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Electric Utilities in Hawaii
12 utilities reported sales in Hawaii for 2025 (EIA Form 861).
Utilities
Customers in this state. Home price and bill are for bundled service (generation and delivery)
Swipe the table sideways to see more columns.
| # | Utility | Customers | Home price | Home bill |
|---|---|---|---|---|
| 1 | Hawaiian Electric Co IncInvestor Owned | 310,559 | 40.54¢/kWh | $190/mo |
| 2 | Hawaii Electric Light Co IncInvestor Owned | 90,899 | 45.80¢/kWh | $206/mo |
| 3 | Maui Electric Co LtdInvestor Owned | 71,962 | 41.97¢/kWh | $211/mo |
| 4 | Kauai Island Utility CooperativeCooperative | 35,617 | 38.43¢/kWh | $213/mo |
| 5 | Sunrun Inc.Behind the Meter | 17,565 | 32.20¢/kWh | $213/mo |
| 6 | Tesla Inc.Behind the Meter | 4,738 | 17.74¢/kWh | $126/mo |
| 7 | SunPower Capital, LLCBehind the Meter | 1,082 | 62.58¢/kWh | $186/mo |
| 8 | Spruce FinanceBehind the Meter | 481 | 12.01¢/kWh | $102/mo |
| 9 | EverBright, LLCBehind the Meter | 43 | Not reported | Not reported |
| 10 | Ahana Renewables, LLCBehind the Meter | 16 | Not reported | Not reported |
| 11 | TerraForm US Energy Services, LLCBehind the Meter | 6 | Not reported | Not reported |
| 12 | SunnovaBehind the Meter | Not reported | Not reported | Not reported |
Small utilities that file the short form (EIA-861S) report only total sales, so their home price and bill are not reported.
Frequently asked questions
- What is the biggest electric company in Hawaii?
- Hawaiian Electric Co Inc had the most customers in Hawaii in 2025, about 310,559.
- How do I find which utility serves my address in Hawaii?
- Open your county page from the Hawaii energy overview. It lists the utilities that report serving each county. Your power bill also names your utility.
Source: U.S. Energy Information Administration, Form EIA-861 (2025) · Data for 2025