Green Mountain Power
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About Green Mountain Power
Green Mountain Power is an investor owned organization headquartered in Colchester, Vermont and serving customers in 28 cities in Vermont. A total of 275,123 customers (74 industrial accounts, 48,274 commercial customer accounts and 226,775 residential properties) receive electricity from the supplier. Green Mountain Power has an average residential electricity price of 22.70 cents per kilowatt hour. This is 39.94% more than the national average rate of 16.22 cents, resulting in the supplier ranking 2809th out of 2885 companies in the US for best average electricity rate. They had sales of 4,033,029 megawatt hours in 2023 sold to end users. The electricity sourced by the company is made up of multiple sources including megawatt hours they produce in their electricity facilities and supplementary megawatt hours acquired via wholesale channels. These categories comprise 17.05% and 82.04%, respectively, of all electricity sourced. Green Mountain Power made $777,467,000 in 2023, $20,947,000 of which came from electricity sales on the wholesale energy market and $700,359,000 of which came from sales to residential energy users.
The average residential electric bill for a customer of Green Mountain Power is $138.32 per month, while the national average is $143.38. Green Mountain Power ranks as the 274th highest total electricity generator out of 3530 companies in the US. Production from nuclear facilities totaled 142,868.48 megawatt hours for the supplier. This is the 64th most out of 3530 providers in the nation. The supplier is the 52nd largest generator of hydroelectric power in the US out of 3530 suppliers, with total generation reaching 421,201 megawatt hours.
Green Mountain Power offers net metering options to their customers. Without net metering, solar panel installation is significantly less economically realistic, as citizens have no way to sell unused energy back into the infrastructure system.
Green Mountain Power has energy loss of 4.77% of their total generation during transmission. The state average for energy loss is 4.75% and the nationwide average is 2.43%. This results in Green Mountain Power receiving a ranking of 2nd best out of 17 providers in the state and 1005th best out of 3530 providers in the nation.
Green Mountain Power Rate & Electric Bills
Green Mountain Power residential electric rates are highest in November and the highest average bill is in January.
Historical Electricity Rates:
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Green Mountain Power Overview
- Company Type:Investor Owned
- Headquarters:163 Acorn Lane
Colchester, Vermont 05546
United States of America - CEO:Mari McClure
Green Mountain Power Contact
- Website:www.greenmountainpower.com
- Customer Service Phone:(888) 835-4672
- Contact Page:www.greenmountainpower.com
- Social Media:
Green Mountain Power Service
- Rates & Plans:www.greenmountainpower.com
- Outage Map:greenmountainpower.com
- States Served:
- Vermont
- Counties Served:
- Chittenden County
- Rutland County
- Washington County
- Windsor County
- Franklin County
- Major Cities Served:
- Burlington
- South Burlington
- Rutland
- Essex Junction
- Bennington CDP
- Barre
- Winooski
- Montpelier
- Brattleboro CDP
- Middlebury CDP
Quick Facts About Green Mountain Power
Green Mountain Power produces 194,904 megawatt hours of electricity from wind turbines, which is the 78th largest total out of 3530 suppliers in the US.
Green Mountain Power ranks 326th in the nation out of 3530 suppliers for total electricity production from natural gas, with production totaling 2,271.11 megawatt hours each year.
Green Mountain Power generates 674,546.88 megawatt hours (or 81.67% of their total production) from the use of sustainable fuel types in their power plants.
Green Mountain Power produces 18.33% of their total electricity generation from non-renewable fuels. The total electricity generated from non-renewable sources is 151,378.17 megawatt hours, which is 300th highest out of 3530 providers in the nation.
Green Mountain Power ranks 234th in the United States out of 3530 companies for total megawatt hours produced from solar energy sources.



Energy Loss
Green Mountain Power's energy loss due to business operations.
Total Energy Loss
233,086MWh
1005 National Rank
Power Outages
Currently, 0 customers are being tracked in Green Mountain Power.
