Massachusetts · Retail Power Marketer
Ambit Energy Holdings, LLC
19.04¢ per kWh, energy only, EIA-861 2025. Average bill $106.54 at 559.6 kWh a month, across 5,223 customers on that row.
Massachusetts averaged 30.41¢/kWh and $181.08 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: 5,223, the largest residential count across service types.
Estimate a bill
The figure below is this utility's 2025 EIA residential average.
2025 EIA average
$190.40
19.04¢/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 | 9.39¢ | $32.54 | 346.4 | 3,976 |
| 2016 | 8.62¢ | $56.07 | 650.5 | 10,639 |
| 2017 | 10.06¢ | $65.86 | 654.4 | 15,671 |
| 2018 | 11.60¢ | $81.88 | 705.9 | 20,653 |
| 2019 | 13.55¢ | $73.89 | 545.4 | 22,558 |
| 2020 | 13.92¢ | $91.67 | 658.7 | 15,608 |
| 2021 | 14.03¢ | $89.40 | 637.3 | 14,448 |
| 2022 | 18.23¢ | $116.23 | 637.7 | 11,550 |
| 2023 | 21.49¢ | $121.46 | 565.3 | 7,840 |
| 2024 | 19.95¢ | $109.25 | 547.5 | 6,282 |
| 2025 | 19.04¢ | $106.54 | 559.6 | 5,223 |
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