HOMBORNESS CONDOMINIUM
Multifamily LR (1-4) in Seattle, WA · 321 BOYLSTON AVE E · 98102
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 46 (band D) |
| Site EUI | 65.2 kBtu/ft² |
| Source EUI | 95.1 kBtu/ft² |
| GHG emissions | 67 tCO₂e |
| GHG intensity | 3.2 kgCO₂e/ft² |
| Electricity | 108,454 kWh |
| Natural gas | 12,187 therms |
| Gross floor area | 20,832 sq ft |
| Source record | seattle:24156:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 46 | -14 | 65.2 kBtu/ft² | 67 tCO₂e |
| 2023 | 60 | 62.4 kBtu/ft² | 66 tCO₂e | |
| 2022 | — | — | 2 tCO₂e | |
| 2021 | — | — | — | |
| 2020 | 51 | +2 | 82.8 kBtu/ft² | 78 tCO₂e |
| 2019 | 49 | +3 | 85.9 kBtu/ft² | 82 tCO₂e |
| 2018 | 46 | -1 | 86.8 kBtu/ft² | 83 tCO₂e |
| 2017 | 47 | +13 | 91.4 kBtu/ft² | 86 tCO₂e |
| 2016 | 34 | +2 | 78.4 kBtu/ft² | 71 tCO₂e |
| 2015 | 32 | 78.9 kBtu/ft² | 71 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
- 321 BOYLSTON AVE E
- City
- Seattle
- State
- Washington
- ZIP
- 98102
- Coordinates
- 47.62177, -122.32338
Within ~1 km
Nearby benchmarked buildings
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See also: most efficient in Seattle · biggest emitters
Frequently asked questions
What is HOMBORNESS CONDOMINIUM's energy grade?
HOMBORNESS CONDOMINIUM scores 46 out of 100 on ENERGY STAR — band D (Lowest band (1–54)) — in its 2024 Seattle disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does HOMBORNESS CONDOMINIUM use?
Its 2024 site energy-use intensity was 65.2 kBtu/ft² (95.1 kBtu/ft² source) across 20,832 sq ft, including 108,454 kWh of electricity and 12,187 therms of natural gas.
What are HOMBORNESS CONDOMINIUM's carbon emissions?
HOMBORNESS CONDOMINIUM reported 67 tCO₂e of greenhouse-gas emissions (3.2 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:24156:2024.