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Green Mountain Power Corp
Green Mountain Power Corp served 227,727 residential customers in Vermont in 2025 (72.5% of the state's residential customers), the 1st largest of 3 utilities reporting there. Bundled service; ownership: investor owned; balancing authority ISNE.
The meter, one average month.
Scroll to run 30 days of Green Mountain Power Corp's average residential use through a five-dial register.
- Used so far
- 601 kWh
- At 23.29¢/kWh
- $140
Price ruler0 to 50¢ per kWh
Where 23.29¢ sits.
Green Mountain Power Corp averaged 23.29¢ per kWh against a Vermont residential average of 22.92¢: 1.6% above the state figure.
2020 and 2025EIA-861
Five years, same meter.
In 2020 the average Green Mountain Power Corp home used 582 kWh a month at 20.0¢ and paid $116. In 2025 it used 601 kWh at 23.29¢ and paid $140: the price per kWh is up 16.4%.
| Measure | 2020 | 2025 |
|---|---|---|
| Price, ¢/kWh | 20.0 | 23.29 |
| Use, kWh a month | 582 | 601 |
| Bill, US$ a month | 116.32 | 139.9 |
| Class | Customers | MWh sold | ¢/kWh |
|---|---|---|---|
| Residential | 227,727 | 1,641,614 | 23.29 |
| Commercial | 49,185 | 1,489,689 | 20.38 |
| Industrial | 74 | 1,013,281 | 11.45 |
Who else is on the line
Homes are one class.
Homes took 39.6% of the electricity Green Mountain Power Corp sold in Vermont in 2025.
Rooftop solar on its linesnet metering
6,393 roofs.
- Residential net-metered PV
- 6,393installations reported for 2025
- Capacity
- 79.9 MWresidential, net metered
- Per 1,000 homes
- 28.1installations per 1,000 residential customers
Service territoryEIA-861
13 counties.
AddisonBenningtonCaledoniaChittendenEssexFranklinLamoilleOrangeOrleansRutlandWashingtonWindhamWindsor
Counties in Vermont where Green Mountain Power Corp reported serving customers in 2025 (13 in all; up to 24 listed).
EIA-8612025Utility 7601
The filing, line by line.
| Measure | Value | Unit |
|---|---|---|
| Average price | 23.29 | ¢/kWh |
| Vermont average price | 22.92 | ¢/kWh |
| Difference from state average | 1.6 | % |
| Price change over 5 years | 16.4 | % |
| Typical monthly use | 601 | kWh |
| Typical monthly bill | 139.9 | US$ |
| Residential customers | 227,727 | accounts |
| Share of VT residential customers | 72.5 | % |
| Size rank in VT | 1 of 3 | by customers |
Rate plans on fileOpenEI URDB
3 active plans.
- Time-of-use
- 2more than one energy period within a month
- Seasonal only
- 0price changes by month, not by hour
- Median fixed charge
- $24.69US dollars per month
- Median flat energy rate
- 21.46¢cents per kWh, one period and one tier
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.