BuildingCensus
B

Lakeside Building- Paul Allen Athletic Center

K-12 School in Seattle, WA · 14050 1ST AVE NE · 98125

At a glance

Lakeside Building- Paul Allen Athletic Center is a 63,500-square-foot K-12 school at 14050 1ST AVE NE in Seattle, Washington, built in 2014. In its 2025 Seattle benchmarking disclosure it reported an ENERGY STAR score of 72 out of 100 (grade B), a site energy-use intensity of 34.2 kBtu/ft² and 52 tCO₂e of greenhouse-gas emissions. That score is higher than 39% of the 152 scored K-12 school buildings in Seattle.

ENERGY STAR score
72
band B · 2025
Site EUI
34.2
kBtu/ft²
GHG emissions
52
tCO₂e
GHG intensity
0.8
kgCO₂e/ft²
Floor area
63,500
sq ft
Year built
2014
vintage
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85–10070–8455–691–54
This entry + 3 nearby

Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2025

Benchmarking record

FieldValue
ENERGY STAR score72 (band B)
Site EUI34.2 kBtu/ft²
Source EUI71.5 kBtu/ft²
GHG emissions52 tCO₂e
GHG intensity0.8 kgCO₂e/ft²
Electricity378,444 kWh
Natural gas8,782 therms
Gross floor area63,500 sq ft
Source recordseattle:49850:2025

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2025latest72-734.2 kBtu/ft²52 tCO₂e
202479+330.9 kBtu/ft²49 tCO₂e
202376+933.5 kBtu/ft²56 tCO₂e
202267-1042.1 kBtu/ft²84 tCO₂e
202177-1235.0 kBtu/ft²64 tCO₂e
202089+4325.5 kBtu/ft²42 tCO₂e
201946-742.4 kBtu/ft²45 tCO₂e
201853-2237.5 kBtu/ft²36 tCO₂e
201775-733.8 kBtu/ft²46 tCO₂e
201682+1026.2 kBtu/ft²21 tCO₂e
20157234.7 kBtu/ft²49 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.

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Ownership

No owning organisation shown. Names of private individuals in the disclosure are not published here.

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Location

Address
14050 1ST AVE NE
State
Washington
ZIP
98125
Coordinates
47.73188, -122.32732

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Seattle · biggest emitters

How does Lakeside Building- Paul Allen Athletic Center compare with other K-12 school buildings in Seattle?

The latest disclosures cover 153 K-12 school buildings in Seattle, out of 3,871 buildings citywide. Lakeside Building- Paul Allen Athletic Center's ENERGY STAR score of 72 compares with an average of 71 across the 152 that report a score; it scores higher than 39% of them and lower than 60%. Its site EUI of 34.2 kBtu/ft² is about 11% below the average of 38.3 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 0.8 kgCO₂e/ft² is about 26% below the group average of 1.1 kgCO₂e/ft².

At 63,500 sq ft, it is about 20% below the average floor area of 79,329 sq ft for those buildings. It was built in 2014, 44 years later than the group's average year built (1970). Across all 24 jurisdictions BuildingCensus covers, the 6,548 K-12 school buildings average an ENERGY STAR score of 64 and a site EUI of 52.7 kBtu/ft².

How has Lakeside Building- Paul Allen Athletic Center's energy performance changed over time?

BuildingCensus holds 11 Seattle disclosures for Lakeside Building- Paul Allen Athletic Center, covering report years 2015–2025. Its ENERGY STAR score was 72 in both 2015 and 2025. Site EUI moved from 34.7 kBtu/ft² (2015) to 34.2 kBtu/ft² (2025), a 1% decrease. Reported emissions went from 49 tCO₂e to 52 tCO₂e over the same span (up 5%).

What does an ENERGY STAR score of 72 mean?

ENERGY STAR scores run from 1 to 100 and are computed by the EPA's Portfolio Manager as a percentile against similar buildings nationwide, adjusted for climate, size and use: a score of 72 means the building performs better than about 72% of its national peers. BuildingCensus bands the score into report-card grades; 72 falls in band B — above median (70–84). It sits 3 points below 75, the threshold for ENERGY STAR certification. In Seattle, 69% of scored buildings are at 75 or above.

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. Lakeside Building- Paul Allen Athletic Center's 34.2 kBtu/ft² across 63,500 sq ft works out to about 2.2 billion Btu (636 MWh-equivalent) in 2025. Its source EUI of 71.5 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 378,444 kWh of electricity and 8,782 therms of natural gas for the year.

Which law requires Lakeside Building- Paul Allen Athletic Center to report its energy use?

Lakeside Building- Paul Allen Athletic Center 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:49850:2025). 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 K-12 school buildings in Seattle

Frequently asked questions

What is Lakeside Building- Paul Allen Athletic Center's energy grade?

Lakeside Building- Paul Allen Athletic Center scores 72 out of 100 on ENERGY STAR — band B, above median (70–84) — in its 2025 Seattle disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does Lakeside Building- Paul Allen Athletic Center use?

Its 2025 site energy-use intensity was 34.2 kBtu/ft² (71.5 kBtu/ft² source) across 63,500 sq ft, including 378,444 kWh of electricity and 8,782 therms of natural gas.

What are Lakeside Building- Paul Allen Athletic Center's carbon emissions?

Lakeside Building- Paul Allen Athletic Center reported 52 tCO₂e of greenhouse-gas emissions (0.8 kgCO₂e/ft²) for 2025.

Where is Lakeside Building- Paul Allen Athletic Center?

Lakeside Building- Paul Allen Athletic Center is at 14050 1ST AVE NE, in Seattle, Washington 98125. Its coordinates are 47.73188, -122.32732 (latitude, longitude), as published in the Building Energy Benchmarking file.

How big is Lakeside Building- Paul Allen Athletic Center and when was it built?

Lakeside Building- Paul Allen Athletic Center has 63,500 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 2014 as its year built. It is classed as K-12 school.

Is Lakeside Building- Paul Allen Athletic Center 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, “Lakeside Building- Paul Allen Athletic Center, Seattle, Washington — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/seattle/lakeside-building-paul-allen-athletic-center-c03f6f4e (data as of October 2, 2026).