Washing Machine Electricity Calculator in Montana
Use this appliance electricity calculator to estimate washing machine operating cost in Montana using typical wattage and runtime assumptions tied to the statewide residential electricity rate.
Key metrics
| Metric | Value |
|---|---|
| Montana average rate | 13.33 ¢/kWh |
| Assumed wattage | 700 W |
| Typical usage pattern | 0.5 hours/day |
| Typical monthly cost | $1.40 |
| Typical yearly cost | $17.03 |
Washing Machine in Montana vs U.S. benchmark
Calculator assumptions
This calculator uses a typical wattage range of 400-1,400 W, with a standard working assumption of 700 watts for 0.5 hours/day. The formula is kWh = (watts × hours) / 1000.
At this profile, the appliance uses 10.5 kWh per month and 127.7 kWh per year in the model.
Appliance calculator scenarios
| Scenario | Hours/day | Annual energy | Montana monthly | U.S. monthly | Montana yearly |
|---|---|---|---|---|---|
| Light usage | 0.5 hours/day | 127.7 kWh | $1.40 | $1.92 | $17.03 |
| Typical usage | 0.5 hours/day | 127.7 kWh | $1.40 | $1.92 | $17.03 |
| Heavy usage | 2.5 hours/day | 638.8 kWh | $7.00 | $9.58 | $85.15 |
Appliance cost reference page
The dedicated appliance page below uses the same statewide rate and wattage assumptions in a longer-form layout. This calculator stays focused on quick hour-profile comparisons.
More comparison links
Browse related comparisons from the energy comparison hub without leaving the calculator context.
Compare electricity options in Montana
Explore savings options, plan types, and provider offers for Montana.
Track Montana electricity changes
Get notified about 11 kWh rate changes and savings opportunities in Montana.
Other appliance calculators in Montana
- Refrigerator calculator — Model refrigerator electricity cost in Montana at 13.33 ¢/kWh.
- Space Heater calculator — Model space heater electricity cost in Montana at 13.33 ¢/kWh.
- Window AC calculator — Model window ac electricity cost in Montana at 13.33 ¢/kWh.
- Portable AC calculator — Model portable ac electricity cost in Montana at 13.33 ¢/kWh.
- Central AC calculator — Model central ac electricity cost in Montana at 13.33 ¢/kWh.
- Clothes Dryer calculator — Model clothes dryer electricity cost in Montana at 13.33 ¢/kWh.
- Dishwasher calculator — Model dishwasher electricity cost in Montana at 13.33 ¢/kWh.
State cost and bill pathways for Montana
- Average power price in Montana — Residential rate benchmark used in scenario estimates
- Montana electricity overview — Core authority page with statewide pricing context
- Electricity cost in Montana — State-level cost, affordability, and value overview
- Montana monthly electricity bill estimate — Bill-focused context for household usage
- Electric bill estimator scenarios in Montana — Household profile bill scenarios with fixed monthly kWh assumptions
- Montana data profile — Machine-readable state profile and metrics
Historical and trend pages
- Historical electricity prices in Montana — Historical context and trend interpretation
- Electricity inflation in Montana — State electricity inflation analysis
- Montana electricity price volatility — Volatility and rate movement profile
Fixed-usage and calculator pathways
- Electricity cost for 500 kWh in Montana — Usage-tier estimate for the same state
- Electricity cost for 1,000 kWh in Montana — Usage-tier estimate for the same state
- 1,500 kWh cost in Montana — Usage-tier estimate for the same state
- Custom usage calculator for Montana — Custom kWh and scenario cost calculation
Appliance and estimator pathways
- Refrigerator cost in Montana — Appliance operating-cost page for this state
- Refrigerator calculator in Montana — Calculator page for adjusting wattage and usage for this appliance
- Space Heater cost in Montana — Appliance operating-cost page for this state
- Space Heater calculator in Montana — Calculator page for adjusting wattage and usage for this appliance
- Window Ac cost in Montana — Appliance operating-cost page for this state
- Window Ac calculator in Montana — Calculator page for adjusting wattage and usage for this appliance
State comparison pathways for Montana
- Compare Montana with other states — State-to-state comparison hub
- Montana vs California electricity cost — Head-to-head comparison page
- Montana vs Florida electricity cost — Head-to-head comparison page
Discovery and navigation hubs
- Montana electricity hub — Guide to this state's electricity rate, usage, comparison, and tool pages
- Electricity cost scenario hub — Entry point for residential and industry scenario pages
- Montana electricity cost overview — State-level electricity cost page with rates and typical bill context
- Montana average electricity bill benchmark — Typical monthly bill estimate using a standard household usage assumption
- Montana electricity bill estimator — Household profile bill scenarios for this state
- Electricity usage hubs — Browse cost pages by common household usage tiers
Consumer electricity drivers
- Price drivers in Montana — Understand what influences state electricity prices
Source & Method
Source: U.S. Energy Information Administration (EIA) Retail Sales of Electricity. Updated: February 2026. Estimates are energy-only and exclude delivery charges, taxes, and fixed utility fees. For how rates and estimates are defined, see the methodology hub.