1100 Eastlake - (2013)
Mixed Use Property in Seattle, WA · 1100 EASTLAKE AVE E · 98109
At a glance
1100 Eastlake - (2013) is a 287,224-square-foot mixed use property building at 1100 EASTLAKE AVE E in Seattle, Washington, built in 2008. In its 2025 Seattle benchmarking disclosure it reported a site energy-use intensity of 153.3 kBtu/ft² and 382 tCO₂e of greenhouse-gas emissions.
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 153.3 kBtu/ft² |
| Source EUI | 384.5 kBtu/ft² |
| GHG emissions | 382 tCO₂e |
| GHG intensity | 2.0 kgCO₂e/ft² |
| Electricity | 7,010,484 kWh |
| Natural gas | 47,830 therms |
| Gross floor area | 287,224 sq ft |
| Source record | seattle:742:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 153.3 kBtu/ft² | 382 tCO₂e | |
| 2024 | — | 147.1 kBtu/ft² | 370 tCO₂e | |
| 2023 | — | 138.9 kBtu/ft² | 335 tCO₂e | |
| 2022 | — | 140.5 kBtu/ft² | 351 tCO₂e | |
| 2021 | — | 139.6 kBtu/ft² | 368 tCO₂e | |
| 2020 | — | 160.6 kBtu/ft² | 346 tCO₂e | |
| 2019 | — | 157.7 kBtu/ft² | 317 tCO₂e | |
| 2018 | — | 148.2 kBtu/ft² | 283 tCO₂e | |
| 2017 | — | 144.2 kBtu/ft² | 290 tCO₂e | |
| 2016 | — | 139.9 kBtu/ft² | 294 tCO₂e | |
| 2015 | — | 132.9 kBtu/ft² | 269 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
- 1100 EASTLAKE AVE E
- City
- Seattle
- State
- Washington
- ZIP
- 98109
- Coordinates
- 47.62890, -122.32877
Within ~1 km
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See also: most efficient in Seattle · biggest emitters
How does 1100 Eastlake - (2013) compare with other mixed use property buildings in Seattle?
The latest disclosures cover 157 mixed use property buildings in Seattle, out of 3,871 buildings citywide. Its site EUI of 153.3 kBtu/ft² is about 123% above the average of 68.7 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 2.0 kgCO₂e/ft² is about 46% above the group average of 1.4 kgCO₂e/ft².
At 287,224 sq ft, it is about 74% above the average floor area of 165,352 sq ft for those buildings. It was built in 2008, 40 years later than the group's average year built (1968). Across all 24 jurisdictions BuildingCensus covers, the 1,212 mixed use property buildings average an ENERGY STAR score of 69 and a site EUI of 79.8 kBtu/ft².
How has 1100 Eastlake - (2013)'s energy performance changed over time?
BuildingCensus holds 11 Seattle disclosures for 1100 Eastlake - (2013), covering report years 2015–2025. Site EUI moved from 132.9 kBtu/ft² (2015) to 153.3 kBtu/ft² (2025), an 15% increase. Reported emissions went from 269 tCO₂e to 382 tCO₂e over the same span (up 42%).
What does a site EUI of 153.3 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. 1100 Eastlake - (2013)'s 153.3 kBtu/ft² across 287,224 sq ft works out to about 44 billion Btu (12,904 MWh-equivalent) in 2025. Its source EUI of 384.5 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 7,010,484 kWh of electricity and 47,830 therms of natural gas for the year.
Which law requires 1100 Eastlake - (2013) to report its energy use?
1100 Eastlake - (2013) 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:742:2025). 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 mixed use property buildings in Seattle
- Stadium Innovation Center· 286,000 sq ft · EUI 79.2 kBtu/ft²
- Market Place One & Two· 281,435 sq ft · score 91 (A)
- Seattle Art Museum· 280,230 sq ft · EUI 71.9 kBtu/ft²
- Port Of Seattle- Fisherman's Terminal (Campus)· 275,701 sq ft · EUI 119.7 kBtu/ft²
- Thompson Seattle Hotel + Sequel Apts· 253,664 sq ft
- 645 Elliott - North Building· 242,686 sq ft · EUI 71.3 kBtu/ft²
- Mixed Use Property buildings in Seattle· 157 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 1100 Eastlake - (2013)'s energy grade?
1100 Eastlake - (2013) did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 153.3 kBtu/ft².
How much energy does 1100 Eastlake - (2013) use?
Its 2025 site energy-use intensity was 153.3 kBtu/ft² (384.5 kBtu/ft² source) across 287,224 sq ft, including 7,010,484 kWh of electricity and 47,830 therms of natural gas.
What are 1100 Eastlake - (2013)'s carbon emissions?
1100 Eastlake - (2013) reported 382 tCO₂e of greenhouse-gas emissions (2.0 kgCO₂e/ft²) for 2025.
Where is 1100 Eastlake - (2013)?
1100 Eastlake - (2013) is at 1100 EASTLAKE AVE E, in Seattle, Washington 98109. Its coordinates are 47.62890, -122.32877 (latitude, longitude), as published in the Building Energy Benchmarking file.
How big is 1100 Eastlake - (2013) and when was it built?
1100 Eastlake - (2013) has 287,224 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 2008 as its year built. It is classed as mixed use property.
Is 1100 Eastlake - (2013) 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, “1100 Eastlake - (2013), Seattle, Washington — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/seattle/1100-eastlake-2013-aa5bd047 (data as of October 2, 2026).