At a glance
Republican Building is a 176,532-square-foot office building at 501 EASTLAKE AVE E in Seattle, Washington, built in 2001.
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | — |
| Source EUI | — |
| GHG emissions | — |
| GHG intensity | — |
| Electricity | 2,412,369 kWh |
| Gross floor area | 176,532 sq ft |
| Source record | seattle:394:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | — | — | |
| 2024 | 47 | +1 | 86.1 kBtu/ft² | 62 tCO₂e |
| 2023 | 46 | -5 | 90.1 kBtu/ft² | 80 tCO₂e |
| 2022 | 51 | +5 | 85.3 kBtu/ft² | 75 tCO₂e |
| 2021 | 46 | -8 | 90.5 kBtu/ft² | 72 tCO₂e |
| 2020 | 54 | +11 | 84.6 kBtu/ft² | 67 tCO₂e |
| 2019 | 43 | ±0 | 96.3 kBtu/ft² | 106 tCO₂e |
| 2018 | 43 | -18 | 87.7 kBtu/ft² | 100 tCO₂e |
| 2017 | 61 | +1 | 60.1 kBtu/ft² | 36 tCO₂e |
| 2016 | 60 | +16 | 56.1 kBtu/ft² | 34 tCO₂e |
| 2015 | 44 | 65.2 kBtu/ft² | 39 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
- 501 EASTLAKE AVE E
- City
- Seattle
- State
- Washington
- ZIP
- 98109
- Coordinates
- 47.62333, -122.32960
Within ~1 km
Nearby benchmarked buildings
- Onni South Lake Unionscore 77
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- Troy Block (Amazon)score 88
Office · 1,261,155 sq ft
- 1918 Eighth Avescore 83
Office · 824,887 sq ft
- West 8thscore —
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- Mirabella Retirement Communityscore 97
Senior Living Community · 724,148 sq ft
- Kiarascore 99
Multifamily Housing · 664,970 sq ft
See also: most efficient in Seattle · biggest emitters
How does Republican Building compare with other office buildings in Seattle?
The latest disclosures cover 497 office buildings in Seattle, out of 3,871 buildings citywide.
At 176,532 sq ft, it is about 10% below the average floor area of 196,452 sq ft for those buildings. It was built in 2001, 36 years later than the group's average year built (1965). Across all 24 jurisdictions BuildingCensus covers, the 15,264 office buildings average an ENERGY STAR score of 73 and a site EUI of 59.3 kBtu/ft².
How has Republican Building's energy performance changed over time?
BuildingCensus holds 11 Seattle disclosures for Republican Building, covering report years 2015–2025. Its ENERGY STAR score went from 44 in 2015 to 47 in 2024 (+3 points); its best year on file was 2017, at 61. Site EUI moved from 65.2 kBtu/ft² (2015) to 86.1 kBtu/ft² (2024), an 32% increase. Reported emissions went from 39 tCO₂e to 62 tCO₂e over the same span (up 60%).
Which law requires Republican Building to report its energy use?
Republican Building 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:394:2025). 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 office buildings in Seattle
- Mercer/Yale Bldg - 1260 Mercer· 175,885 sq ft · score 98 (A)
- Second And Spring Building· 172,842 sq ft · EUI 50.3 kBtu/ft²
- 35 Stone Office Building· 171,945 sq ft · score 88 (A)
- Active Voice Building (Formerly Sixth & Lenora)· 169,020 sq ft · score 87 (A)
- National Building· 167,860 sq ft · EUI 22.5 kBtu/ft²
- Colman Building· 166,975 sq ft · score 84 (B)
- Office buildings in Seattle· 497 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 Republican Building's energy grade?
Republican Building did not report an ENERGY STAR score in its 2025 disclosure.
How much energy does Republican Building use?
No energy-use intensity was reported for 2025.
What are Republican Building's carbon emissions?
No greenhouse-gas emissions figure was reported for 2025.
Where is Republican Building?
Republican Building is at 501 EASTLAKE AVE E, in Seattle, Washington 98109. Its coordinates are 47.62333, -122.32960 (latitude, longitude), as published in the Building Energy Benchmarking file.
How big is Republican Building and when was it built?
Republican Building has 176,532 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 2001 as its year built. It is classed as office.
Is Republican Building 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, “Republican Building, Seattle, Washington — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/seattle/republican-building-6cd8071b (data as of October 2, 2026).