Montana electric utilities

Residential electricity data by utility in Montana

These 1 provider pages passed our first-publication quality rules: finalized 2024 EIA data, bundled residential service, observed data, at least 100,000 customers, and a reported service territory.

NorthWestern Energy LLC - (MT) Investor Owned · EIA 12825 14.23¢/kWh 328,125 residential customers

Important

Provider averages are historical—not tariff sheets.

EIA annual provider averages are useful for understanding reported residential revenue and sales. Actual customer bills depend on the current tariff and other bill components. For newer statewide context, see the Montana electricity-rate page.