Appliance Electricity Costs in Idaho

These estimates use May 2026 EIA residential electricity rates for Idaho: 12.35 cents/kWh.

ApplianceTypical wattsHours/dayMonthly cost
Space Heater1,500 W4$22.23
Oil-Filled Radiator1,200 W5$22.23
Electric Fireplace1,500 W4$22.23
Window AC900 W8$26.68
Portable AC1,200 W8$35.57
Central AC3,500 W6$77.81
Mini Split Heat Pump1,200 W8$35.57
Ceiling Fan50 W12$2.22
Box Fan75 W12$3.33
Dehumidifier600 W12$26.68
Humidifier80 W8$2.37
Air Purifier50 W24$4.45
Hot Tub4,500 W2$33.34
Pool Pump1,500 W8$44.46
Aquarium Heater150 W24$13.34
Aquarium Filter20 W24$1.78
LED Grow Light300 W12$13.34
Incandescent Light Bulb60 W5$1.11
LED Light Bulb10 W5$0.19
Christmas Lights150 W6$3.33
EV Level 1 Charger1,400 W8$41.50
EV Level 2 Charger7,200 W3$80.03
Electric Bike Charger250 W3$2.78
Refrigerator150 W24$13.34
Chest Freezer120 W24$10.67
Upright Freezer180 W24$16.01
Dishwasher1,500 W1$5.56
Electric Oven3,000 W1$11.12
Toaster Oven1,200 W0.5$2.22
Microwave1,100 W0.25$1.02
Coffee Maker1,000 W0.3$1.11
Electric Kettle1,500 W0.2$1.11
Slow Cooker250 W8$7.41
Air Fryer1,500 W0.5$2.78
Instant Pot1,000 W0.7$2.59
Clothes Dryer4,000 W1$14.82
Washing Machine700 W0.5$1.30
Clothes Iron1,200 W0.3$1.33
Hair Dryer1,600 W0.2$1.19
Electric Water Heater4,500 W3$50.02
Tankless Electric Water Heater12,000 W0.5$22.23
Well Pump1,000 W1$3.71
Sump Pump800 W0.5$1.48
Garage Door Opener500 W0.1$0.19
Security Camera6 W24$0.53
Wi-Fi Router12 W24$1.07
Cable Box25 W24$2.22
Gaming PC600 W4$8.89
Desktop Computer200 W8$5.93
Laptop60 W8$1.78
Computer Monitor40 W8$1.19
LED TV120 W5$2.22
Game Console160 W4$2.37
Printer30 W0.5$0.06
Phone Charger10 W3$0.11
Heated Blanket120 W8$3.56
Electric Mattress Pad80 W8$2.37
CPAP Machine60 W8$1.78
Treadmill800 W1$2.96
Electric Sauna6,000 W1$22.23