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Hawaiian Electric Co Inc
Hawaiian Electric Co Inc served 276,853 residential customers in Hawaii in 2025 (61.7% of the state's residential customers), the 1st largest of 4 utilities reporting there. Bundled service; ownership: investor owned; balancing authority HECO.
The meter, one average month.
Scroll to run 30 days of Hawaiian Electric Co Inc's average residential use through a five-dial register.
- Used so far
- 468 kWh
- At 40.54¢/kWh
- $190
Price ruler0 to 50¢ per kWh
Where 40.54¢ sits.
Hawaiian Electric Co Inc averaged 40.54¢ per kWh against a Hawaii residential average of 40.59¢: 0.1% below the state figure. Among the 3 investor owned utilities in Hawaii with bundled residential sales, it ranks 1st from the lowest price.
2020 and 2025EIA-861
Five years, same meter.
In 2020 the average Hawaiian Electric Co Inc home used 528 kWh a month at 28.74¢ and paid $152. In 2025 it used 468 kWh at 40.54¢ and paid $190: the price per kWh is up 41%.
| Measure | 2020 | 2025 |
|---|---|---|
| Price, ¢/kWh | 28.74 | 40.54 |
| Use, kWh a month | 528 | 468 |
| Bill, US$ a month | 151.87 | 189.9 |
| Class | Customers | MWh sold | ¢/kWh |
|---|---|---|---|
| Residential | 276,853 | 1,556,303 | 40.54 |
| Commercial | 33,231 | 1,952,281 | 34.67 |
| Industrial | 475 | 2,749,674 | 30.26 |
Who else is on the line
Homes are one class.
Homes took 24.9% of the electricity Hawaiian Electric Co Inc sold in Hawaii in 2025.
Rooftop solar on its linesnet metering
68,048 roofs.
- Residential net-metered PV
- 68,048installations reported for 2025
- Capacity
- 370.0 MWresidential, net metered
- Per 1,000 homes
- 245.8installations per 1,000 residential customers
Service territoryEIA-861
1 counties.
Honolulu
Counties in Hawaii where Hawaiian Electric Co Inc reported serving customers in 2025 (1 in all; up to 24 listed).
EIA-8612025Utility 19547
The filing, line by line.
| Measure | Value | Unit |
|---|---|---|
| Average price | 40.54 | ¢/kWh |
| Hawaii average price | 40.59 | ¢/kWh |
| Difference from state average | -0.1 | % |
| Price change over 5 years | 41.0 | % |
| Typical monthly use | 468 | kWh |
| Typical monthly bill | 189.9 | US$ |
| Residential customers | 276,853 | accounts |
| Share of HI residential customers | 61.7 | % |
| Size rank in HI | 1 of 4 | by customers |
| Price rank, investor owned peers | 1 of 3 | 1 = lowest |
Rate plans on fileOpenEI URDB
6 active plans.
- Time-of-use
- 4more than one energy period within a month
- Seasonal only
- 0price changes by month, not by hour
- Median fixed charge
- $21.70US dollars per month
Active residential plans: not ended, started within the last 5 years, latest version of each plan name. Time-of-use means more than one energy period within a single month; plans whose price changes only by season are counted as seasonal.