646 S Holgate St
Retail Store in Seattle, WA · 646 S HOLGATE ST · 98134
At a glance
646 S Holgate St is a 25,880-square-foot retail store at 646 S HOLGATE ST in Seattle, Washington, built in 1944. In its 2025 Seattle benchmarking disclosure it reported a site energy-use intensity of 7.5 kBtu/ft² and 1 tCO₂e of greenhouse-gas emissions.
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 7.5 kBtu/ft² |
| Source EUI | 21.0 kBtu/ft² |
| GHG emissions | 1 tCO₂e |
| GHG intensity | 0.0 kgCO₂e/ft² |
| Electricity | 56,960 kWh |
| Gross floor area | 25,880 sq ft |
| Source record | seattle:24089:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 7.5 kBtu/ft² | 1 tCO₂e | |
| 2024 | — | 7.7 kBtu/ft² | 1 tCO₂e | |
| 2023 | — | 7.0 kBtu/ft² | 1 tCO₂e | |
| 2022 | — | 4.7 kBtu/ft² | 1 tCO₂e | |
| 2021 | — | 11.2 kBtu/ft² | 2 tCO₂e | |
| 2020 | — | 11.4 kBtu/ft² | 2 tCO₂e | |
| 2019 | — | 12.7 kBtu/ft² | 2 tCO₂e | |
| 2018 | 100 | ±0 | 10.5 kBtu/ft² | 2 tCO₂e |
| 2017 | 100 | ±0 | 8.6 kBtu/ft² | 1 tCO₂e |
| 2016 | 100 | +1 | 6.3 kBtu/ft² | 1 tCO₂e |
| 2015 | 99 | 12.1 kBtu/ft² | 2 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
- 646 S HOLGATE ST
- City
- Seattle
- State
- Washington
- ZIP
- 98134
- Coordinates
- 47.58698, -122.32397
Within ~1 km
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See also: most efficient in Seattle · biggest emitters
How does 646 S Holgate St compare with other retail store buildings in Seattle?
The latest disclosures cover 68 retail store buildings in Seattle, out of 3,871 buildings citywide. Its site EUI of 7.5 kBtu/ft² is about 84% below the average of 45.9 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 0.0 kgCO₂e/ft² is about 96% below the group average of 1.1 kgCO₂e/ft².
At 25,880 sq ft, it is about 63% below the average floor area of 70,593 sq ft for those buildings. It was built in 1944, 19 years earlier than the group's average year built (1963). Across all 24 jurisdictions BuildingCensus covers, the 3,025 retail store buildings average an ENERGY STAR score of 73 and a site EUI of 57.7 kBtu/ft².
How has 646 S Holgate St's energy performance changed over time?
BuildingCensus holds 11 Seattle disclosures for 646 S Holgate St, covering report years 2015–2025. Its ENERGY STAR score went from 99 in 2015 to 100 in 2018 (+1 points); its best year on file was 2016, at 100. Site EUI moved from 12.1 kBtu/ft² (2015) to 7.5 kBtu/ft² (2025), a 38% decrease. Reported emissions went from 2 tCO₂e to 1 tCO₂e over the same span (down 38%).
What does a site EUI of 7.5 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. 646 S Holgate St's 7.5 kBtu/ft² across 25,880 sq ft works out to about 0.2 billion Btu (57 MWh-equivalent) in 2025. Its source EUI of 21.0 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 56,960 kWh of electricity for the year.
Which law requires 646 S Holgate St to report its energy use?
646 S Holgate St 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:24089:2025). 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 retail store buildings in Seattle
- University Village East Bldg N· 25,862 sq ft · score 93 (A)
- OFFICE DEPOT- DEMOLISHED· 25,735 sq ft · score 94 (A)
- Jg Crown Hill Llc· 25,384 sq ft
- Ballard Block Ii- West Marine· 25,000 sq ft · score 41 (D)
- LINE RETAIL· 24,982 sq ft · score 99 (A)
- Michaels Retail Store· 24,930 sq ft · score 93 (A)
- Retail Store buildings in Seattle· 68 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 646 S Holgate St's energy grade?
646 S Holgate St did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 7.5 kBtu/ft².
How much energy does 646 S Holgate St use?
Its 2025 site energy-use intensity was 7.5 kBtu/ft² (21.0 kBtu/ft² source) across 25,880 sq ft, including 56,960 kWh of electricity.
What are 646 S Holgate St's carbon emissions?
646 S Holgate St reported 1 tCO₂e of greenhouse-gas emissions (0.0 kgCO₂e/ft²) for 2025.
Where is 646 S Holgate St?
646 S Holgate St is at 646 S HOLGATE ST, in Seattle, Washington 98134. Its coordinates are 47.58698, -122.32397 (latitude, longitude), as published in the Building Energy Benchmarking file.
How big is 646 S Holgate St and when was it built?
646 S Holgate St has 25,880 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 1944 as its year built. It is classed as retail store.
Is 646 S Holgate St 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, “646 S Holgate St, Seattle, Washington — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/seattle/646-s-holgate-st-fc0ca0d8 (data as of October 2, 2026).