Kuakini Medical Plaza
Medical Office in Honolulu, HI · 321 N Kuikini St, Honolulu
At a glance
Kuakini Medical Plaza is a 87,667-square-foot medical office at 321 N Kuikini St, Honolulu in Honolulu, Hawaii, built in 1979. In its 2025 Honolulu benchmarking disclosure it reported a site energy-use intensity of 48.8 kBtu/ft² and 875 tCO₂e of greenhouse-gas emissions.
Ordinance 22-17 (City & County of Honolulu) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 48.8 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 875 tCO₂e |
| GHG intensity | — |
| Electricity | 1,203,529 kWh |
| Natural gas | 1,731 therms |
| Water use | 2,940 kgal |
| Gross floor area | 87,667 sq ft |
| Source record | honolulu:04QFJ1865158168:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 48.8 kBtu/ft² | 875 tCO₂e | |
| 2024 | 96 | 49.5 kBtu/ft² | 919 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
- 321 N Kuikini 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 Kuakini Medical Plaza compare with other medical office buildings in Honolulu?
The latest disclosures cover 6 medical office buildings in Honolulu, out of 799 buildings citywide. Its site EUI of 48.8 kBtu/ft² is about 25% below the average of 65.4 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 87,667 sq ft, it is roughly in line with the average floor area of 81,470 sq ft for those buildings. It was built in 1979, 4 years earlier than the group's average year built (1983). Across all 24 jurisdictions BuildingCensus covers, the 1,266 medical office buildings average an ENERGY STAR score of 64 and a site EUI of 92.2 kBtu/ft².
How has Kuakini Medical Plaza's energy performance changed over time?
BuildingCensus holds 2 Honolulu disclosures for Kuakini Medical Plaza, covering report years 2024–2025. Site EUI moved from 49.5 kBtu/ft² (2024) to 48.8 kBtu/ft² (2025), a 1% decrease. Reported emissions went from 919 tCO₂e to 875 tCO₂e over the same span (down 5%).
What does a site EUI of 48.8 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. Kuakini Medical Plaza's 48.8 kBtu/ft² across 87,667 sq ft works out to about 4.3 billion Btu (1,254 MWh-equivalent) in 2025. The disclosure also reports 1,203,529 kWh of electricity, 1,731 therms of natural gas and 2,940 thousand gallons of water for the year.
Which law requires Kuakini Medical Plaza to report its energy use?
Kuakini Medical 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:04QFJ1865158168:2025). Honolulu's Ordinance 22-17 requires commercial buildings over 25,000 sq ft on Oʻahu to benchmark annually, with public disclosure of results.
More medical office buildings in Honolulu
- Pob 3· 79,652 sq ft · EUI 90.2 kBtu/ft²
- Kailua Business Center· 40,000 sq ft · EUI 16.2 kBtu/ft²
- American Savings Bank - Kaneohe· 28,960 sq ft · EUI 89.5 kBtu/ft²
- 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 Kuakini Medical Plaza's energy grade?
Kuakini Medical Plaza did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 48.8 kBtu/ft².
How much energy does Kuakini Medical Plaza use?
Its 2025 site energy-use intensity was 48.8 kBtu/ft² across 87,667 sq ft, including 1,203,529 kWh of electricity and 1,731 therms of natural gas.
What are Kuakini Medical Plaza's carbon emissions?
Kuakini Medical Plaza reported 875 tCO₂e of greenhouse-gas emissions for 2025.
Where is Kuakini Medical Plaza?
Kuakini Medical Plaza is at 321 N Kuikini St, Honolulu, in Honolulu, Hawaii.
How big is Kuakini Medical Plaza and when was it built?
Kuakini Medical Plaza has 87,667 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 1979 as its year built. It is classed as medical office.
Is Kuakini Medical 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, “Kuakini Medical Plaza, Honolulu, Hawaii — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/honolulu/kuakini-medical-plaza-1894f51e (data as of July 9, 2026).