Ilaniwai
Multifamily Housing in Honolulu, HI · 975 Ala Lilikoi St, Honolulu
At a glance
Ilaniwai is a 28,440-square-foot multifamily housing building at 975 Ala Lilikoi St, Honolulu in Honolulu, Hawaii, built in 1974. In its 2025 Honolulu benchmarking disclosure it reported a site energy-use intensity of 23.4 kBtu/ft² and 133 tCO₂e of greenhouse-gas emissions.
Ordinance 22-17 (City & County of Honolulu) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 23.4 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 133 tCO₂e |
| GHG intensity | — |
| Electricity | 195,247 kWh |
| Water use | 3,192 kgal |
| Gross floor area | 28,440 sq ft |
| Source record | honolulu:04QFJ1282561062:2025 |
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.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
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Location
- Address
- 975 Ala Lilikoi St, Honolulu
- City
- 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
How does Ilaniwai compare with other multifamily housing buildings in Honolulu?
The latest disclosures cover 378 multifamily housing buildings in Honolulu, out of 799 buildings citywide. Its site EUI of 23.4 kBtu/ft² is about 17% below the average of 28.2 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 28,440 sq ft, it is about 82% below the average floor area of 159,294 sq ft for those buildings. It was built in 1974, 5 years earlier than the group's average year built (1979). Across all 24 jurisdictions BuildingCensus covers, the 59,945 multifamily housing buildings average an ENERGY STAR score of 70 and a site EUI of 59.0 kBtu/ft².
What does a site EUI of 23.4 kBtu/ft² mean?
Site energy-use intensity (EUI) is the energy a building uses on site in a year divided by its floor area, in thousand Btu per square foot — lower is more efficient. Ilaniwai's 23.4 kBtu/ft² across 28,440 sq ft works out to about 0.7 billion Btu (195 MWh-equivalent) in 2025. The disclosure also reports 195,247 kWh of electricity and 3,192 thousand gallons of water for the year.
Which law requires Ilaniwai to report its energy use?
Ilaniwai reports under Ordinance 22-17 (City & County of Honolulu), the legal basis of Honolulu's Better Buildings Benchmarking program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2025 disclosure (source record honolulu:04QFJ1282561062:2025). Honolulu's Ordinance 22-17 requires commercial buildings over 25,000 sq ft on Oʻahu to benchmark annually, with public disclosure of results.
More multifamily housing buildings in Honolulu
- Pulelehua· 27,991 sq ft · EUI 31.5 kBtu/ft²
- Bel Aire· 27,762 sq ft · EUI 26.4 kBtu/ft²
- Aoao Makiki Colony· 27,160 sq ft · EUI 48.4 kBtu/ft²
- Nuuanu Streamside· 27,020 sq ft · EUI 23.9 kBtu/ft²
- The Residence at Makiki· 26,778 sq ft · EUI 29.5 kBtu/ft²
- Kaimuki Parkside· 26,742 sq ft · EUI 22.1 kBtu/ft²
- Multifamily Housing buildings in Honolulu· 378 benchmarked
- All Honolulu benchmarked buildings· Ordinance 22-17 (City & County of Honolulu)
- Most efficient large buildings in Honolulu
- Least efficient large buildings in Honolulu
- Biggest emitters in Honolulu
Frequently asked questions
What is Ilaniwai's energy grade?
Ilaniwai did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 23.4 kBtu/ft².
How much energy does Ilaniwai use?
Its 2025 site energy-use intensity was 23.4 kBtu/ft² across 28,440 sq ft, including 195,247 kWh of electricity.
What are Ilaniwai's carbon emissions?
Ilaniwai reported 133 tCO₂e of greenhouse-gas emissions for 2025.
Where is Ilaniwai?
Ilaniwai is at 975 Ala Lilikoi St, Honolulu, in Honolulu, Hawaii.
How big is Ilaniwai and when was it built?
Ilaniwai has 28,440 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 1974 as its year built. It is classed as multifamily housing.
Is Ilaniwai covered by Ordinance 22-17 (City & County of Honolulu)?
Yes — it appears in the 2025 Better Buildings Benchmarking disclosure, which lists the buildings reporting under Ordinance 22-17 (City & County of Honolulu).
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About this data
Source: Better Buildings Benchmarking (Ordinance 22-17 (City & County of Honolulu)), as published July 9, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “Ilaniwai, Honolulu, Hawaii — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/honolulu/ilaniwai-fdf9bbea (data as of July 9, 2026).