NorthWestern Energy LLC - (MT) Rates: Average Bill & Price per kWh

Residential rates for NorthWestern Energy LLC - (MT) and how they compare to the Montana average — 2024 EIA-861 annual data.

Data through 2024 EIA-861, verified Oct 11, 2026

Residential customers of NorthWestern Energy LLC - (MT) average $101.20/month at 14.23¢/kWh — below the Montana average of $102.44.

Avg bill (2024)$101.20/moannual average Rate14.23¢/kWh Res. customers328,127 Bill rank#11 in MTof tracked utilities

Where NorthWestern Energy LLC - (MT) rates are heading

Annual residential figures from Form EIA-861, 2019–2024.

NorthWestern Energy LLC - (MT) price per kWh (annual) ▲ 18.4% over 2019–2024
NorthWestern Energy LLC - (MT) price per kWh (annual) 12.0¢ 13.3¢ 14.6¢ 14.2¢ 2019 2024
YearRateAvg billRes. customers
2019 12.01¢/kWh $85.21/mo 303,041
2020 12.16¢/kWh $86.89/mo 307,239
2021 12.14¢/kWh $88.50/mo 311,771
2022 12.43¢/kWh $93.69/mo 316,801
2023 14.61¢/kWh $105.52/mo 322,254
2024 14.23¢/kWh $101.20/mo 328,127

Rate context in Montana

Statewide residential price trend (12 months) — context for NorthWestern Energy LLC - (MT)'s 2024 annual figure.

Montana price per kWh (12 months) ▲ 6.0% over Jul 25–Jun 26
Montana price per kWh (12 months) 12.8¢ 14.0¢ 15.1¢ 15.1¢ Jul 25 Jun 26

NorthWestern Energy LLC - (MT) vs its state

Annual utility averages next to the latest statewide monthly figure — different windows, both labeled.

MeasureNorthWestern Energy LLC - (…Montana (latest month)
Avg bill $101.20/mo $102.44/mo
Rate 14.23¢/kWh 15.14¢/kWh

Cities served by NorthWestern Energy LLC - (MT)

Common questions

How much is the average electric bill with NorthWestern Energy LLC - (MT)?

NorthWestern Energy LLC - (MT) residential customers averaged $101.20 per month in 2024 (EIA-861 annual data) — about $1,214.34 per year.

What does NorthWestern Energy LLC - (MT) charge per kWh?

NorthWestern Energy LLC - (MT) averaged 14.23¢ per kWh for residential service in 2024 (annual revenue divided by sales, EIA-861). Actual rates depend on your plan and season.

How does NorthWestern Energy LLC - (MT) compare to the Montana average?

NorthWestern Energy LLC - (MT) bills average $101.20 — lower than the Montana average of $102.44 (latest EIA month).

How many customers does NorthWestern Energy LLC - (MT) serve?

NorthWestern Energy LLC - (MT) served 328,127 residential customers in 2024, per EIA-861 — one of the largest utilities we track in MT.

Data: Form EIA-861, 2024 annual residential figures for NorthWestern Energy LLC - (MT). Bill = residential revenue ÷ customers ÷ 12; rate = revenue ÷ sales. State context uses the latest EIA monthly data. See methodology.