BuildingCensus

Century West

Multifamily Housing in Honolulu, HI · 3161 Ala Ilima St, Honolulu

ENERGY STAR score
not reported · 2025
Site EUI
22.8
kBtu/ft²
GHG emissions
1,448
tCO₂e
GHG intensity
kgCO₂e/ft²
Floor area
304,479
sq ft
Year built
1973
vintage

Ordinance 22-17 (City & County of Honolulu) · reporting year 2025

Benchmarking record

FieldValue
ENERGY STAR score
Site EUI22.8 kBtu/ft²
Source EUI
GHG emissions1,448 tCO₂e
GHG intensity
Electricity2,003,629 kWh
Water use24,262 kgal
Gross floor area304,479 sq ft
Source recordhonolulu:04QFJ1296960698:2025

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2025latest22.8 kBtu/ft²1,448 tCO₂e
2024
2023

Compliance context

Ordinance 22-17 (City & County of Honolulu)

Honolulu's Ordinance 22-17 requires commercial buildings over 25,000 sq ft on Oʻahu to benchmark annually, with public disclosure of results.

Program details →

Ownership

No owner listed in the disclosure.

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Location

Address
3161 Ala Ilima St, Honolulu
State
Hawaii

Within ~1 km

Nearby benchmarked buildings

This source publishes no coordinates, so nearby buildings can't be resolved yet.

See also: most efficient in Honolulu · biggest emitters

Frequently asked questions

What is Century West's energy grade?

Century West did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 22.8 kBtu/ft².

How much energy does Century West use?

Its 2025 site energy-use intensity was 22.8 kBtu/ft² across 304,479 sq ft, including 2,003,629 kWh of electricity.

What are Century West's carbon emissions?

Century West reported 1,448 tCO₂e of greenhouse-gas emissions for 2025. Honolulu's Ordinance 22-17 requires commercial buildings over 25,000 sq ft on Oʻahu to benchmark annually, with public disclosure of results.

Dataset updated . Source: Better Buildings Benchmarking disclosure, record honolulu:04QFJ1296960698:2025.