Phi Delta Theta
Residence Hall/Dormitory in Seattle, WA · 2111 NE 47TH ST · 98105
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 97 (band A) |
| Site EUI | 19.7 kBtu/ft² |
| Source EUI | 55.2 kBtu/ft² |
| GHG emissions | 2 tCO₂e |
| GHG intensity | 0.1 kgCO₂e/ft² |
| Electricity | 124,234 kWh |
| Gross floor area | 21,499 sq ft |
| Source record | seattle:20029:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | 97 | +1 | 19.7 kBtu/ft² | 2 tCO₂e |
| 2024 | 96 | +9 | 20.8 kBtu/ft² | 3 tCO₂e |
| 2023 | 87 | -5 | 30.2 kBtu/ft² | 4 tCO₂e |
| 2022 | 92 | -3 | 26.3 kBtu/ft² | 3 tCO₂e |
| 2021 | 95 | -2 | 22.3 kBtu/ft² | 3 tCO₂e |
| 2020 | 97 | +3 | 18.7 kBtu/ft² | 2 tCO₂e |
| 2019 | 94 | +2 | 22.8 kBtu/ft² | 3 tCO₂e |
| 2018 | 92 | +1 | 23.6 kBtu/ft² | 3 tCO₂e |
| 2017 | 91 | +6 | 25.0 kBtu/ft² | 3 tCO₂e |
| 2016 | 85 | -6 | 28.1 kBtu/ft² | 4 tCO₂e |
| 2015 | 91 | 22.1 kBtu/ft² | 3 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
- 2111 NE 47TH ST
- City
- Seattle
- State
- Washington
- ZIP
- 98105
- Coordinates
- 47.66282, -122.30500
Within ~1 km
Nearby benchmarked buildings
College/University · 15,216,474 sq ft
- Trailside - Student Housingscore —
Multifamily Housing · 448,353 sq ft
Parking · 361,398 sq ft
- Arista Residencesscore 99
Multifamily Housing · 333,773 sq ft
- Nordheim Court (Uw Housing)score 98
Multifamily Housing · 321,333 sq ft
Parking · 305,025 sq ft
See also: most efficient in Seattle · biggest emitters
Frequently asked questions
What is Phi Delta Theta's energy grade?
Phi Delta Theta scores 97 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 Phi Delta Theta use?
Its 2025 site energy-use intensity was 19.7 kBtu/ft² (55.2 kBtu/ft² source) across 21,499 sq ft, including 124,234 kWh of electricity.
What are Phi Delta Theta's carbon emissions?
Phi Delta Theta reported 2 tCO₂e of greenhouse-gas emissions (0.1 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:20029:2025.