1806 23rd Ave Microhousing
Multifamily Housing in Seattle, WA · 1806 23RD AVE · 98122
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 100 (band A) |
| Site EUI | 38.2 kBtu/ft² |
| Source EUI | 82.9 kBtu/ft² |
| GHG emissions | 18 tCO₂e |
| GHG intensity | 0.9 kgCO₂e/ft² |
| Electricity | 144,819 kWh |
| Natural gas | 2,800 therms |
| Gross floor area | 20,246 sq ft |
| Source record | seattle:50098:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | 100 | 38.2 kBtu/ft² | 18 tCO₂e | |
| 2024 | — | — | — | |
| 2023 | 97 | -1 | 33.1 kBtu/ft² | 13 tCO₂e |
| 2022 | 98 | +1 | 33.2 kBtu/ft² | 13 tCO₂e |
| 2021 | 97 | +3 | 35.8 kBtu/ft² | 16 tCO₂e |
| 2020 | 94 | +4 | 37.8 kBtu/ft² | 17 tCO₂e |
| 2019 | 90 | 42.0 kBtu/ft² | 20 tCO₂e | |
| 2018 | — | 45.2 kBtu/ft² | 18 tCO₂e | |
| 2017 | — | 47.8 kBtu/ft² | 18 tCO₂e | |
| 2016 | 99 | 44.7 kBtu/ft² | 18 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
- 1806 23RD AVE
- City
- Seattle
- State
- Washington
- ZIP
- 98122
- Coordinates
- 47.61791, -122.30230
Within ~1 km
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See also: most efficient in Seattle · biggest emitters
Frequently asked questions
What is 1806 23rd Ave Microhousing's energy grade?
1806 23rd Ave Microhousing scores 100 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 1806 23rd Ave Microhousing use?
Its 2025 site energy-use intensity was 38.2 kBtu/ft² (82.9 kBtu/ft² source) across 20,246 sq ft, including 144,819 kWh of electricity and 2,800 therms of natural gas.
What are 1806 23rd Ave Microhousing's carbon emissions?
1806 23rd Ave Microhousing reported 18 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:50098:2025.