Hawaii Electricity Utilities & Rates

12 electric utilities serve Hawaii · EIA Form 861 2025, with monthly prices through August 2026

Utilities

Customers

509,527

Electricity sold

9,179 GWh

Residential rate (2025)

40.40¢

Avg residential bill

$208/mo

Residential price (August 2026)

47.18¢

Average Hawaii electricity prices, 2025

Customer class	Avg price	Avg monthly use	Avg monthly bill
Residential	40.40¢	515 kWh	$207.89
Commercial	36.31¢	3,937 kWh	$1,429.37
Industrial	31.45¢	352,740 kWh	$110,947.34

EIA Form 861 average-bill tables for 2025: total class revenue divided by sales and customers as filed. Prices are average realized rates, blending fixed and variable charges - not any single tariff.

Latest monthly prices (EIA-861M, preliminary)

Period	Residential	Commercial	Industrial	All sectors
August 2026	47.18¢	43.55¢	39.33¢	43.04¢
2026 year-to-date	46.41¢	42.43¢	37.83¢	41.83¢

Electric utilities serving Hawaii

Utility	Ownership	Customers in state	Sales (GWh)	Residential rate
Hawaiian Electric Co Inc	Investor Owned	310,559	6,258	40.54¢
Hawaii Electric Light Co Inc	Investor Owned	90,899	1,063	45.80¢
Maui Electric Co Ltd	Investor Owned	71,962	1,102	41.97¢
Kauai Island Utility Cooperative	Cooperative	35,617	487	38.43¢
Sunrun Inc.	Behind the Meter	17,565	139	32.20¢
Tesla Inc.	Behind the Meter	4,738	53.1	17.74¢
SunPower Capital, LLC	Behind the Meter	1,082	3.9	62.58¢
Spruce Finance	Behind the Meter	481	4.9	12.01¢
EverBright, LLC	Behind the Meter	43	0.3	36.99¢
Ahana Renewables, LLC	Behind the Meter	16	2.3	—
TerraForm US Energy Services, LLC	Behind the Meter	6	1.5	—
Adjustment 2025		-23,441	62.8	16.33¢

Cheapest residential electricity in Hawaii (2025)

Tesla Inc. - 17.74¢
Sunrun Inc. - 32.20¢
Kauai Island Utility Cooperative - 38.43¢
Hawaiian Electric Co Inc - 40.54¢
Maui Electric Co Ltd - 41.97¢
Hawaii Electric Light Co Inc - 45.80¢
SunPower Capital, LLC - 62.58¢

Source: U.S. Energy Information Administration, Forms EIA-861 (2025) and EIA-861M (monthly, preliminary).