Green Mountain Power and solar
Green Mountain Power is an investor-owned utility serving about 227,727 homes in Vermont. Here's what its rates and export rules mean for solar: for a typical customer, solar is worth it.
- Average price (2026 est.)
- 24.3¢2% above Vermont average
- Typical bill
- $146601 kWh a month
- Exports credited
- 17¢Full retail net metering
- Typical payback
- 11.2 yrs6.5 kW, cash
Export rules for Green Mountain Power customers
Full retail net metering — about 17¢ per exported kWh, monthly netting.
Blended rate +/- adjustors; exact 2026-28 values not verified.
Solar for a typical Green Mountain Power home
| System | 6.5 kW (110% of 601 kWh/month) |
|---|---|
| Cost | $21,050 |
| First-year savings | $1,867 |
| Payback | 11.2 years |
| 25-year net | $33,826 |
Uses the utility's average price.
Solar adoption
- Homes with solar (2025)
- 6,393
- Share of customers
- 2.8%
- Residential solar capacity
- 80 MW
- Residential customers
- 227,727
EIA-861, 2025.
Questions about Green Mountain Power and solar
Does Green Mountain Power have net metering?
Blended rate +/- adjustors; exact 2026-28 values not verified. Exported power is credited at about 17¢ per kWh.
How much does electricity cost with Green Mountain Power?
Residential customers paid an average of 23.3¢ per kWh in 2025 (EIA), about 24.3¢ adjusted to 2026. The typical home uses 601 kWh a month, a bill of about $146.
Is solar worth it with Green Mountain Power?
For a typical customer, solar is worth it: a 6.5 kW system costing about $21,050 pays back in about 11.2 years, with $33,826 net over 25 years.
How many Green Mountain Power customers have solar?
About 6,393 homes had net-metered solar at the end of 2025, roughly 2.8% of residential customers (EIA-861).
Legal name: Green Mountain Power Corp (EIA ID 7601). Data: EIA-861 2025 and monthly data through 2026, state policy research October 2026.