How much does a rice cooker cost per month in New Jersey?

About 88.2¢ a month, assuming 700 W at a 40% duty cycle, 45 minutes a day, 200 days a year at 25.19¢/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?

New Jersey has the 10th most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $7.69 a year.

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Cost to run a rice cooker in New Jersey (July 2026 rates)

At 25.19¢ per kilowatt-hour — New Jersey's average residential price in July 2026 — running a rice cooker costs $10.58 a year. That is 38% more than the national average of $7.69. New Jersey's residential rate is down 0.5% from July 2025, which moves this appliance from $10.63 to $10.58 a year.

Per hour: 7.1¢
Per day of use: 5.3¢
Per month: 88.2¢
Per year: $10.58

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 New Jersey compares

New Jersey pays 25.19¢/kWh, the 10th most expensive residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to $2.89 more a year than the typical U.S. household pays for the same use. Running the same rice cooker costs $5.34 a year in Louisiana and $20.16 in Hawaii, so where you live changes this bill by $14.82 a year.

State	Rate	Per month	Per year
Vermont	23.75¢	83.1¢	$9.97
Connecticut	24.16¢	84.6¢	$10.15
New Jersey	25.19¢	88.2¢	$10.58
District of Columbia	25.21¢	88.2¢	$10.59
New Hampshire	26.60¢	93.1¢	$11.17

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

What else costs about the same in New Jersey

Electric pressure cooker$10.58 a year in NJ Electric lawn mower$10.48 a year in NJ Security camera$11.03 a year in NJ

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 New Jersey?: About 88.2¢ a month, assuming 700 W at a 40% duty cycle, 45 minutes a day, 200 days a year at 25.19¢/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?: New Jersey has the 10th most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $7.69 a year.