WESTROY APTS
Multifamily MR (5-9) in Seattle, WA · 421 W ROY ST · 98119
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 61 (band C) |
| Site EUI | 42.8 kBtu/ft² |
| Source EUI | 90.5 kBtu/ft² |
| GHG emissions | 27 tCO₂e |
| GHG intensity | 1.0 kgCO₂e/ft² |
| Electricity | 197,115 kWh |
| Natural gas | 4,331 therms |
| Gross floor area | 31,040 sq ft |
| Source record | seattle:23435:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 61 | +15 | 42.8 kBtu/ft² | 27 tCO₂e |
| 2023 | 46 | +42 | 43.0 kBtu/ft² | 21 tCO₂e |
| 2022 | 4 | -70 | 57.8 kBtu/ft² | 13 tCO₂e |
| 2021 | 74 | -16 | 29.8 kBtu/ft² | 5 tCO₂e |
| 2020 | 90 | -3 | 23.9 kBtu/ft² | 4 tCO₂e |
| 2019 | 93 | -3 | 25.1 kBtu/ft² | 4 tCO₂e |
| 2018 | 96 | +4 | 25.0 kBtu/ft² | 4 tCO₂e |
| 2017 | 92 | -1 | 27.3 kBtu/ft² | 4 tCO₂e |
| 2016 | 93 | ±0 | 24.9 kBtu/ft² | 4 tCO₂e |
| 2015 | 93 | 25.3 kBtu/ft² | 4 tCO₂e |
Compliance context
Seattle Energy Benchmarking Ordinance (SMC 22.920)
Seattle's Building Emissions Performance Standard (2023) sets declining carbon targets for buildings over 20,000 sq ft, with penalties for non-compliance beginning in the 2030s.
Ownership
No owner listed in the disclosure.
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Location
- Address
- 421 W ROY ST
- City
- Seattle
- State
- Washington
- ZIP
- 98119
- Coordinates
- 47.62563, -122.36297
Within ~1 km
Nearby benchmarked buildings
- 635 ELLIOTT - SOUTH BUILDINGscore 65
Office · 291,176 sq ft
- AVALON QUEEN ANNEscore 99
Multifamily MR (5-9) · 290,520 sq ft
- 3131 ELLIOTT BLDGscore 72
Office · 277,486 sq ft
- ELLIOTT BAY OFFICE PARKscore 97
Office · 275,734 sq ft
- ASTRO APARTMENTSscore 96
Multifamily MR (5-9) · 260,051 sq ft
- 645 ELLIOTT - NORTH BUILDINGscore 59
Mixed Use Property · 242,686 sq ft
See also: most efficient in Seattle · biggest emitters
Frequently asked questions
What is WESTROY APTS's energy grade?
WESTROY APTS scores 61 out of 100 on ENERGY STAR — band C (Below median (55–69)) — in its 2024 Seattle disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does WESTROY APTS use?
Its 2024 site energy-use intensity was 42.8 kBtu/ft² (90.5 kBtu/ft² source) across 31,040 sq ft, including 197,115 kWh of electricity and 4,331 therms of natural gas.
What are WESTROY APTS's carbon emissions?
WESTROY APTS reported 27 tCO₂e of greenhouse-gas emissions (1.0 kgCO₂e/ft²) for 2024. Seattle's Building Emissions Performance Standard (2023) sets declining carbon targets for buildings over 20,000 sq ft, with penalties for non-compliance beginning in the 2030s.
Dataset updated . Source: Building Energy Benchmarking disclosure, record seattle:23435:2024.