BuildingCensus
C

The 2100 Building

Office in Seattle, WA · 2100 24TH AVE S · 98144

ENERGY STAR score
55
band C · 2025
Site EUI
51.3
kBtu/ft²
GHG emissions
19
tCO₂e
GHG intensity
0.3
kgCO₂e/ft²
Floor area
99,433
sq ft
Year built
2003
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 score55 (band C)
Site EUI51.3 kBtu/ft²
Source EUI143.8 kBtu/ft²
GHG emissions19 tCO₂e
GHG intensity0.3 kgCO₂e/ft²
Electricity958,202 kWh
Gross floor area99,433 sq ft
Source recordseattle:121:2025

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2025latest55+1051.3 kBtu/ft²19 tCO₂e
202445+1457.7 kBtu/ft²21 tCO₂e
202331+968.2 kBtu/ft²25 tCO₂e
202222±077.2 kBtu/ft²29 tCO₂e
202122-777.0 kBtu/ft²28 tCO₂e
202029-2269.4 kBtu/ft²26 tCO₂e
201951-282.9 kBtu/ft²31 tCO₂e
201853+280.5 kBtu/ft²30 tCO₂e
201751-1278.2 kBtu/ft²29 tCO₂e
201663-876.9 kBtu/ft²28 tCO₂e
20157169.7 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.

Own or manage this building? Claim it to correct the record and get compliance alerts.

Location

Address
2100 24TH AVE S
State
Washington
ZIP
98144
Coordinates
47.58408, -122.30125

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Seattle · biggest emitters

Frequently asked questions

What is The 2100 Building's energy grade?

The 2100 Building scores 55 out of 100 on ENERGY STAR — band C (Below median (55–69)) — in its 2025 Seattle disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does The 2100 Building use?

Its 2025 site energy-use intensity was 51.3 kBtu/ft² (143.8 kBtu/ft² source) across 99,433 sq ft, including 958,202 kWh of electricity.

What are The 2100 Building's carbon emissions?

The 2100 Building reported 19 tCO₂e of greenhouse-gas emissions (0.3 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:121:2025.