Green Mountain Energy Company electricity rates
Green Mountain Energy Company charges an average of 17.52 cents per kilowatt-hour to residential customers, and the average household on its system paid $160 a month using 912 kilowatt-hours, according to its 2024 filing with the U.S. Energy Information Administration.
Competitive retail supplier ERCO Texas
Where Green Mountain Energy Company sits
It serves 292,172 residential customers, making it one of the larger utilities in Texas. Its 17.52¢ per kilowatt-hour runs 6.6% above the Texas average of 16.44¢.
Consumption is close to the national norm at 912 kilowatt-hours a month against 871, so the rate translates fairly directly into the bill.
Sells electricity in a state with retail choice. The local wires company still delivers the power and bills separately for that. That matters because a bill is not only the cost of generating electricity: it also carries the cost of the network, and who owns that network changes how it is paid for.
| Rate | Monthly bill | Monthly kWh | |
|---|---|---|---|
| Green Mountain Energy Company | 17.52¢ | $160 | 912 |
| Texas average | 16.44¢ | $173 | 1,093 |
| United States average | 18.44¢ | $155 | 871 |
Utility figures: U.S. Energy Information Administration, Form EIA-861 annual electric power industry report, 2024. State and national figures: Electric Power Monthly, May 2026. Methodology
Other Texas utilities
| Utility | Rate | Bill | Customers |
|---|---|---|---|
| Reliant Energy Retail Services | 17.38¢ | $179 | 1.5 million |
| TXU Energy Retail Co, LLC | 18.70¢ | $201 | 1.4 million |
| El Paso Electric Co | 13.46¢ | $96 | 312,576 |
| Denton County Elec Coop, Inc | 13.77¢ | $166 | 298,734 |
| Direct Energy Services | 16.37¢ | $182 | 266,249 |
Green Mountain Energy Company rates: common questions
How much does Green Mountain Energy Company charge per kilowatt-hour?
An average of 17.52 cents per kilowatt-hour across its residential customers in 2024. That is +6.6% against the Texas average of 16.44¢ and -5.0% against the national average of 18.44¢. It is an all-in average across every residential rate schedule the utility offers, not a specific tariff.
What is the average Green Mountain Energy Company bill?
$160 a month, based on total residential revenue divided by residential customers over the 2024 survey year, at an average of 912 kWh a month. The national average bill is $155 at 871 kWh.
Who owns Green Mountain Energy Company?
It is classified by the EIA as a competitive retail supplier. Sells electricity in a state with retail choice. The local wires company still delivers the power and bills separately for that.
Is Green Mountain Energy Company expensive compared with other Texas utilities?
It ranks #10 of the 132 Texas utilities covered here, counting from the most expensive. Nationally it ranks #172 of 1369.