Electricity rates — Hawaii
A household in Hawaii using 1,000 kWh a month pays about $4,260 a year on the cheapest of 2 generally available plans — SCHEDULE ARD TOU R - Residential Time of Use - Single Phase from Hawaiian Electric Co Inc, in effect since March 2026, at the typical hour-by-hour use of homes in Hawaii. Its energy cost recovery factor changes monthly; this price uses March 2026's. Schedule retrieved October 8, 2026. A further 9 restricted and 1 older schedules are priced further down but not ranked.
- Average price
- 42.7¢ per kWh
- 12 months to June 2026
- Against the 12 months before
- +3.0%
- The 43rd-largest rise of the 50 states
- Average bill
- $220 a month
- 12 months to June 2026, up 5.3% on the 12 months before, and homes used 2.3% more
Every priced plan in Hawaii, 1,000 kWh/mo
| Plan | Per year | vs cheapest | Effective |
|---|---|---|---|
| SCHEDULE ARD TOU R - Residential Time of Use - Single Phase✓ cheapestHawaiian Electric Co Inctime-of-use · in effect since March 2026 | $4,259.84 | — | 35.5¢ |
| Schedule R Residential Service - Single PhaseHawaiian Electric Co Inctiered · in effect since March 2026 | $4,588.68 | +$328.84 | 38.2¢ |
| Priced but not ranked — restricted, older, or not verifiable as a bill | |||
| SCHEDULE R RESIDENTIAL SERVICE - Single Phase Low Income ProvisionHawaiian Electric Co Inctiered · in effect since April 2017 · low-income rate | $3,295.32 | −$964.52 | 27.5¢ |
| SCHEDULE R RESIDENTIAL SERVICE - Three Phase Low Income ProvisionHawaiian Electric Co Inctiered · in effect since April 2017 · low-income rate | $3,403.32 | −$856.52 | 28.4¢ |
| Schedule Residential TOU EV Residential Time-of-Use Service with Electric Vehicle Pilot-Single PhaseHawaii Electric Light Co Inctime-of-use · tiered · in effect since June 2015 · pilot programme | $4,225.15 | −$34.69 | 35.2¢ |
| Schedule Residential TOU EV Residential Time-of-Use Service with Electric Vehicle Pilot-Three PhaseHawaii Electric Light Co Inctime-of-use · tiered · in effect since June 2015 · pilot programme | $4,267.15 | +$7.31 | 35.6¢ |
| SCHEDULE ARD TOU R - Residential Time of Use - Three PhaseHawaiian Electric Co Inctime-of-use · in effect since March 2026 · needs three-phase service | $4,270.52 | +$10.68 | 35.6¢ |
| Schedule TOU-R Residential Time-of-Use Service - Single PhaseHawaii Electric Light Co Inctime-of-use · tiered · in effect since June 2015 · older schedule, not ranked | $4,443.32 | +$183.48 | 37.0¢ |
| Schedule TOU-R Residential Time-of-Use Service - Three PhaseHawaii Electric Light Co Inctime-of-use · tiered · in effect since June 2015 · needs three-phase service | $4,497.32 | +$237.48 | 37.5¢ |
| Schedule R Residential Service - Three PhaseHawaiian Electric Co Inctiered · in effect since March 2026 · needs three-phase service | $4,719.60 | +$459.76 | 39.3¢ |
| SCHEDULE TOU-R RESIDENTIAL TIME-OF-USE SERVICE - Single Phase - Closed RateHawaiian Electric Co Inctime-of-use · tiered · in effect since May 2023 · closed to new customers | $4,791.70 | +$531.86 | 39.9¢ |
| SCHEDULE TOU-R RESIDENTIAL TIME-OF-USE SERVICE - Three Phase - Closed RateHawaiian Electric Co Inctime-of-use · tiered · in effect since May 2023 · closed to new customers | $4,887.70 | +$627.86 | 40.7¢ |
The cheapest plan in Hawaii at each level of use
- 500 kWh/mo — cheapest $2,257.49 (SCHEDULE ARD TOU R - Residential Time of Use - Single Phase), dearest $2,357.40, a $99.91 range
- 1,000 kWh/mo — cheapest $4,259.84 (SCHEDULE ARD TOU R - Residential Time of Use - Single Phase), dearest $4,588.68, a $328.84 range
- 2,000 kWh/mo — cheapest $8,264.56 (SCHEDULE ARD TOU R - Residential Time of Use - Single Phase), dearest $9,269.64, a $1,005.08 range
What households in Hawaii pay, by EIA's count
Next down from Hawaii is California (32.9¢).
