BuildingCensus
B

COLONY SURF APTS

Multifamily LR (1-4) in Seattle, WA · 9551 RAINIER AVE S · 98118

ENERGY STAR score
74
band B · 2024
Site EUI
34.3
kBtu/ft²
GHG emissions
7
tCO₂e
GHG intensity
0.2
kgCO₂e/ft²
Floor area
42,816
sq ft
Year built
1967
vintage
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85–10070–8455–691–54
This entry + 6 nearby

Seattle Energy Benchmarking Ordinance (SMC 22.920) · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score74 (band B)
Site EUI34.3 kBtu/ft²
Source EUI96.1 kBtu/ft²
GHG emissions7 tCO₂e
GHG intensity0.2 kgCO₂e/ft²
Electricity368,769 kWh
Gross floor area42,816 sq ft
Source recordseattle:28067:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest74+634.3 kBtu/ft²7 tCO₂e
202368-136.3 kBtu/ft²8 tCO₂e
202269-836.9 kBtu/ft²8 tCO₂e
202177±034.4 kBtu/ft²7 tCO₂e
202077-533.2 kBtu/ft²7 tCO₂e
201982+1532.1 kBtu/ft²7 tCO₂e
201867+729.5 kBtu/ft²7 tCO₂e
201760+1232.5 kBtu/ft²8 tCO₂e
201648-631.1 kBtu/ft²8 tCO₂e
20155430.0 kBtu/ft²8 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
9551 RAINIER AVE S
State
Washington
ZIP
98118
Coordinates
47.52000, -122.26034

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Seattle · biggest emitters

Frequently asked questions

What is COLONY SURF APTS's energy grade?

COLONY SURF APTS scores 74 out of 100 on ENERGY STAR — band B (Above median (70–84)) — in its 2024 Seattle disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does COLONY SURF APTS use?

Its 2024 site energy-use intensity was 34.3 kBtu/ft² (96.1 kBtu/ft² source) across 42,816 sq ft, including 368,769 kWh of electricity.

What are COLONY SURF APTS's carbon emissions?

COLONY SURF APTS reported 7 tCO₂e of greenhouse-gas emissions (0.2 kgCO₂e/ft²) for 2024. 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:28067:2024.