BuildingCensus
A

1111 3rd Ave Building

Office in Seattle, WA · 1111 3RD AVE · 98101

ENERGY STAR score
85
band A · 2025
Site EUI
33.1
kBtu/ft²
GHG emissions
128
tCO₂e
GHG intensity
0.2
kgCO₂e/ft²
Floor area
776,762
sq ft
Year built
1980
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 score85 (band A)
Site EUI33.1 kBtu/ft²
Source EUI91.7 kBtu/ft²
GHG emissions128 tCO₂e
GHG intensity0.2 kgCO₂e/ft²
Electricity5,788,836 kWh
Natural gas2,826 therms
Gross floor area776,762 sq ft
Source recordseattle:351:2025

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2025latest85+533.1 kBtu/ft²128 tCO₂e
202480+236.9 kBtu/ft²143 tCO₂e
202378+238.4 kBtu/ft²147 tCO₂e
202276-542.4 kBtu/ft²165 tCO₂e
202181+340.3 kBtu/ft²153 tCO₂e
202078-245.3 kBtu/ft²162 tCO₂e
201980+253.4 kBtu/ft²192 tCO₂e
201878-955.0 kBtu/ft²203 tCO₂e
201787+654.9 kBtu/ft²210 tCO₂e
201681+453.7 kBtu/ft²193 tCO₂e
20157749.7 kBtu/ft²182 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
1111 3RD AVE
State
Washington
ZIP
98101
Coordinates
47.60655, -122.33533

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Seattle · biggest emitters

Frequently asked questions

What is 1111 3rd Ave Building's energy grade?

1111 3rd Ave Building scores 85 out of 100 on ENERGY STAR — band A (High performer (85–100)) — in its 2025 Seattle disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does 1111 3rd Ave Building use?

Its 2025 site energy-use intensity was 33.1 kBtu/ft² (91.7 kBtu/ft² source) across 776,762 sq ft, including 5,788,836 kWh of electricity and 2,826 therms of natural gas.

What are 1111 3rd Ave Building's carbon emissions?

1111 3rd Ave Building reported 128 tCO₂e of greenhouse-gas emissions (0.2 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:351:2025.