Residential electricity prices in 96789 in August 2026 averaged approximately 47.18 cents per kilowatthour (¢/kWh), which was about 160% more than the national average rate of 18.16 ¢/kWh (August 2026). [1]
→ Electricity rates listed as zero are not currently available.
See how electricity costs in 96789 differ from the average electricity costs for the U.S. overall. [1]
On a year-over-year basis - from July 2025 to July 2026 - residential electricity prices in 96789 increased approximately 23%, from 38.99 ¢/kWh to 48.00 ¢/kWh. [1]
→ Electricity rates listed as zero are not currently available.
Residential natural gas prices in 96789 in August 2026 averaged 72.36 dollars per thousand cubic feet ($/Mcf), which was approximately 168% more than the national average rate of 27.05 $/Mcf (August 2026). [2]
→ Natural gas prices listed as zero are not currently available.
See the chart below to see a comparison of Mililani natural gas prices against U.S. average prices. Compare 96789 (Mililani, HI) natural gas costs to overall U.S. average costs. [2]
On a year-over-year basis, residential natural gas prices in Mililani (Hawaii) increased approximately 15%, from 57.34 $/Mcf (July 2025) to 65.72 $/Mcf (July 2026). [2]
→ Natural gas prices listed as zero are not currently available.
Sorry, 96789 solar data is not currently available. Please check back later.
See the chart below for a comparison of Mililani solar radiation levels against other areas in the U.S. Compare Mililani levels against both 1) low average solar radition levels (WA) and also 2) high average solar radiation levels (NV). [3]
→ k/m/d: kilowatt hours per square meter per day.
→ Solar radiation values listed as zero are not currently available.
Households in the United States have benefited from falling energy prices in recent years, which has driven down the cost of living.
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Penn State researchers recently examined microgrids and discovered that they may not always be a wise economic move for communities.
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Through the analysis of publicly available data filed by electricity suppliers, the CT OCC discovered that electricity customers overpaid by $58 million in 2015.
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The ZIP code 96789 is associated with the city of Mililani, HI in Honolulu County. [4]
To learn more about utility rates & usage in 96789, or for other information related to utilities in Hawaii, visit the U.S. Energy Information Administration.
The majority of the natural gas consumed in the United States today is produced within the United States.
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