BuildingCensus
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Apex Belltown Condominium

Office in Seattle, WA · 2225 1ST AVE · 98121

ENERGY STAR score
—
not reported · 2025
Site EUI
29.3
kBtu/ft²
GHG emissions
33
tCO₂e
GHG intensity
1.1
kgCO₂e/ft²
Floor area
30,700
sq ft
Year built
1909
vintage
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85–10070–8455–691–54
This entry + 6 nearby

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

Benchmarking record

FieldValue
ENERGY STAR score—
Site EUI29.3 kBtu/ft²
Source EUI48.4 kBtu/ft²
GHG emissions33 tCO₂e
GHG intensity1.1 kgCO₂e/ft²
Electricity90,647 kWh
Natural gas5,915 therms
Gross floor area30,700 sq ft
Source recordseattle:19801:2025

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2025latest—29.3 kBtu/ft²33 tCO₂e
2024—32.8 kBtu/ft²38 tCO₂e
2023—28.6 kBtu/ft²30 tCO₂e
2022—30.0 kBtu/ft²29 tCO₂e
2021—30.6 kBtu/ft²31 tCO₂e
2020—19.1 kBtu/ft²—
2019—43.0 kBtu/ft²53 tCO₂e
2018—31.9 kBtu/ft²36 tCO₂e
2017——1 tCO₂e
2016———
2015—21.8 kBtu/ft²26 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.

Program details →

Ownership

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

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Location

Address
2225 1ST AVE
State
Washington
ZIP
98121
Coordinates
47.61294, -122.34638

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Seattle · biggest emitters

Frequently asked questions

What is Apex Belltown Condominium's energy grade?

Apex Belltown Condominium did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 29.3 kBtu/ft².

How much energy does Apex Belltown Condominium use?

Its 2025 site energy-use intensity was 29.3 kBtu/ft² (48.4 kBtu/ft² source) across 30,700 sq ft, including 90,647 kWh of electricity and 5,915 therms of natural gas.

What are Apex Belltown Condominium's carbon emissions?

Apex Belltown Condominium reported 33 tCO₂e of greenhouse-gas emissions (1.1 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.

Working with Seattle building benchmarking records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.

Dataset updated . Source: Building Energy Benchmarking disclosure, record seattle:19801:2025.