Maryland · Retail Power Marketer
WGL Energy Services, Inc.
12.05¢ per kWh, energy only, EIA-861 2025. Average bill $94.38 at 783.1 kWh a month, across 14,898 customers on that row.
Maryland averaged 19.53¢/kWh and $184.42 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: 14,898, the largest residential count across service types.
Estimate a bill
The figure below is this utility's 2025 EIA residential average.
2025 EIA average
$120.50
12.05¢/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 | 9.36¢ | $95.09 | 1,015.8 | 73,938 |
| 2016 | 9.23¢ | $89.37 | 968.4 | 61,446 |
| 2017 | 8.57¢ | $75.37 | 880.0 | 52,347 |
| 2018 | 8.26¢ | $80.73 | 977.4 | 45,719 |
| 2019 | 8.46¢ | $79.60 | 940.7 | 41,388 |
| 2020 | 7.81¢ | $70.85 | 907.4 | 39,439 |
| 2021 | 8.22¢ | $74.10 | 901.2 | 35,963 |
| 2022 | 9.95¢ | $83.95 | 843.4 | 33,842 |
| 2023 | 13.21¢ | $105.18 | 796.5 | 29,132 |
| 2024 | 11.09¢ | $88.90 | 801.4 | 27,043 |
| 2025 | 12.05¢ | $94.38 | 783.1 | 14,898 |
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