At a glance
Waikiki Business Plaza is a 176,000-square-foot office building at 2270 Kalakaua Ave, Honolulu in Honolulu, Hawaii, built in 1966. In its 2025 Honolulu benchmarking disclosure it reported a site energy-use intensity of 60.1 kBtu/ft² and 1,975 tCO₂e of greenhouse-gas emissions.
Ordinance 22-17 (City & County of Honolulu) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 60.1 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 1,975 tCO₂e |
| GHG intensity | — |
| Electricity | 2,834,604 kWh |
| Natural gas | 9,069 therms |
| Water use | 6,597 kgal |
| Gross floor area | 176,000 sq ft |
| Source record | honolulu:04QFJ2158553463:2025 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2025latest | — | 60.1 kBtu/ft² | 1,975 tCO₂e | |
| 2024 | 54 | 62.6 kBtu/ft² | 2,173 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.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 2270 Kalakaua 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 Waikiki Business Plaza compare with other office buildings in Honolulu?
The latest disclosures cover 64 office buildings in Honolulu, out of 799 buildings citywide. Its site EUI of 60.1 kBtu/ft² is about 25% above the average of 48.1 kBtu/ft² — it uses more energy per square foot than the typical building in that group.
At 176,000 sq ft, it is roughly in line with the average floor area of 183,069 sq ft for those buildings. It was built in 1966, 10 years earlier than the group's average year built (1977). Across all 24 jurisdictions BuildingCensus covers, the 15,264 office buildings average an ENERGY STAR score of 73 and a site EUI of 59.3 kBtu/ft².
How has Waikiki Business Plaza's energy performance changed over time?
BuildingCensus holds 2 Honolulu disclosures for Waikiki Business Plaza, covering report years 2024–2025. Site EUI moved from 62.6 kBtu/ft² (2024) to 60.1 kBtu/ft² (2025), a 4% decrease. Reported emissions went from 2,173 tCO₂e to 1,975 tCO₂e over the same span (down 9%).
What does a site EUI of 60.1 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. Waikiki Business Plaza's 60.1 kBtu/ft² across 176,000 sq ft works out to about 10.6 billion Btu (3,100 MWh-equivalent) in 2025. The disclosure also reports 2,834,604 kWh of electricity, 9,069 therms of natural gas and 6,597 thousand gallons of water for the year.
Which law requires Waikiki Business Plaza to report its energy use?
Waikiki Business 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:04QFJ2158553463:2025). Honolulu's Ordinance 22-17 requires commercial buildings over 25,000 sq ft on Oʻahu to benchmark annually, with public disclosure of results.
More office buildings in Honolulu
- Bank Of Hawaii Waikiki Center· 165,191 sq ft · EUI 63.4 kBtu/ft²
- Hawaii News Now· 162,253 sq ft · EUI 67.2 kBtu/ft²
- Waikiki Galleria Tower· 161,017 sq ft · EUI 43.3 kBtu/ft²
- Cades Schutte Building· 154,093 sq ft · EUI 60.5 kBtu/ft²
- 615 Piikoi Building· 153,198 sq ft · EUI 57.1 kBtu/ft²
- Moanalua Baseyard· 150,710 sq ft · EUI 21.2 kBtu/ft²
- Office buildings in Honolulu· 64 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 Waikiki Business Plaza's energy grade?
Waikiki Business Plaza did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 60.1 kBtu/ft².
How much energy does Waikiki Business Plaza use?
Its 2025 site energy-use intensity was 60.1 kBtu/ft² across 176,000 sq ft, including 2,834,604 kWh of electricity and 9,069 therms of natural gas.
What are Waikiki Business Plaza's carbon emissions?
Waikiki Business Plaza reported 1,975 tCO₂e of greenhouse-gas emissions for 2025.
Where is Waikiki Business Plaza?
Waikiki Business Plaza is at 2270 Kalakaua Ave, Honolulu, in Honolulu, Hawaii.
How big is Waikiki Business Plaza and when was it built?
Waikiki Business Plaza has 176,000 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 1966 as its year built. It is classed as office.
Is Waikiki Business 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).
Working with Honolulu building benchmarking records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Waikiki Business Plaza, Honolulu, Hawaii — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/honolulu/waikiki-business-plaza-b6ed5799 (data as of July 9, 2026).