Cost to run appliances in Maryland
Electricity in Maryland averages 21.30¢ per kWh.
That's about 17% more than the U.S. average (18.19¢), ranking 38 of 51 from cheapest. The most recent month, July 2026, averaged 21.41¢.
| Appliance (typical use) | Per hour | Per month |
|---|---|---|
| Heating | ||
| Space heater | $0.32 | $76.68 |
| Oil-filled radiator | $0.32 | $76.68 |
| Baseboard heater | $0.32 | $76.68 |
| Electric blanket | 2¢ | $5.11 |
| Heated mattress pad | 2¢ | $4.60 |
| Electric fireplace | $0.32 | $38.34 |
| Heat pump (whole house) | $0.75 | $179 |
| Holiday | ||
| LED Christmas lights (10 strands) | 1¢ | $2.68 |
| Incandescent Christmas lights (10 strands) | 9¢ | $15.34 |
| Inflatable yard decoration | 3¢ | $5.75 |
| Home | ||
| Hot tub | 5¢ | $38.34 |
| Dehumidifier | $0.11 | $38.34 |
| Humidifier | 2¢ | $6.39 |
| Sump pump | $0.17 | $5.11 |
| Kitchen | ||
| Air fryer | $0.32 | $4.79 |
| Electric oven | $0.64 | $19.17 |
| Slow cooker | 4¢ | $10.22 |
| Instant Pot (electric pressure cooker) | $0.21 | $3.19 |
| Microwave | $0.23 | $1.76 |
| Coffee maker | $0.21 | $1.60 |
| Refrigerator | 1¢ | $9.20 |
| Chest freezer | 1¢ | $6.13 |
| Dishwasher | $0.38 | $11.50 |
| Laundry | ||
| Clothes dryer | $0.64 | $19.17 |
| Washing machine | $0.11 | $3.19 |
| Electric water heater | $0.96 | $86.27 |
| Cooling | ||
| Window air conditioner | $0.19 | $46.01 |
| Central air conditioner | $0.75 | $179 |
| Ceiling fan | 1¢ | $2.56 |
| Electronics | ||
| TV | 2¢ | $3.19 |
| Gaming PC | 9¢ | $10.22 |
| PlayStation 5 | 4¢ | $3.83 |
| Xbox Series X | 3¢ | $3.07 |
| Wi-Fi router | 0¢ | $1.53 |
| Car | ||
| EV charging (Level 2) | $1.53 | $92.02 |
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.