Rate Comparison Information

NorthWestern Energy historically has had rates that are among the lowest in the nation. If you are planning to relocate your family or business, this information may help you estimate the cost difference of your monthly electricity and/or natural gas bill.


Residential Electric Monthly Costs - January 2024

  • 750 kWh Bundled Service - Supply & Delivery Costs
  • U.S. National Average - $107/month

Map showing comparison of electric rates across the country.

Source:  Edison Electric Institute Typical Bills and Average Rates Report, Jan. 1, 2024

 

Residential Natural Gas Average Monthly State Costs - January 2024

  • Bundled Service - Supply & Delivery Costs
  • Monthly Cost for 100 Therms - As of January 2024
  • U.S. National Average - $118/month

 

Map showing a comparison of gas rates across the US


Source: www.eia.doe.gov.  - US Natural Gas Sector Report for average cost of gas sold in January 2024. NorthWestern Energy costs are calculated by dividing total revenues by total sales. 

Note: Electric rates are as of June 2023 as published in the Edison Electric Institute (EEI) Typical Bills and Average Rate Report. Natural gas rates are state-level averages cost of gas sold for 100 therms as of June 2023 from the Energy Information Administration Department of Energy website: www.eia.doe.gov. NorthWestern Energy natural gas rates for Montana, Nebraska, and South Dakota are average cost of gas sold for 100 therms as of June 2023. To see NorthWestern Energy’s current monthly electric and natural gas rates go to: Rates and Tariffs.