Immaculate Conception Church
Worship Facility in Seattle, WA · 800 18TH AVE · 98122
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 39 (band D) |
| Site EUI | 42.9 kBtu/ft² |
| Source EUI | 58.1 kBtu/ft² |
| GHG emissions | 51 tCO₂e |
| GHG intensity | 1.9 kgCO₂e/ft² |
| Electricity | 58,133 kWh |
| Natural gas | 9,399 therms |
| Gross floor area | 26,560 sq ft |
| Source record | seattle:22078:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | 39 | -16 | 42.9 kBtu/ft² | 51 tCO₂e |
| 2024 | 55 | 29.8 kBtu/ft² | 32 tCO₂e | |
| 2023 | — | — | 1 tCO₂e | |
| 2022 | — | — | 1 tCO₂e | |
| 2021 | 42 | +1 | 39.4 kBtu/ft² | 46 tCO₂e |
| 2020 | 41 | +18 | 38.1 kBtu/ft² | 44 tCO₂e |
| 2019 | 23 | +9 | 52.3 kBtu/ft² | 61 tCO₂e |
| 2018 | 14 | +11 | 57.6 kBtu/ft² | 61 tCO₂e |
| 2017 | 3 | +2 | 66.9 kBtu/ft² | 67 tCO₂e |
| 2016 | 1 | ±0 | 65.9 kBtu/ft² | 64 tCO₂e |
| 2015 | 1 | 73.1 kBtu/ft² | 76 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
- 800 18TH AVE
- City
- Seattle
- State
- Washington
- ZIP
- 98122
- Coordinates
- 47.60962, -122.30850
Within ~1 km
Nearby benchmarked buildings
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See also: most efficient in Seattle · biggest emitters
Frequently asked questions
What is Immaculate Conception Church's energy grade?
Immaculate Conception Church scores 39 out of 100 on ENERGY STAR — band D (Lowest band (1–54)) — in its 2025 Seattle disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Immaculate Conception Church use?
Its 2025 site energy-use intensity was 42.9 kBtu/ft² (58.1 kBtu/ft² source) across 26,560 sq ft, including 58,133 kWh of electricity and 9,399 therms of natural gas.
What are Immaculate Conception Church's carbon emissions?
Immaculate Conception Church reported 51 tCO₂e of greenhouse-gas emissions (1.9 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:22078:2025.