Delaware · Retail Power Marketer
Rushmore Energy, LLC
13.07¢ per kWh, energy only, EIA-861 2025. Average bill $86.02 at 658.3 kWh a month, across 1,246 customers on that row.
Delaware averaged 17.15¢/kWh and $157.80 a month. The United States averaged 17.23¢/kWh and $150.68. State and national figures come from EIA's Average Bill file.
Revenue divided by sales, EIA-861 Sales to Ultimate Customers, 2025, released October 7, 2026. Texas wires utilities come from the Delivery Companies file. The price and bill use energy only service. Customer count: 1,246, the largest residential count across service types.
Estimate a bill
The figure below is this utility's 2025 EIA residential average.
2025 EIA average
$130.70
13.07¢/kWh × 1,000 kWh. Energy only residential average, EIA-861 2025. The customer charge is already folded into this average, so it stands beside a tariff total rather than being added to it.
Annual history
| Year | ¢/kWh | Avg. bill | Avg. kWh | Customers |
|---|---|---|---|---|
| 2015 | — | — | — | — |
| 2016 | — | — | — | — |
| 2017 | — | — | — | — |
| 2018 | — | — | — | — |
| 2019 | — | — | — | — |
| 2020 | — | — | — | — |
| 2021 | 10.05¢ | $68.73 | 683.9 | 2,435 |
| 2022 | 10.15¢ | $75.02 | 739.3 | 3,023 |
| 2023 | 10.25¢ | $71.65 | 698.9 | 1,938 |
| 2024 | 10.78¢ | $81.68 | 757.5 | 1,137 |
| 2025 | 13.07¢ | $86.02 | 658.3 | 1,246 |
EIA-861, 2015–2025, using the same service type as the 2025 figure. A blank year means that service was not in the file.
Counties
EIA's 2025 service-territory file does not list counties for this utility.
EIA-861 Service Territory, 2025. A listed county is the county EIA recorded. It does not mean every address in the county is served. Open this utility in the bill calculator · Rate history tool