N F Corporation-1415 Nw 52nd
Fitness Center/Health Club/Gym in Seattle, WA · 1415 NW 52ND ST · 98107
At a glance
N F Corporation-1415 Nw 52nd is a 36,700-square-foot fitness center/health club/gym at 1415 NW 52ND ST in Seattle, Washington, built in 1961. In its 2025 Seattle benchmarking disclosure it reported a site energy-use intensity of 46.5 kBtu/ft² and 67 tCO₂e of greenhouse-gas emissions.
Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 46.5 kBtu/ft² |
| Source EUI | 68.7 kBtu/ft² |
| GHG emissions | 67 tCO₂e |
| GHG intensity | 1.8 kgCO₂e/ft² |
| Electricity | 122,388 kWh |
| Natural gas | 12,931 therms |
| Gross floor area | 36,700 sq ft |
| Source record | seattle:22252:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 46.5 kBtu/ft² | 67 tCO₂e | |
| 2024 | — | 49.0 kBtu/ft² | 76 tCO₂e | |
| 2023 | — | 43.3 kBtu/ft² | 65 tCO₂e | |
| 2022 | — | 58.9 kBtu/ft² | 96 tCO₂e | |
| 2021 | — | 55.2 kBtu/ft² | 88 tCO₂e | |
| 2020 | — | 37.7 kBtu/ft² | 57 tCO₂e | |
| 2019 | — | 44.6 kBtu/ft² | 60 tCO₂e | |
| 2018 | — | 41.2 kBtu/ft² | 50 tCO₂e | |
| 2017 | — | 44.5 kBtu/ft² | 56 tCO₂e | |
| 2016 | — | 38.5 kBtu/ft² | 45 tCO₂e | |
| 2015 | — | 32.9 kBtu/ft² | 39 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
- 1415 NW 52ND ST
- City
- Seattle
- State
- Washington
- ZIP
- 98107
- Coordinates
- 47.66621, -122.37502
Within ~1 km
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See also: most efficient in Seattle · biggest emitters
How does N F Corporation-1415 Nw 52nd compare with other fitness center/health club/gym buildings in Seattle?
The latest disclosures cover 9 fitness center/health club/gym buildings in Seattle, out of 3,871 buildings citywide. Its site EUI of 46.5 kBtu/ft² is about 33% below the average of 69.3 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 1.8 kgCO₂e/ft² is about 14% below the group average of 2.1 kgCO₂e/ft².
At 36,700 sq ft, it is about 30% below the average floor area of 52,695 sq ft for those buildings. It was built in 1961, 12 years earlier than the group's average year built (1973). Across all 24 jurisdictions BuildingCensus covers, the 399 fitness center/health club/gym buildings average an ENERGY STAR score of 89 and a site EUI of 112.4 kBtu/ft².
How has N F Corporation-1415 Nw 52nd's energy performance changed over time?
BuildingCensus holds 11 Seattle disclosures for N F Corporation-1415 Nw 52nd, covering report years 2015–2025. Site EUI moved from 32.9 kBtu/ft² (2015) to 46.5 kBtu/ft² (2025), an 41% increase. Reported emissions went from 39 tCO₂e to 67 tCO₂e over the same span (up 71%).
What does a site EUI of 46.5 kBtu/ft² mean?
Site energy-use intensity (EUI) is the energy a building uses on site in a year divided by its floor area, in thousand Btu per square foot — lower is more efficient. N F Corporation-1415 Nw 52nd's 46.5 kBtu/ft² across 36,700 sq ft works out to about 1.7 billion Btu (500 MWh-equivalent) in 2025. Its source EUI of 68.7 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 122,388 kWh of electricity and 12,931 therms of natural gas for the year.
Which law requires N F Corporation-1415 Nw 52nd to report its energy use?
N F Corporation-1415 Nw 52nd reports under the Seattle Energy Benchmarking Ordinance (SMC 22.920), the legal basis of Seattle's Building Energy Benchmarking program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2025 disclosure (source record seattle:22252:2025). 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.
More fitness center/health club/gym buildings in Seattle
- Health Club· 25,406 sq ft · EUI 52.4 kBtu/ft²
- SEATTLE BOULDERING PROJECT· 18,481 sq ft · EUI 27.3 kBtu/ft²
- All Seattle benchmarked buildings· Seattle Energy Benchmarking Ordinance (SMC 22.920)
- Most efficient large buildings in Seattle
- Least efficient large buildings in Seattle
- Biggest emitters in Seattle
Frequently asked questions
What is N F Corporation-1415 Nw 52nd's energy grade?
N F Corporation-1415 Nw 52nd did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 46.5 kBtu/ft².
How much energy does N F Corporation-1415 Nw 52nd use?
Its 2025 site energy-use intensity was 46.5 kBtu/ft² (68.7 kBtu/ft² source) across 36,700 sq ft, including 122,388 kWh of electricity and 12,931 therms of natural gas.
What are N F Corporation-1415 Nw 52nd's carbon emissions?
N F Corporation-1415 Nw 52nd reported 67 tCO₂e of greenhouse-gas emissions (1.8 kgCO₂e/ft²) for 2025.
Where is N F Corporation-1415 Nw 52nd?
N F Corporation-1415 Nw 52nd is at 1415 NW 52ND ST, in Seattle, Washington 98107. Its coordinates are 47.66621, -122.37502 (latitude, longitude), as published in the Building Energy Benchmarking file.
How big is N F Corporation-1415 Nw 52nd and when was it built?
N F Corporation-1415 Nw 52nd has 36,700 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 1961 as its year built. It is classed as fitness center/health club/gym.
Is N F Corporation-1415 Nw 52nd covered by the Seattle Energy Benchmarking Ordinance (SMC 22.920)?
Yes — it appears in the 2025 Building Energy Benchmarking disclosure, which lists the buildings reporting under the Seattle Energy Benchmarking Ordinance (SMC 22.920).
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About this data
Source: Building Energy Benchmarking (Seattle Energy Benchmarking Ordinance (SMC 22.920)), as published October 2, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “N F Corporation-1415 Nw 52nd, Seattle, Washington — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/seattle/n-f-corporation-1415-nw-52nd-7f2ebedd (data as of October 2, 2026).