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Built 2026-09-19 (19 September 2026)

Hawaii Electricity: Generation Mix and Retail Prices

Hawaii generated 9.38 TWh of electricity in 2025, 75% of it from oil. The average retail price was 35.72 US cents/kWh in 2025. These are EIA statistics for 2025, with monthly figures through June 2026; they are not real time.

Key Facts

  • Hawaii generated 9.38 TWh of electricity in 2025, the 47th most of the 51 states and DC.
  • Oil was the largest source of Hawaii's electricity in 2025, at 74.5% of generation.
  • Solar was the second largest source of Hawaii's electricity in 2025, at 10.3% of generation.
  • Hawaii's electricity generation fell from 10.6 TWh in 2001 to 9.38 TWh in 2025.
  • The average retail price of electricity in Hawaii was 35.72 US cents/kWh in 2025, the highest of the 51 states and DC.
  • Residential customers in Hawaii paid an average of 40.59 US cents/kWh in 2025.
  • Hawaii generated 768 GWh of electricity in June 2026.

Key Figures

MeasureValueAs of / source
Total generation9.38 TWh2025 · EIA
Generation rank47 of 512025 · EIA
Average retail price, all sectors35.72 US cents/kWh2025 · EIA
Price rank, highest first1 of 512025 · EIA
Retail sales9.14 TWh2025 · EIA
Retail customers510,6532025 · EIA
Retail revenueUSD 3,264 million2025 · EIA

Generation Mix, 2025

SourceGenerationShare
Oil6.99 TWh74.5%
Solar968 GWh10.3%
Wind573 GWh6.1%
Other323 GWh3.4%
Geothermal257 GWh2.7%
Bioenergy188 GWh2.0%
Hydro82.2 GWh0.9%

Source: U.S. Energy Information Administration (EIA). (US Government work, public domain) Data as of 2025. Utility scale generation, all sectors; small scale solar is not included.

Year by Year

EIA annual statistics, 2001 to 2025
Hawaii electricity generation by source, 2001 to 2025 Hawaii's electricity generation by main source from 2001 to 2025, in GWh. In 2025 the largest sources were oil at 6.99 TWh, solar at 968 GWh, wind at 573 GWh, other at 323 GWh, geothermal at 257 GWh. 0 2,500 5,000 7,500 10,000 20012006201120162021
Hawaii's electricity generation by main source from 2001 to 2025, in GWh. In 2025 the largest sources were oil at 6.99 TWh, solar at 968 GWh, wind at 573 GWh, other at 323 GWh, geothermal at 257 GWh.
Annual statistics through 2025, GWh
Hawaii electricity generation by source, 2001 to 2025
YearOilSolarWindOtherGeothermal
20018.22 TWhn/a2.12 GWh169 GWh207 GWh
20029.47 TWhn/a1.61 GWh143 GWh72.8 GWh
20038.50 TWhn/a1.57 GWh172 GWh178 GWh
20048.94 TWhn/a7.50 GWh171 GWh213 GWh
20059.07 TWhn/a6.63 GWh149 GWh222 GWh
20069.05 TWhn/a79.7 GWh176 GWh212 GWh
20078.91 TWhn/a238 GWh149 GWh230 GWh
20088.67 TWh0.02 GWh240 GWh159 GWh234 GWh
20098.29 TWh1.39 GWh251 GWh381 GWh168 GWh
20108.09 TWh1.77 GWh261 GWh364 GWh201 GWh
20117.92 TWh3.59 GWh341 GWh366 GWh224 GWh
20127.48 TWh4.61 GWh378 GWh363 GWh261 GWh
20137.22 TWh19.5 GWh503 GWh394 GWh275 GWh
20146.93 TWh39.3 GWh579 GWh405 GWh254 GWh
20157.02 TWh54.4 GWh613 GWh369 GWh230 GWh
20166.64 TWh88.5 GWh639 GWh322 GWh260 GWh
20176.63 TWh175 GWh532 GWh363 GWh323 GWh
20186.75 TWh185 GWh602 GWh382 GWh110 GWh
20196.86 TWh268 GWh529 GWh395 GWh0 TWh
20206.15 TWh484 GWh592 GWh321 GWh9.64 GWh
20216.16 TWh507 GWh658 GWh196 GWh184 GWh
20226.66 TWh555 GWh625 GWh259 GWh208 GWh
20237.16 TWh653 GWh634 GWh174 GWh193 GWh
20247.05 TWh705 GWh663 GWh161 GWh259 GWh
20256.99 TWh968 GWh573 GWh323 GWh257 GWh
YearGenerationLargest sourceAverage retail price
2025 9.38 TWh Oil 74.5% 35.72 US cents/kWh
2024 9.16 TWh Oil 77.0% 38.00 US cents/kWh
2023 9.19 TWh Oil 77.9% 38.60 US cents/kWh
2022 9.34 TWh Oil 71.3% 39.72 US cents/kWh
2021 9.18 TWh Oil 67.0% 30.31 US cents/kWh
2020 9.08 TWh Oil 67.7% 27.55 US cents/kWh
2019 9.75 TWh Oil 70.4% 28.72 US cents/kWh
2018 9.80 TWh Oil 68.9% 29.18 US cents/kWh
2017 9.81 TWh Oil 67.6% 26.05 US cents/kWh
2016 9.95 TWh Oil 66.7% 23.87 US cents/kWh

Source: U.S. Energy Information Administration (EIA). (US Government work, public domain) Data as of 2025.

