Cost to run appliances in Washington
Electricity in Washington averages 14.40¢ per kWh.
That's about 21% less than the U.S. average (18.19¢), ranking 15 of 51 from cheapest. The most recent month, July 2026, averaged 14.71¢.
| Appliance (typical use) | Per hour | Per month |
|---|---|---|
| Heating | ||
| Space heater | $0.22 | $51.84 |
| Oil-filled radiator | $0.22 | $51.84 |
| Baseboard heater | $0.22 | $51.84 |
| Electric blanket | 1¢ | $3.46 |
| Heated mattress pad | 1¢ | $3.11 |
| Electric fireplace | $0.22 | $25.92 |
| Heat pump (whole house) | $0.50 | $121 |
| Holiday | ||
| LED Christmas lights (10 strands) | 1¢ | $1.81 |
| Incandescent Christmas lights (10 strands) | 6¢ | $10.37 |
| Inflatable yard decoration | 2¢ | $3.89 |
| Home | ||
| Hot tub | 4¢ | $25.92 |
| Dehumidifier | 7¢ | $25.92 |
| Humidifier | 1¢ | $4.32 |
| Sump pump | $0.12 | $3.46 |
| Kitchen | ||
| Air fryer | $0.22 | $3.24 |
| Electric oven | $0.43 | $12.96 |
| Slow cooker | 3¢ | $6.91 |
| Instant Pot (electric pressure cooker) | $0.14 | $2.16 |
| Microwave | $0.16 | $1.19 |
| Coffee maker | $0.14 | $1.08 |
| Refrigerator | 1¢ | $6.22 |
| Chest freezer | 1¢ | $4.15 |
| Dishwasher | $0.26 | $7.78 |
| Laundry | ||
| Clothes dryer | $0.43 | $12.96 |
| Washing machine | 7¢ | $2.16 |
| Electric water heater | $0.65 | $58.32 |
| Cooling | ||
| Window air conditioner | $0.13 | $31.10 |
| Central air conditioner | $0.50 | $121 |
| Ceiling fan | 1¢ | $1.73 |
| Electronics | ||
| TV | 1¢ | $2.16 |
| Gaming PC | 6¢ | $6.91 |
| PlayStation 5 | 3¢ | $2.59 |
| Xbox Series X | 2¢ | $2.07 |
| Wi-Fi router | 0¢ | $1.04 |
| Car | ||
| EV charging (Level 2) | $1.04 | $62.21 |
Rates are average residential prices from the U.S. Energy Information Administration, January–July 2026 (EIA Electric Power Monthly). Your bill's rate may differ, so enter your own in the calculator.