Rates by state / Hawaii / Kauai Island Utility Cooperative
Cooperative · 30,335 residential customers
Kauai Island Utility Cooperative electricity rates
Residential customers paid an average of 38.4¢ per kWh in 2025, 12% below the Hawaii average of 43.5¢ for the latest 12 months.
Average rate
38.4¢/kWh
2025, all residential revenue ÷ kWh
Average bill
$213/mo
At 553 kWh a month
1-year change
-6.9%
5 years: +14.0%
Average rate by year
202033.7¢
202136.3¢
202239.3¢
202337.5¢
202441.3¢
202538.4¢
Kauai Island Utility Cooperative bill at different usage levels
Estimated monthly bill at Kauai Island Utility Cooperative's 2025 average rate of 38.4¢ per kWh. Actual bills vary with your plan, fixed charges and taxes.
| Monthly use | Kauai Island Utility Cooperative | Hawaii average |
|---|---|---|
| 500 kWh (about average here) | $192 | $218 |
| 750 kWh | $288 | $326 |
| 1,000 kWh | $384 | $435 |
| 1,500 kWh | $576 | $653 |
| 2,000 kWh | $769 | $870 |
Other utilities in Hawaii
| Utility | Customers | Rate |
|---|---|---|
| Hawaiian Electric Co Inc | 276,853 | 40.5¢ |
| Hawaii Electric Light Co Inc | 79,318 | 45.8¢ |
| Maui Electric Co Ltd | 61,877 | 42.0¢ |
Kauai Island Utility Cooperative: common questions
- How much does Kauai Island Utility Cooperative charge per kWh?
- Kauai Island Utility Cooperative residential customers paid an average of 38.4¢ per kWh in 2025, counting all charges, according to EIA Form 861 data.
- What is the average Kauai Island Utility Cooperative electric bill?
- The average Kauai Island Utility Cooperative household used 553 kWh a month in 2025, which works out to about $213 a month at the average rate.
- Is Kauai Island Utility Cooperative cheaper than other utilities in Hawaii?
- Kauai Island Utility Cooperative's average rate is 12% below the Hawaii average of 43.5¢. It has the lowest average rate in Hawaii of 4 utilities.
- Did Kauai Island Utility Cooperative raise rates?
- Kauai Island Utility Cooperative's average residential rate changed -6.9% from 2024 to 2025 and +14.0% since 2020.
- Is my Kauai Island Utility Cooperative bill too high?
- Enter the kWh and amount from your bill in the free bill check on AverageElectricBill.com. It compares your use with similar Hawaii homes and your rate with Kauai Island Utility Cooperative's average.
Got a Kauai Island Utility Cooperative bill?
Check my billSource: U.S. EIA Form EIA-861, 2025 final data.