How Much Electricity Does a Washing Machine Use?
Discover washing machine power consumption (kWh per load), motor wattage, hot vs. cold water energy impact, and monthly operating costs.
Key Takeaways & Core Facts
- Washing machine motors draw 400 to 1,400 Watts, consuming 0.3 to 0.6 kWh per load for cold-water washes.
- Washing with hot water increases total energy consumption to 1.5–2.5 kWh per load because electric water heating uses 85% to 90% of total wash energy.
- Washing clothes in cold water saves up to $40 to $80 per year for typical households.
- Running 5 loads per week costs $0.30 to $2.25 per week depending on water temperature and electricity rates (15¢ to 30¢ per kWh).
Direct Answer: Washing Machine Electricity Use & Cost
A clothes washing machine uses 0.3 kWh to 0.6 kWh per load for cold-water washes (costing about $0.06 to $0.12 per load at 20 ¢/kWh). However, washing with hot water increases energy draw to 1.5 kWh to 2.5 kWh per load ($0.30 to $0.50 per load) because 85% to 90% of total wash energy goes toward heating water.
Hot Water vs. Cold Water Wash Energy Split
Switching from hot to cold water washes saves approximately 1.5 kWh per load, translating to annual savings of $40 to $80 for typical households.
Washing Machine Cost Comparison Across Rates
| Wash Temperature | Energy per Load | Cost at 15 ¢/kWh | Cost at 20 ¢/kWh | Cost at 30 ¢/kWh | Annual Cost (5 Loads/Wk) |
|---|---|---|---|---|---|
| Cold Water Wash | 0.35 kWh | $0.05 / load | $0.07 / load | $0.11 / load | $18.20 / yr (at 20¢) |
| Warm Water Wash | 1.10 kWh | $0.17 / load | $0.22 / load | $0.33 / load | $57.20 / yr (at 20¢) |
| Hot Water Wash | 2.00 kWh | $0.30 / load | $0.40 / load | $0.60 / load | $104.00 / yr (at 20¢) |
Related Appliances & Tools
Calculate laundry costs with our Clothes Dryer Cost Calculator or Appliance Energy Cost Calculator. For dryer energy draw, read our guide on Running an Electric Clothes Dryer.
Appliance Energy Cost Calculator
Estimate clothes washer electricity costs per wash load, month, and year with transparent wattage inputs.
Calculate washer cost →Government & Official Data Sources
- ENERGY STAR — Clothes Washers Key Product Criteria (Washing machine energy factor, cold water savings, and annual kWh standards)
- U.S. Department of Energy (DOE) — Laundry Energy Efficiency Tips & Hot Water Energy Split (Motor power draw, water heater energy share, and cold water wash benefits)