Star Apts
Multifamily Housing in Seattle, WA · 170 11TH AVE · 98122
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 33 (band D) |
| Site EUI | 66.5 kBtu/ft² |
| Source EUI | 110.0 kBtu/ft² |
| GHG emissions | 55 tCO₂e |
| GHG intensity | 2.3 kgCO₂e/ft² |
| Electricity | 161,914 kWh |
| Natural gas | 10,469 therms |
| Gross floor area | 24,046 sq ft |
| Source record | seattle:21673:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | 33 | +11 | 66.5 kBtu/ft² | 55 tCO₂e |
| 2024 | 22 | -3 | 76.1 kBtu/ft² | 71 tCO₂e |
| 2023 | 25 | ±0 | 71.5 kBtu/ft² | 64 tCO₂e |
| 2022 | 25 | +16 | 76.0 kBtu/ft² | 70 tCO₂e |
| 2021 | 9 | -4 | 88.7 kBtu/ft² | 83 tCO₂e |
| 2020 | 13 | -4 | 79.6 kBtu/ft² | 73 tCO₂e |
| 2019 | 17 | -11 | 77.9 kBtu/ft² | 73 tCO₂e |
| 2018 | 28 | -15 | 64.0 kBtu/ft² | 53 tCO₂e |
| 2017 | 43 | +10 | 68.2 kBtu/ft² | 65 tCO₂e |
| 2016 | 33 | +10 | 63.2 kBtu/ft² | 56 tCO₂e |
| 2015 | 23 | 66.6 kBtu/ft² | 60 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
- 170 11TH AVE
- City
- Seattle
- State
- Washington
- ZIP
- 98122
- Coordinates
- 47.60334, -122.31774
Within ~1 km
Nearby benchmarked buildings
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See also: most efficient in Seattle · biggest emitters
Frequently asked questions
What is Star Apts's energy grade?
Star Apts scores 33 out of 100 on ENERGY STAR — band D (Lowest band (1–54)) — in its 2025 Seattle disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Star Apts use?
Its 2025 site energy-use intensity was 66.5 kBtu/ft² (110.0 kBtu/ft² source) across 24,046 sq ft, including 161,914 kWh of electricity and 10,469 therms of natural gas.
What are Star Apts's carbon emissions?
Star Apts reported 55 tCO₂e of greenhouse-gas emissions (2.3 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:21673:2025.