BuildingCensus
A

ALEXAN 100

Multifamily MR (5-9) in Seattle, WA · 100 DENNY WAY · 98109

ENERGY STAR score
92
band A · 2024
Site EUI
31.4
kBtu/ft²
GHG emissions
43
tCO₂e
GHG intensity
0.3
kgCO₂e/ft²
Floor area
182,411
sq ft
Year built
2018
vintage
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85–10070–8455–691–54
This entry + 6 nearby

Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score92 (band A)
Site EUI31.4 kBtu/ft²
Source EUI82.4 kBtu/ft²
GHG emissions43 tCO₂e
GHG intensity0.3 kgCO₂e/ft²
Electricity1,080,154 kWh
Natural gas3,992 therms
Gross floor area182,411 sq ft
Source recordseattle:50692:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest92-131.4 kBtu/ft²43 tCO₂e
202393-231.5 kBtu/ft²44 tCO₂e
202295-130.7 kBtu/ft²48 tCO₂e
20219629.4 kBtu/ft²44 tCO₂e
202027.9 kBtu/ft²40 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.

Program details →

Ownership

No owner listed in the disclosure.

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Location

Address
100 DENNY WAY
State
Washington
ZIP
98109
Coordinates
47.61875, -122.35523

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Seattle · biggest emitters

Frequently asked questions

What is ALEXAN 100's energy grade?

ALEXAN 100 scores 92 out of 100 on ENERGY STAR — band A (High performer (85–100)) — in its 2024 Seattle disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does ALEXAN 100 use?

Its 2024 site energy-use intensity was 31.4 kBtu/ft² (82.4 kBtu/ft² source) across 182,411 sq ft, including 1,080,154 kWh of electricity and 3,992 therms of natural gas.

What are ALEXAN 100's carbon emissions?

ALEXAN 100 reported 43 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:50692:2024.