EIA lists 4 utilities serving homes in Hawaii. By homes served, the largest 4 are Hawaiian Electric Co Inc (276,206), Hawaii Electric Light Co Inc (78,386), Maui Electric Co Ltd (61,811), and Kauai Island Utility Cooperative (30,109). Member-owned cooperatives supply about 7% of its households.
Hawaii homes used the most electricity in August and the least in February (2021–2025): a summer peak, 1.3 times the lightest month. Per kWh, January and December were within 4.2% of each other.
The utilities with a ranked plan on this page serve about 65% of Hawaii's households: Hawaiian Electric Co Inc (276,206). Their median plan at 1,000 kWh a month works out to 36.9¢ per kWh, 14% below EIA's average, which is why this page compares that median with other states'.
| Average price, 12 months to June 2026 | 42.7¢ |
|---|---|
| Among the 50 states and DC | 51 of 51, 1 = lowest |
| US average, same months | 17.9¢ |
| Change on the 12 months before | ↑ +3.0% |
| Change over five years | ↑ +39.4% (US ↑ +34.7%) |
| Average price in 2001 | 16.3¢ |
| Households, 2024 | 426,573 |
| Average use per home, 2024 | 518 kWh a month (US 872) |
| Average bill per home, 2024 | $222.04 a month (US $143.64) |
Chart of this for reuse (PNG), free to republish under CC BY 4.0 with credit to WattClear.
Every year’s figure for Hawaii
| Year | Hawaii | US |
|---|---|---|
| 2025 | 40.6¢ | 17.3¢ |
| 2024 | 42.9¢ | 16.5¢ |
| 2023 | 42.4¢ | 16.0¢ |
| 2022 | 43.0¢ | 15.0¢ |
| 2021 | 33.5¢ | 13.7¢ |
| 2020 | 30.3¢ | 13.2¢ |
| 2019 | 32.1¢ | 13.0¢ |
| 2018 | 32.5¢ | 12.9¢ |
| 2017 | 29.5¢ | 12.9¢ |
| 2016 | 27.5¢ | 12.5¢ |
| 2015 | 29.6¢ | 12.7¢ |
| 2014 | 37.0¢ | 12.5¢ |
| 2013 | 37.0¢ | 12.1¢ |
| 2012 | 37.3¢ | 11.9¢ |
| 2011 | 34.7¢ | 11.7¢ |
| 2010 | 28.1¢ | 11.5¢ |
| 2009 | 24.2¢ | 11.5¢ |
| 2008 | 32.5¢ | 11.3¢ |
| 2007 | 24.1¢ | 10.7¢ |
| 2006 | 23.3¢ | 10.4¢ |
| 2005 | 20.7¢ | 9.4¢ |
| 2004 | 18.1¢ | 8.9¢ |
| 2003 | 16.7¢ | 8.7¢ |
| 2002 | 15.6¢ | 8.4¢ |
| 2001 | 16.3¢ | 8.6¢ |
Highest in August, $223; lowest in February, $177.
Every month’s bill in Hawaii
| Month | Average bill |
|---|---|
| January | $210 |
| February | $177 |
| March | $194 |
| April | $191 |
| May | $200 |
| June | $201 |
| July | $214 |
| August | $223 |
| September | $217 |
| October | $221 |
| November | $211 |
| December | $219 |
In the guides: Summer and winter bills, state by state
How Hawaii compares
At 1,000 kWh a month the median plan in Hawaii costs $4,424.26 a year: the 2nd-highest of the 31 states whose indexed plans stand for them, and 95% more than their median of $2,274.24. It sits between Connecticut ($3,606.94) and California ($4,848.37).
Its cheapest open plan, SCHEDULE ARD TOU R - Residential Time of Use - Single Phase from Hawaiian Electric Co Inc at $4,259.84, is the highest of the 31 states' cheapest plans.
8 of its 12 priceable plans price by the hour, the 7th-largest share of any state here.
In the guides: What published electricity plans cost, state by state · What a plan charges by the hour, and what moving a kilowatt-hour is worth
How Hawaii's plans are structured
Of 12 priceable plans: 10 tiered, 8 time-of-use.
Fixed monthly charges run from $10.27 to $26.32.
Who provides Hawaii's plans
These plans come from 2 utilities: Hawaii Electric Light Co Inc, Hawaiian Electric Co Inc.