880 sq ft, including 270,977 kWh of electricity and 11,556 therms of natural gas.
What are Cloverdale Business Park (Bldg D)'s carbon emissions?
Cloverdale Business Park (Bldg D) reported 65 tCO₂e of greenhouse-gas emissions (1.2 kgCO₂e/ft²) for 2025.
Where is Cloverdale Business Park (Bldg D)?
Cloverdale Business Park (Bldg D) is at 309 S CLOVERDALE ST, in Seattle, Washington 98108. Its coordinates are 47.52549, -122.33064 (latitude, longitude), as published in the Building Energy Benchmarking file.
How big is Cloverdale Business Park (Bldg D) and when was it built?
Cloverdale Business Park (Bldg D) has 54,880 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 1979 as its year built. It is classed as non-refrigerated warehouse.
Is Cloverdale Business Park (Bldg D) covered by the Seattle Energy Benchmarking Ordinance (SMC 22.920)?
Yes — it appears in the 2025 Building Energy Benchmarking disclosure, which lists the buildings reporting under the Seattle Energy Benchmarking Ordinance (SMC 22.920).
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About this data
Source: Building Energy Benchmarking (Seattle Energy Benchmarking Ordinance (SMC 22.920)), as published October 2, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “Cloverdale Business Park (Bldg D), Seattle, Washington — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/seattle/cloverdale-business-park-bldg-d-8ab5891e (data as of October 2, 2026).