Quick Answer
Green Mountain Power currently charges $0.2146/kWh, up 5.1% year-over-year. An 8 kW solar system saves approximately $2,060/year at this rate.
Green Mountain Power Electricity Rate Tracker 2026
Track Green Mountain Power's residential electricity rates over time and see how rate changes impact solar panel savings for Vermont homeowners.
Current Residential Rate
$0.2146/kWh
Service Territory
Most of Vermont (~75% of customers)
Customers
275K
Rate Type
regulated
Primary State
Vermont
Rate History
Green Mountain Power's residential electricity rate from January 2024 to the present. The orange bar represents the current rate.
Rate History Details
| Month | Rate ($/kWh) | Change | Source |
|---|---|---|---|
| January 2026Current | $0.2146 | +2.4% | GMP rate filing |
| June 2025 | $0.2095 | +2.6% | EIA Form 861 |
| January 2025 | $0.2042 | +3.1% | GMP rate filing |
| June 2024 | $0.1980 | +2.3% | EIA Form 861 |
| January 2024 | $0.1935 | -- | VT PUC rate case |
What Green Mountain Power Rates Mean for Solar
Based on Green Mountain Power's current rate of $0.2146/kWh, here is what an average 8 kW residential solar system delivers in savings. These figures assume a system cost of $3.10/W with no federal tax credit (expired Dec 2025), 1,200 kWh/kW annual production, and 0.4% annual panel degradation.
$2,060
8 kW system at current rate
12 years
Cash purchase, no ITC
$71,049
3% annual rate escalation
Frequently Asked Questions
What is Green Mountain Power's current rate?
How much have GMP rates increased?
How much can I save with solar on GMP?
Does GMP offer a battery program?
Lock In Your Savings Before Rates Rise Again
Green Mountain Power rates have risen 5.1% over the past year. Solar lets you generate your own electricity and protect against future increases. Get a free custom estimate for your home.
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