Harlow Heights
Multifamily Housing in Seattle, WA · 4351 15TH AVE S · 98108
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 98 (band A) |
| Site EUI | 17.5 kBtu/ft² |
| Source EUI | 49.1 kBtu/ft² |
| GHG emissions | 4 tCO₂e |
| GHG intensity | 0.1 kgCO₂e/ft² |
| Electricity | 180,493 kWh |
| Gross floor area | 43,262 sq ft |
| Source record | seattle:50338:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | 98 | ±0 | 17.5 kBtu/ft² | 4 tCO₂e |
| 2024 | 98 | ±0 | 17.8 kBtu/ft² | 4 tCO₂e |
| 2023 | 98 | +2 | 18.0 kBtu/ft² | 4 tCO₂e |
| 2022 | 96 | +1 | 19.9 kBtu/ft² | 4 tCO₂e |
| 2021 | 95 | ±0 | 20.0 kBtu/ft² | 4 tCO₂e |
| 2020 | 95 | -1 | 19.2 kBtu/ft² | 4 tCO₂e |
| 2019 | 96 | -4 | 20.0 kBtu/ft² | 4 tCO₂e |
| 2018 | 100 | 8.2 kBtu/ft² | 1 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
- 4351 15TH AVE S
- City
- Seattle
- State
- Washington
- ZIP
- 98108
- Coordinates
- 47.56382, -122.31386
Within ~1 km
Nearby benchmarked buildings
K-12 School · 50,546 sq ft
- 820 South Adams Buildingscore 49
Refrigerated Warehouse · 25,520 sq ft
See also: most efficient in Seattle · biggest emitters
Frequently asked questions
What is Harlow Heights's energy grade?
Harlow Heights scores 98 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 Harlow Heights use?
Its 2025 site energy-use intensity was 17.5 kBtu/ft² (49.1 kBtu/ft² source) across 43,262 sq ft, including 180,493 kWh of electricity.
What are Harlow Heights's carbon emissions?
Harlow Heights reported 4 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:50338:2025.