How much does a rice cooker cost per month in Iowa?

About 55.8¢ a month, assuming 700 W at a 40% duty cycle, 45 minutes a day, 200 days a year at 15.93¢/kWh.

How many kilowatt-hours does a rice cooker use?

Roughly 42 kWh a year under these assumptions, or 0.28 kWh for every hour it runs.

Is that expensive compared with other states?

Iowa has the 23rd cheapest average residential rate in the country, so this appliance costs less here than the U.S. average of $7.70 a year.

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Cost to run a rice cooker in Iowa (June 2026 rates)

At 15.93¢ per kilowatt-hour — Iowa's average residential price in June 2026 — running a rice cooker costs $6.69 a year. That is 13% less than the national average of $7.70. Iowa's residential rate is up 3.9% from June 2025, which moves this appliance from $6.44 to $6.69 a year.

Per hour: 4.5¢
Per day of use: 3.3¢
Per month: 55.8¢
Per year: $6.69

Assumption: 700 W at a 40% duty cycle, 45 minutes a day, 200 days a year — 42 kWh a year. Full draw while heating, then a low-power keep-warm hold. Use the calculator to swap in the numbers from your own model.

How Iowa compares

Iowa pays 15.93¢/kWh, the 23rd cheapest residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to $1.01 less a year than the typical U.S. household pays for the same use. Running the same rice cooker costs $5.51 a year in Nevada and $22.14 in Hawaii, so where you live changes this bill by $16.64 a year.

State	Rate	Per month	Per year
South Carolina	15.55¢	54.4¢	$6.53
Kansas	15.71¢	55.0¢	$6.60
Iowa	15.93¢	55.8¢	$6.69
Texas	15.94¢	55.8¢	$6.69
Missouri	16.22¢	56.8¢	$6.81

States ranked by average residential price, cheapest first. See all 51 states for a rice cooker.

What else costs about the same in Iowa

Electric pressure cooker$6.69 a year in IA Electric lawn mower$6.63 a year in IA Security camera$6.98 a year in IA

Cutting the number down

Keep-warm is a small draw that runs for hours. Switching it off once the rice is done is the only real lever here.

Questions

How much does a rice cooker cost per month in Iowa?: About 55.8¢ a month, assuming 700 W at a 40% duty cycle, 45 minutes a day, 200 days a year at 15.93¢/kWh.
How many kilowatt-hours does a rice cooker use?: Roughly 42 kWh a year under these assumptions, or 0.28 kWh for every hour it runs.
Is that expensive compared with other states?: Iowa has the 23rd cheapest average residential rate in the country, so this appliance costs less here than the U.S. average of $7.70 a year.