BuildingCensus
A

King County- Queen Anne Housing

Multifamily Housing in Seattle, WA · 505 1ST AVE N · 98109

ENERGY STAR score
100
band A · 2025
Site EUI
3.4
kBtu/ft²
GHG emissions
—
tCO₂e
GHG intensity
—
kgCO₂e/ft²
Floor area
33,744
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 score100 (band A)
Site EUI3.4 kBtu/ft²
Source EUI9.7 kBtu/ft²
GHG emissions—
GHG intensity—
Electricity34,117 kWh
Gross floor area33,744 sq ft
Source recordseattle:50763:2025

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2025latest100±03.4 kBtu/ft²—
2024100+125.9 kBtu/ft²3 tCO₂e
202388+7371.2 kBtu/ft²110 tCO₂e
202215-55133.3 kBtu/ft²212 tCO₂e
20217077.5 kBtu/ft²4 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
505 1ST AVE N
State
Washington
ZIP
98109
Coordinates
47.62342, -122.35579

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Seattle · biggest emitters

Frequently asked questions

What is King County- Queen Anne Housing's energy grade?

King County- Queen Anne Housing scores 100 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 King County- Queen Anne Housing use?

Its 2025 site energy-use intensity was 3.4 kBtu/ft² (9.7 kBtu/ft² source) across 33,744 sq ft, including 34,117 kWh of electricity.

What are King County- Queen Anne Housing's carbon emissions?

No greenhouse-gas emissions figure was reported 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:50763:2025.