Retail Electricity Prices

Average revenue per kWh sold, 2001 to 2025
Hawaii average retail electricity price by sector, 2001 to 2025 Average retail electricity prices in Hawaii by customer sector, in US cents per kWh. In 2025 the all sector average was 35.72 US cents/kWh and residential customers paid 40.59 US cents/kWh. 0 13 25 38 50 20012006201120162021
Average retail electricity prices in Hawaii by customer sector, in US cents per kWh. In 2025 the all sector average was 35.72 US cents/kWh and residential customers paid 40.59 US cents/kWh.
Annual statistics through 2025, US cents/kWh
Hawaii average retail electricity price by sector, 2001 to 2025
YearAll sectorsResidentialCommercialIndustrial
200114.05 US cents/kWh16.34 US cents/kWh14.81 US cents/kWh11.68 US cents/kWh
200213.39 US cents/kWh15.63 US cents/kWh14.11 US cents/kWh11.02 US cents/kWh
200314.47 US cents/kWh16.73 US cents/kWh15.02 US cents/kWh12.20 US cents/kWh
200415.70 US cents/kWh18.06 US cents/kWh16.19 US cents/kWh13.35 US cents/kWh
200518.33 US cents/kWh20.70 US cents/kWh19.04 US cents/kWh15.79 US cents/kWh
200620.72 US cents/kWh23.35 US cents/kWh21.42 US cents/kWh17.96 US cents/kWh
200721.29 US cents/kWh24.12 US cents/kWh21.91 US cents/kWh18.38 US cents/kWh
200829.20 US cents/kWh32.50 US cents/kWh29.72 US cents/kWh26.05 US cents/kWh
200921.21 US cents/kWh24.20 US cents/kWh21.86 US cents/kWh18.14 US cents/kWh
201025.12 US cents/kWh28.10 US cents/kWh25.93 US cents/kWh21.94 US cents/kWh
201131.59 US cents/kWh34.68 US cents/kWh32.37 US cents/kWh28.40 US cents/kWh
201234.04 US cents/kWh37.34 US cents/kWh34.88 US cents/kWh30.82 US cents/kWh
201333.26 US cents/kWh36.98 US cents/kWh34.05 US cents/kWh29.87 US cents/kWh
201433.43 US cents/kWh37.04 US cents/kWh34.21 US cents/kWh30.22 US cents/kWh
201526.17 US cents/kWh29.60 US cents/kWh26.93 US cents/kWh23.06 US cents/kWh
201623.87 US cents/kWh27.47 US cents/kWh24.64 US cents/kWh20.69 US cents/kWh
201726.05 US cents/kWh29.50 US cents/kWh26.77 US cents/kWh22.92 US cents/kWh
201829.18 US cents/kWh32.47 US cents/kWh29.90 US cents/kWh26.10 US cents/kWh
201928.72 US cents/kWh32.06 US cents/kWh29.23 US cents/kWh25.76 US cents/kWh
202027.55 US cents/kWh30.28 US cents/kWh28.41 US cents/kWh24.45 US cents/kWh
202130.31 US cents/kWh33.49 US cents/kWh30.88 US cents/kWh27.12 US cents/kWh
202239.72 US cents/kWh43.03 US cents/kWh40.18 US cents/kWh36.71 US cents/kWh
202338.60 US cents/kWh42.39 US cents/kWh39.03 US cents/kWh35.28 US cents/kWh
202438.00 US cents/kWh42.86 US cents/kWh38.18 US cents/kWh34.13 US cents/kWh
202535.72 US cents/kWh40.59 US cents/kWh36.37 US cents/kWh31.46 US cents/kWh
Sector, 2025Average priceSalesCustomers
All sectors 35.72 US cents/kWh 9.14 TWh 510,653
Residential 40.59 US cents/kWh 2.75 TWh 449,924
Commercial 36.37 US cents/kWh 2.81 TWh 59,875
Industrial 31.46 US cents/kWh 3.57 TWh 854
Transportation 0.00 US cents/kWh 0 TWh 0

Prices are average revenue per kWh sold, including delivery charges and taxes collected by utilities, in nominal US cents.

Source: U.S. Energy Information Administration (EIA). (US Government work, public domain) Data as of 2025.

Month by Month

EIA monthly statistics, preliminary for recent months
MonthGenerationAverage price, all sectorsResidential price
June 2026 768 GWh 47.55 US cents/kWh 52.72 US cents/kWh
May 2026 762 GWh 46.14 US cents/kWh 52.00 US cents/kWh
April 2026 752 GWh 42.25 US cents/kWh 46.62 US cents/kWh
March 2026 784 GWh 37.33 US cents/kWh 42.23 US cents/kWh
February 2026 669 GWh 37.78 US cents/kWh 43.00 US cents/kWh
January 2026 788 GWh 36.44 US cents/kWh 39.79 US cents/kWh
December 2025 815 GWh 37.12 US cents/kWh 41.62 US cents/kWh
November 2025 801 GWh 35.82 US cents/kWh 40.20 US cents/kWh
October 2025 846 GWh 35.10 US cents/kWh 39.74 US cents/kWh
September 2025 830 GWh 34.66 US cents/kWh 39.54 US cents/kWh
August 2025 836 GWh 34.40 US cents/kWh 38.90 US cents/kWh
July 2025 813 GWh 34.51 US cents/kWh 39.36 US cents/kWh

Source: U.S. Energy Information Administration (EIA). (US Government work, public domain) Data as of June 2026.