The Palms Inc AOAO
Multifamily Housing in Honolulu, HI · 431 Nahua St, Honolulu
At a glance
The Palms Inc AOAO is a 123,231-square-foot multifamily housing building at 431 Nahua St, Honolulu in Honolulu, Hawaii, built in 1968. In its 2025 Honolulu benchmarking disclosure it reported a site energy-use intensity of 30.5 kBtu/ft² and 750 tCO₂e of greenhouse-gas emissions.
Ordinance 22-17 (City & County of Honolulu) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 30.5 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 750 tCO₂e |
| GHG intensity | — |
| Electricity | 1,103,058 kWh |
| Water use | 9 kgal |
| Gross floor area | 123,231 sq ft |
| Source record | honolulu:04QFJ2193853530:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 30.5 kBtu/ft² | 750 tCO₂e | |
| 2024 | 97 | +2 | 32.0 kBtu/ft² | 831 tCO₂e |
| 2023 | 95 | 32.9 kBtu/ft² | 888 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
- 431 Nahua 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 The Palms Inc AOAO 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 30.5 kBtu/ft² is roughly in line with the average of 28.2 kBtu/ft².
At 123,231 sq ft, it is about 23% below the average floor area of 159,294 sq ft for those buildings. It was built in 1968, 11 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.
How has The Palms Inc AOAO's energy performance changed over time?
BuildingCensus holds 3 Honolulu disclosures for The Palms Inc AOAO, covering report years 2023–2025. Its ENERGY STAR score went from 95 in 2023 to 97 in 2024 (+2 points). Site EUI moved from 32.9 kBtu/ft² (2023) to 30.5 kBtu/ft² (2025), a 7% decrease. Reported emissions went from 888 tCO₂e to 750 tCO₂e over the same span (down 16%).
What does a site EUI of 30.5 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. The Palms Inc AOAO's 30.5 kBtu/ft² across 123,231 sq ft works out to about 3.8 billion Btu (1,102 MWh-equivalent) in 2025. The disclosure also reports 1,103,058 kWh of electricity and 9 thousand gallons of water for the year.
Which law requires The Palms Inc AOAO to report its energy use?
The Palms Inc AOAO 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:04QFJ2193853530:2025). 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
- Kapiolani Bel-Aire· 122,841 sq ft · EUI 28.4 kBtu/ft²
- Naniwa Gardens· 119,752 sq ft · EUI 19.8 kBtu/ft²
- Nuuanu Park Place· 118,665 sq ft · EUI 23.8 kBtu/ft²
- The Greenview· 118,235 sq ft · EUI 25.8 kBtu/ft²
- The Commodore· 115,046 sq ft · EUI 46.4 kBtu/ft²
- Waikiki Park Heights· 113,731 sq ft · EUI 51.6 kBtu/ft²
- Multifamily Housing buildings in Honolulu· 378 benchmarked
- All Honolulu benchmarked buildings· Ordinance 22-17 (City & County of Honolulu)
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- Least efficient large buildings in Honolulu
- Biggest emitters in Honolulu
Frequently asked questions
What is The Palms Inc AOAO's energy grade?
The Palms Inc AOAO did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 30.5 kBtu/ft².
How much energy does The Palms Inc AOAO use?
Its 2025 site energy-use intensity was 30.5 kBtu/ft² across 123,231 sq ft, including 1,103,058 kWh of electricity.
What are The Palms Inc AOAO's carbon emissions?
The Palms Inc AOAO reported 750 tCO₂e of greenhouse-gas emissions for 2025.
Where is The Palms Inc AOAO?
The Palms Inc AOAO is at 431 Nahua St, Honolulu, in Honolulu, Hawaii.
How big is The Palms Inc AOAO and when was it built?
The Palms Inc AOAO has 123,231 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 1968 as its year built. It is classed as multifamily housing.
Is The Palms Inc AOAO 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, “The Palms Inc AOAO, Honolulu, Hawaii — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/honolulu/the-palms-inc-aoao-a0b2d9f1 (data as of July 9, 2026).