Washington Square
Multifamily Housing in Seattle, WA · 4504 16TH AVE NE · 98105
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 87 (band A) |
| Site EUI | 52.2 kBtu/ft² |
| Source EUI | 100.3 kBtu/ft² |
| GHG emissions | 55 tCO₂e |
| GHG intensity | 1.5 kgCO₂e/ft² |
| Electricity | 275,220 kWh |
| Natural gas | 9,448 therms |
| Gross floor area | 52,250 sq ft |
| Source record | seattle:26907:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | 87 | +1 | 52.2 kBtu/ft² | 55 tCO₂e |
| 2024 | 86 | -13 | 50.4 kBtu/ft² | 50 tCO₂e |
| 2023 | 99 | ±0 | 28.4 kBtu/ft² | 6 tCO₂e |
| 2022 | 99 | -1 | 28.1 kBtu/ft² | 6 tCO₂e |
| 2021 | 100 | ±0 | 22.7 kBtu/ft² | 5 tCO₂e |
| 2020 | 100 | +2 | 24.4 kBtu/ft² | 5 tCO₂e |
| 2019 | 98 | +2 | 29.2 kBtu/ft² | 6 tCO₂e |
| 2018 | 96 | -1 | 30.6 kBtu/ft² | 6 tCO₂e |
| 2017 | 97 | +2 | 30.2 kBtu/ft² | 6 tCO₂e |
| 2016 | 95 | +18 | 29.9 kBtu/ft² | 6 tCO₂e |
| 2015 | 77 | 30.8 kBtu/ft² | 6 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
- 4504 16TH AVE NE
- City
- Seattle
- State
- Washington
- ZIP
- 98105
- Coordinates
- 47.66152, -122.31046
Within ~1 km
Nearby benchmarked buildings
College/University · 15,216,474 sq ft
- The Standard At Seattlescore 100
Multifamily Housing · 612,844 sq ft
- Trailside - Student Housingscore —
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- Uw Tower Bldg Complexscore —
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- Chapter Building 1score 100
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See also: most efficient in Seattle · biggest emitters
Frequently asked questions
What is Washington Square's energy grade?
Washington Square scores 87 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 Washington Square use?
Its 2025 site energy-use intensity was 52.2 kBtu/ft² (100.3 kBtu/ft² source) across 52,250 sq ft, including 275,220 kWh of electricity and 9,448 therms of natural gas.
What are Washington Square's carbon emissions?
Washington Square reported 55 tCO₂e of greenhouse-gas emissions (1.5 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:26907:2025.