100 On 6th
Multifamily Housing in Seattle, WA · 104 6TH AVE S · 98104
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 84 (band B) |
| Site EUI | 44.7 kBtu/ft² |
| Source EUI | 125.3 kBtu/ft² |
| GHG emissions | 5 tCO₂e |
| GHG intensity | 0.3 kgCO₂e/ft² |
| Electricity | 246,543 kWh |
| Gross floor area | 27,600 sq ft |
| Source record | seattle:26845:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | 84 | -1 | 44.7 kBtu/ft² | 5 tCO₂e |
| 2024 | 85 | +9 | 44.4 kBtu/ft² | 5 tCO₂e |
| 2023 | 76 | +4 | 49.0 kBtu/ft² | 5 tCO₂e |
| 2022 | 72 | -12 | 51.5 kBtu/ft² | 6 tCO₂e |
| 2021 | 84 | -2 | 45.7 kBtu/ft² | 5 tCO₂e |
| 2020 | 86 | -3 | 43.4 kBtu/ft² | 5 tCO₂e |
| 2019 | 89 | ±0 | 41.7 kBtu/ft² | 5 tCO₂e |
| 2018 | 89 | +12 | 41.8 kBtu/ft² | 5 tCO₂e |
| 2017 | 77 | +1 | 47.4 kBtu/ft² | 5 tCO₂e |
| 2016 | 76 | -18 | 45.3 kBtu/ft² | 5 tCO₂e |
| 2015 | 94 | 26.9 kBtu/ft² | 4 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.
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Location
- Address
- 104 6TH AVE S
- City
- Seattle
- State
- Washington
- ZIP
- 98104
- Coordinates
- 47.60145, -122.32610
Within ~1 km
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See also: most efficient in Seattle · biggest emitters
Frequently asked questions
What is 100 On 6th's energy grade?
100 On 6th scores 84 out of 100 on ENERGY STAR — band B (Above median (70–84)) — in its 2025 Seattle disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 100 On 6th use?
Its 2025 site energy-use intensity was 44.7 kBtu/ft² (125.3 kBtu/ft² source) across 27,600 sq ft, including 246,543 kWh of electricity.
What are 100 On 6th's carbon emissions?
100 On 6th reported 5 tCO₂e of greenhouse-gas emissions (0.3 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:26845:2025.