Kunawai Terrace
Multifamily Housing in Honolulu, HI · 647 Kunawai Ln, Honolulu
At a glance
Kunawai Terrace is a 109,217-square-foot multifamily housing building at 647 Kunawai Ln, Honolulu in Honolulu, Hawaii, built in 1975. In its 2025 Honolulu benchmarking disclosure it reported a site energy-use intensity of 17.8 kBtu/ft² and 282 tCO₂e of greenhouse-gas emissions.
Ordinance 22-17 (City & County of Honolulu) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 17.8 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 282 tCO₂e |
| GHG intensity | — |
| Electricity | 331,776 kWh |
| Natural gas | 8,139 therms |
| Water use | 4,145 kgal |
| Gross floor area | 109,217 sq ft |
| Source record | honolulu:04QFJ1840758658:2025 |
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
- 647 Kunawai Ln, 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 Kunawai Terrace 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 17.8 kBtu/ft² is about 37% below the average of 28.2 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 109,217 sq ft, it is about 31% below the average floor area of 159,294 sq ft for those buildings. It was built in 1975, 4 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 17.8 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. Kunawai Terrace's 17.8 kBtu/ft² across 109,217 sq ft works out to about 1.9 billion Btu (570 MWh-equivalent) in 2025. The disclosure also reports 331,776 kWh of electricity, 8,139 therms of natural gas and 4,145 thousand gallons of water for the year.
Which law requires Kunawai Terrace to report its energy use?
Kunawai Terrace 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:04QFJ1840758658:2025). 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
- Makiki Towers· 108,570 sq ft · EUI 18.2 kBtu/ft²
- Waikiki Skyliner· 108,000 sq ft · EUI 21.1 kBtu/ft²
- Gardenia Manor· 105,994 sq ft · EUI 20.3 kBtu/ft²
- The Twenty One Hundred· 105,696 sq ft · EUI 19.7 kBtu/ft²
- Plumeria Hale· 104,691 sq ft
- Waikiki Lanais· 104,551 sq ft · EUI 32.8 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 Kunawai Terrace's energy grade?
Kunawai Terrace did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 17.8 kBtu/ft².
How much energy does Kunawai Terrace use?
Its 2025 site energy-use intensity was 17.8 kBtu/ft² across 109,217 sq ft, including 331,776 kWh of electricity and 8,139 therms of natural gas.
What are Kunawai Terrace's carbon emissions?
Kunawai Terrace reported 282 tCO₂e of greenhouse-gas emissions for 2025.
Where is Kunawai Terrace?
Kunawai Terrace is at 647 Kunawai Ln, Honolulu, in Honolulu, Hawaii.
How big is Kunawai Terrace and when was it built?
Kunawai Terrace has 109,217 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 1975 as its year built. It is classed as multifamily housing.
Is Kunawai Terrace 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, “Kunawai Terrace, Honolulu, Hawaii — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/honolulu/kunawai-terrace-e7e82955 (data as of July 9, 2026).