Liliuokalani Plaza
Multifamily Housing in Honolulu, HI · 222 Liliuokalani Ave, Honolulu
At a glance
Liliuokalani Plaza is a 53,534-square-foot multifamily housing building at 222 Liliuokalani Ave, Honolulu in Honolulu, Hawaii, built in 1968. In its 2025 Honolulu benchmarking disclosure it reported a site energy-use intensity of 18.7 kBtu/ft² and 211 tCO₂e of greenhouse-gas emissions.
Ordinance 22-17 (City & County of Honolulu) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 18.7 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 211 tCO₂e |
| GHG intensity | — |
| Electricity | 292,709 kWh |
| Water use | 3,449 kgal |
| Gross floor area | 53,534 sq ft |
| Source record | honolulu:04QFJ2219253150:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 18.7 kBtu/ft² | 211 tCO₂e | |
| 2024 | 100 | 16.1 kBtu/ft² | 201 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
- 222 Liliuokalani Ave, 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 Liliuokalani Plaza 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 18.7 kBtu/ft² is about 34% below the average of 28.2 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 53,534 sq ft, it is about 66% 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 Liliuokalani Plaza's energy performance changed over time?
BuildingCensus holds 2 Honolulu disclosures for Liliuokalani Plaza, covering report years 2024–2025. Site EUI moved from 16.1 kBtu/ft² (2024) to 18.7 kBtu/ft² (2025), an 16% increase. Reported emissions went from 201 tCO₂e to 211 tCO₂e over the same span (up 5%).
What does a site EUI of 18.7 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. Liliuokalani Plaza's 18.7 kBtu/ft² across 53,534 sq ft works out to about 1 billion Btu (293 MWh-equivalent) in 2025. The disclosure also reports 292,709 kWh of electricity and 3,449 thousand gallons of water for the year.
Which law requires Liliuokalani Plaza to report its energy use?
Liliuokalani Plaza 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:04QFJ2219253150:2025). 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
- Diamond Head Sands· 52,635 sq ft · EUI 29.4 kBtu/ft²
- Pikake Manor· 51,850 sq ft
- Princess Kealoha· 51,756 sq ft · EUI 21.9 kBtu/ft²
- Punahou Wilder· 51,634 sq ft
- Crown Thurston· 51,615 sq ft · EUI 15.1 kBtu/ft²
- Piikoi Tower· 51,495 sq ft · EUI 61.9 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 Liliuokalani Plaza's energy grade?
Liliuokalani Plaza did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 18.7 kBtu/ft².
How much energy does Liliuokalani Plaza use?
Its 2025 site energy-use intensity was 18.7 kBtu/ft² across 53,534 sq ft, including 292,709 kWh of electricity.
What are Liliuokalani Plaza's carbon emissions?
Liliuokalani Plaza reported 211 tCO₂e of greenhouse-gas emissions for 2025.
Where is Liliuokalani Plaza?
Liliuokalani Plaza is at 222 Liliuokalani Ave, Honolulu, in Honolulu, Hawaii.
How big is Liliuokalani Plaza and when was it built?
Liliuokalani Plaza has 53,534 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 Liliuokalani Plaza 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, “Liliuokalani Plaza, Honolulu, Hawaii — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/honolulu/liliuokalani-plaza-0afab3df (data as of July 9, 2026).