Green Mountain Power Production, Sales, and Emissions by Fuel Types
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Green Mountain Power Coverage Map

Green Mountain Power State Coverage
| State | Customers | Sales ($) | State Rank Based On Revenue | % of Provider's Residential Sales in State |
|---|---|---|---|---|
| Vermont | 275,271 | 769,109,000 | 1 | 100% |
Green Mountain Power County Coverage
| County | Population | Providers | Avg. County Rate (¢) | Avg. Electric Bill |
|---|---|---|---|---|
| Addison County | 37,306 | 2 | 22.64 | $133.81/mo |
| Bennington County | 37,235 | 1 | 22.63 | $133.81/mo |
| Caledonia County | 30,402 | 6 | 23.18 | $131.76/mo |
| Chittenden County | 169,301 | 3 | 22.85 | $132.99/mo |
| Essex County | 5,972 | 3 | 23.11 | $132.80/mo |
| Franklin County | 49,752 | 4 | 22.02 | $133.44/mo |
| Grand Isle County | 7,249 | 2 | 23.61 | $134.08/mo |
| Lamoille County | 25,920 | 7 | 22.41 | $130.53/mo |
| Orange County | 29,286 | 2 | 25.72 | $146.74/mo |
| Rutland County | 60,662 | 2 | 22.60 | $133.62/mo |
Power Plants Owned by Green Mountain Power
| Plant | City/County | State | Primary Fuel Type | Production (MWh) | Emission (kg) | Emissions/MWh | Toxic Chemical Release | Closing Date |
|---|---|---|---|---|---|---|---|---|
| New London County | CT | Nuclear | 16,516,587 | |||||
| Burlington | VT | Wood/Wood Waste Solids | 186,002 | 263,691,972.74 | 1,417.68 | |||
Kingdom Community WindGreen Mountain Power (100.00%) | Orleans County | VT | Wind | 183,923 | ||||
| Hampden County | MA | Distillate Fuel Oil | 76,726 | 48,724,387.42 | 635.04 | |||
| Cousins Island CDP | ME | Residual Fuel Oil | 50,421 | 47,038,207.55 | 932.91 | |||
Essex Junction 19Green Mountain Power (100.00%) | Essex Junction | VT | Conventional Hydroelectric | 37,459 | 92,826 | 2.48 | ||
Searsburg Wind TurbineGreen Mountain Power (100.00%) | Bennington County | VT | Wind | 10,981 | ||||
Berlin 5Green Mountain Power (100.00%) | Washington County | VT | Kerosene | 952 | 1,247,944 | 1,310.87 | ||
Stafford Hill Solar HybridGreen Mountain Power (100.00%) | Rutland | VT | Solar | 923 | ||||
AscutneyGreen Mountain Power (100.00%) | Windsor County | VT | Distillate Fuel Oil | 182 | 406,419.34 | 2,233.07 |
Green Mountain Power Production Fuel Makeup
Cities Green Mountain Power Has Coverage
- Barre, VT
- Bellows Falls, VT
- Burlington, VT
- Cambridge, VT
- Essex Junction, VT
- Jacksonville, VT
- Jeffersonville, VT
- Jericho, VT
- Ludlow, VT
- Manchester, VT
- Marshfield, VT
- Montpelier, VT
- Newbury, VT
- Newfane, VT
- North Bennington, VT
- Old Bennington, VT
- Perkinsville, VT
- Poultney, VT
- Rutland, VT
- Saxtons River, VT
- South Burlington, VT
- St. Albans, VT
- Vergennes, VT
- Waterbury, VT
- Wells River, VT
- Westminster, VT
- Winooski, VT
- Woodstock, VT
* City coverage generated based on government data. Always verify you can get service from the provider.
Green Mountain Power Reviews
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Green Mountain Power FAQ:
What percentage of Green Mountain Power's electricity is generated using nonrenewable fuel types?
Green Mountain Power produces 18.33% of their electricity using nonrenewable fuel sources.
What is the average bundled electricity rate for Green Mountain Power customers?
Customers of Green Mountain Power, on average, have an electricity bundled rate 22.70 cents per kilowatt hour (¢/kWh).
What is the average bundled bill for Green Mountain Power customers each month?
Green Mountain Power currently has an average monthly bundled electric bill of $138.32, compared to the Vermont average of $127.85 and the US of $127.85 for bundled service.
How many power plants are owned by or associated with Green Mountain Power?
Green Mountain Power is associated with or owns 10 power plants.
What is the phone number for Green Mountain Power?
Green Mountain Power's customer service phone number is (888) 835-4672
How many counties does Green Mountain Power sell electricity to?
Green Mountain Power offers service in 13 counties in the nation including Vermont.
Who is the CEO of Green Mountain Power?
Mari McClure is the CEO of Green Mountain Power.
What cities does Green Mountain Power provider electricity in?
Green Mountain Power supplies to 28 cities.
What percentage of Green Mountain Power's electricity is produced from renewable fuels?
Electric plants owned by or associated with Green Mountain Power produce 81.67% of their electricity using renewable fuels.