How Much Does It Cost to Run Microwave?
A microwave draws around 1,000 watts but only for minutes at a time, so its cost per use is tiny. At the US-average rate of 16.5¢/kWh, running a microwave costs about $2.51/month ($30.08/year) at typical use. Adjust the watts, hours, and your rate below for your exact number.
Cost to run a microwave
$30/yr
- Per day
- $0.08
- Per month
- $2.51
- Energy per year
- 183 kWh
Cost = power (kW) × hours × days × your rate. Defaults are typical values — enter your appliance's actual watts (often on a label) and your real rate for a precise figure.
Cost to run a microwave by electricity rate
Same 1,000 W appliance, 0.5 h/day — the bill changes with where you live.
| Scenario | Rate | Per month | Per year |
|---|---|---|---|
| Cheapest states (North Dakota) | 11.5¢ | $1.75 | $21.01 |
| US average | 16.5¢ | $2.51 | $30.08 |
| Most expensive (Hawaii) | 42.9¢ | $6.52 | $78.22 |
Find your state's rate on the electricity rates by state page, or see the appliance wattage chart for more devices.
Frequently asked questions
At the US-average residential rate of 16.5¢/kWh, a microwave drawing 1,000 watts for about 0.5 hours a day costs roughly $0.08 per day, $2.51 per month, and $30.08 per year. Your actual cost depends on your electricity rate and how much you use it — adjust both in the calculator above.
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