Kauhale Kaka'ako
Multifamily Housing in Honolulu, HI · 861 Ilaniwai St, Honolulu
At a glance
Kauhale Kaka'ako is a 234,378-square-foot multifamily housing building at 861 Ilaniwai St, Honolulu in Honolulu, Hawaii, built in 1993. In its 2025 Honolulu benchmarking disclosure it reported a site energy-use intensity of 25.1 kBtu/ft² and 1,188 tCO₂e of greenhouse-gas emissions.
Ordinance 22-17 (City & County of Honolulu) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 25.1 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 1,188 tCO₂e |
| GHG intensity | — |
| Electricity | 1,624,921 kWh |
| Natural gas | 3,466 therms |
| Water use | 15,119 kgal |
| Gross floor area | 234,378 sq ft |
| Source record | honolulu:04QFJ1866455552:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 25.1 kBtu/ft² | 1,188 tCO₂e | |
| 2024 | 100 | ±0 | 24.9 kBtu/ft² | 1,222 tCO₂e |
| 2023 | 100 | 25.5 kBtu/ft² | 1,264 tCO₂e |
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
- 861 Ilaniwai 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 Kauhale Kaka'ako 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 25.1 kBtu/ft² is about 11% below the average of 28.2 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 234,378 sq ft, it is about 47% above the average floor area of 159,294 sq ft for those buildings. It was built in 1993, 14 years later 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.
How has Kauhale Kaka'ako's energy performance changed over time?
BuildingCensus holds 3 Honolulu disclosures for Kauhale Kaka'ako, covering report years 2023–2025. Its ENERGY STAR score was 100 in both 2023 and 2024. Site EUI moved from 25.5 kBtu/ft² (2023) to 25.1 kBtu/ft² (2025), a 2% decrease. Reported emissions went from 1,264 tCO₂e to 1,188 tCO₂e over the same span (down 6%).
What does a site EUI of 25.1 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. Kauhale Kaka'ako's 25.1 kBtu/ft² across 234,378 sq ft works out to about 5.9 billion Btu (1,724 MWh-equivalent) in 2025. The disclosure also reports 1,624,921 kWh of electricity, 3,466 therms of natural gas and 15,119 thousand gallons of water for the year.
Which law requires Kauhale Kaka'ako to report its energy use?
Kauhale Kaka'ako 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:04QFJ1866455552:2025). 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
- Kahala Towers· 233,000 sq ft · EUI 18.8 kBtu/ft²
- Plantation Town Apartments· 231,086 sq ft · EUI 13.1 kBtu/ft²
- Royal Capitol Plaza· 227,792 sq ft · EUI 31.1 kBtu/ft²
- Windward Passage· 225,000 sq ft · EUI 20.0 kBtu/ft²
- 2121 Ala Wai· 220,500 sq ft · EUI 16.9 kBtu/ft²
- Mount Terrace· 220,000 sq ft · EUI 28.3 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 Kauhale Kaka'ako's energy grade?
Kauhale Kaka'ako did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 25.1 kBtu/ft².
How much energy does Kauhale Kaka'ako use?
Its 2025 site energy-use intensity was 25.1 kBtu/ft² across 234,378 sq ft, including 1,624,921 kWh of electricity and 3,466 therms of natural gas.
What are Kauhale Kaka'ako's carbon emissions?
Kauhale Kaka'ako reported 1,188 tCO₂e of greenhouse-gas emissions for 2025.
Where is Kauhale Kaka'ako?
Kauhale Kaka'ako is at 861 Ilaniwai St, Honolulu, in Honolulu, Hawaii.
How big is Kauhale Kaka'ako and when was it built?
Kauhale Kaka'ako has 234,378 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 1993 as its year built. It is classed as multifamily housing.
Is Kauhale Kaka'ako 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, “Kauhale Kaka'ako, Honolulu, Hawaii — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/honolulu/kauhale-kaka-ako-0cdb6d06 (data as of July 9, 2026).