THE CENTURY HOUSE
Multifamily LR (1-4) in Seattle, WA · 1701 23RD AVE S · 98144
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 31 (band D) |
| Site EUI | 45.8 kBtu/ft² |
| Source EUI | 128.4 kBtu/ft² |
| GHG emissions | 16 tCO₂e |
| GHG intensity | 0.3 kgCO₂e/ft² |
| Electricity | 785,807 kWh |
| Gross floor area | 58,485 sq ft |
| Source record | seattle:20021:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 31 | -4 | 45.8 kBtu/ft² | 16 tCO₂e |
| 2023 | 35 | +3 | 45.3 kBtu/ft² | 15 tCO₂e |
| 2022 | 32 | +2 | 47.3 kBtu/ft² | 16 tCO₂e |
| 2021 | 30 | -8 | 47.2 kBtu/ft² | 16 tCO₂e |
| 2020 | 38 | -1 | 43.3 kBtu/ft² | 15 tCO₂e |
| 2019 | 39 | -1 | 43.3 kBtu/ft² | 15 tCO₂e |
| 2018 | 40 | +10 | 42.7 kBtu/ft² | 15 tCO₂e |
| 2017 | 30 | -6 | 45.4 kBtu/ft² | 15 tCO₂e |
| 2016 | 36 | +2 | 40.4 kBtu/ft² | 14 tCO₂e |
| 2015 | 34 | 41.1 kBtu/ft² | 14 tCO₂e |
Compliance context
Seattle Energy Benchmarking Ordinance (SMC 22.920)
Seattle's Building Emissions Performance Standard (2023) sets declining carbon targets for buildings over 20,000 sq ft, with penalties for non-compliance beginning in the 2030s.
Ownership
No owner listed in the disclosure.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 1701 23RD AVE S
- City
- Seattle
- State
- Washington
- ZIP
- 98144
- Coordinates
- 47.58817, -122.30291
Within ~1 km
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- PONTEDERA CONDOMINIUMSscore 100
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See also: most efficient in Seattle · biggest emitters
Frequently asked questions
What is THE CENTURY HOUSE's energy grade?
THE CENTURY HOUSE scores 31 out of 100 on ENERGY STAR — band D (Lowest band (1–54)) — in its 2024 Seattle disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does THE CENTURY HOUSE use?
Its 2024 site energy-use intensity was 45.8 kBtu/ft² (128.4 kBtu/ft² source) across 58,485 sq ft, including 785,807 kWh of electricity.
What are THE CENTURY HOUSE's carbon emissions?
THE CENTURY HOUSE reported 16 tCO₂e of greenhouse-gas emissions (0.3 kgCO₂e/ft²) for 2024. Seattle's Building Emissions Performance Standard (2023) sets declining carbon targets for buildings over 20,000 sq ft, with penalties for non-compliance beginning in the 2030s.
Dataset updated . Source: Building Energy Benchmarking disclosure, record seattle:20021:2024.