Expo Apartments
Multifamily Housing in Seattle, WA · 118 REPUBLICAN ST · 98109
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 97 (band A) |
| Site EUI | 35.4 kBtu/ft² |
| Source EUI | 73.1 kBtu/ft² |
| GHG emissions | 243 tCO₂e |
| GHG intensity | 0.9 kgCO₂e/ft² |
| Electricity | 1,644,673 kWh |
| Natural gas | 40,398 therms |
| Gross floor area | 301,831 sq ft |
| Source record | seattle:21461:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | 97 | +12 | 35.4 kBtu/ft² | 243 tCO₂e |
| 2024 | 85 | -12 | 50.4 kBtu/ft² | 460 tCO₂e |
| 2023 | 97 | ±0 | 36.0 kBtu/ft² | 259 tCO₂e |
| 2022 | 97 | -3 | 36.8 kBtu/ft² | 259 tCO₂e |
| 2021 | 100 | ±0 | 24.4 kBtu/ft² | 233 tCO₂e |
| 2020 | 100 | ±0 | 29.1 kBtu/ft² | 217 tCO₂e |
| 2019 | 100 | ±0 | 31.3 kBtu/ft² | 233 tCO₂e |
| 2018 | 100 | ±0 | 30.1 kBtu/ft² | 220 tCO₂e |
| 2017 | 100 | ±0 | 31.1 kBtu/ft² | 221 tCO₂e |
| 2016 | 100 | ±0 | 32.8 kBtu/ft² | 238 tCO₂e |
| 2015 | 100 | 31.8 kBtu/ft² | 230 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
- 118 REPUBLICAN ST
- City
- Seattle
- State
- Washington
- ZIP
- 98109
- Coordinates
- 47.62361, -122.35455
Within ~1 km
Nearby benchmarked buildings
- Climate Pledge Arenascore —
Indoor Arena · 932,000 sq ft
Mixed Use Property · 524,610 sq ft
- Avalon Belltown Towersscore 72
Multifamily Housing · 397,034 sq ft
- Third And Broad Bldgscore 94
Office · 396,626 sq ft
- Armory - Seattle Centerscore —
Other · 396,085 sq ft
- The Centuryscore 95
Multifamily Housing · 336,003 sq ft
See also: most efficient in Seattle · biggest emitters
Frequently asked questions
What is Expo Apartments's energy grade?
Expo Apartments scores 97 out of 100 on ENERGY STAR — band A (High performer (85–100)) — in its 2025 Seattle disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Expo Apartments use?
Its 2025 site energy-use intensity was 35.4 kBtu/ft² (73.1 kBtu/ft² source) across 301,831 sq ft, including 1,644,673 kWh of electricity and 40,398 therms of natural gas.
What are Expo Apartments's carbon emissions?
Expo Apartments reported 243 tCO₂e of greenhouse-gas emissions (0.9 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:21461:2025.