Eleven50
Mixed Use Property in Honolulu, HI · 1150 S King St, Honolulu
At a glance
Eleven50 is a 104,135-square-foot mixed use property building at 1150 S King St, Honolulu in Honolulu, Hawaii, built in 1966. In its 2025 Honolulu benchmarking disclosure it reported a site energy-use intensity of 34.1 kBtu/ft² and 707 tCO₂e of greenhouse-gas emissions.
Ordinance 22-17 (City & County of Honolulu) · reporting year 2025
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 34.1 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 707 tCO₂e |
| GHG intensity | — |
| Electricity | 1,039,220 kWh |
| Natural gas | 24 therms |
| Water use | 3,230 kgal |
| Gross floor area | 104,135 sq ft |
| Source record | honolulu:04QFJ1982055835:2025 |
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
- 1150 S King 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 Eleven50 compare with other mixed use property buildings in Honolulu?
The latest disclosures cover 11 mixed use property buildings in Honolulu, out of 799 buildings citywide. Its site EUI of 34.1 kBtu/ft² is about 26% below the average of 46.2 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 104,135 sq ft, it is about 39% below the average floor area of 171,957 sq ft for those buildings. It was built in 1966, 15 years earlier than the group's average year built (1981). Across all 24 jurisdictions BuildingCensus covers, the 1,212 mixed use property buildings average an ENERGY STAR score of 69 and a site EUI of 79.8 kBtu/ft².
What does a site EUI of 34.1 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. Eleven50's 34.1 kBtu/ft² across 104,135 sq ft works out to about 3.6 billion Btu (1,041 MWh-equivalent) in 2025. The disclosure also reports 1,039,220 kWh of electricity, 24 therms of natural gas and 3,230 thousand gallons of water for the year.
Which law requires Eleven50 to report its energy use?
Eleven50 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:04QFJ1982055835:2025). Honolulu's Ordinance 22-17 requires commercial buildings over 25,000 sq ft on Oʻahu to benchmark annually, with public disclosure of results.
More mixed use property buildings in Honolulu
- 50, 905 Kalanianaole Hwy, Kailua· 54,630 sq ft
- Japanese Cultural Center of HawaiʻI· 52,591 sq ft · EUI 63.0 kBtu/ft²
- 3015 Koapaka Street· 50,500 sq ft
- Isoshima Building· 25,010 sq ft · EUI 24.5 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 Eleven50's energy grade?
Eleven50 did not report an ENERGY STAR score in its 2025 disclosure, but its site energy-use intensity was 34.1 kBtu/ft².
How much energy does Eleven50 use?
Its 2025 site energy-use intensity was 34.1 kBtu/ft² across 104,135 sq ft, including 1,039,220 kWh of electricity and 24 therms of natural gas.
What are Eleven50's carbon emissions?
Eleven50 reported 707 tCO₂e of greenhouse-gas emissions for 2025.
Where is Eleven50?
Eleven50 is at 1150 S King St, Honolulu, in Honolulu, Hawaii.
How big is Eleven50 and when was it built?
Eleven50 has 104,135 sq ft of gross floor area, as reported in its 2025 disclosure. The disclosure lists 1966 as its year built. It is classed as mixed use property.
Is Eleven50 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, “Eleven50, Honolulu, Hawaii — 2025 benchmarking disclosure”, https://buildingcensus.com/buildings/honolulu/eleven50-01248302 (data as of July 9, 2026).