BuildingCensus
B

Bayview Building

Office in Seattle, WA · 129 1ST AVE W · 98119

ENERGY STAR score
83
band B · 2025
Site EUI
40.0
kBtu/ft²
GHG emissions
57
tCO₂e
GHG intensity
1.2
kgCO₂e/ft²
Floor area
45,864
sq ft
Year built
1930
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 score83 (band B)
Site EUI40.0 kBtu/ft²
Source EUI71.3 kBtu/ft²
GHG emissions57 tCO₂e
GHG intensity1.2 kgCO₂e/ft²
Electricity225,183 kWh
Natural gas10,676 therms
Gross floor area45,864 sq ft
Source recordseattle:21550:2025

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2025latest83+340.0 kBtu/ft²57 tCO₂e
202480-346.6 kBtu/ft²79 tCO₂e
202383+943.8 kBtu/ft²74 tCO₂e
202274-1956.6 kBtu/ft²104 tCO₂e
202193+828.2 kBtu/ft²3 tCO₂e
202085+347.4 kBtu/ft²93 tCO₂e
201982+153.1 kBtu/ft²108 tCO₂e
201881+1253.4 kBtu/ft²108 tCO₂e
201769-2559.5 kBtu/ft²120 tCO₂e
201694+556.5 kBtu/ft²115 tCO₂e
20158966.4 kBtu/ft²135 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
129 1ST AVE W
State
Washington
ZIP
98119
Coordinates
47.61954, -122.35847

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Seattle · biggest emitters

Frequently asked questions

What is Bayview Building's energy grade?

Bayview Building scores 83 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 Bayview Building use?

Its 2025 site energy-use intensity was 40.0 kBtu/ft² (71.3 kBtu/ft² source) across 45,864 sq ft, including 225,183 kWh of electricity and 10,676 therms of natural gas.

What are Bayview Building's carbon emissions?

Bayview Building reported 57 tCO₂e of greenhouse-gas emissions (1.2 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:21550:2025.