How much does an electric blanket cost per month in Illinois?

About 63.6¢ a month, assuming 80 W at a 50% duty cycle, 8 hours a day, 120 days a year at 19.89¢/kWh.

How many kilowatt-hours does an electric blanket use?

Roughly 38 kWh a year under these assumptions, or 0.04 kWh for every hour it runs.

Is that expensive compared with other states?

Illinois has the 16th most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $7.04 a year.

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Cost to run an electric blanket in Illinois (June 2026 rates)

At 19.89¢ per kilowatt-hour — Illinois's average residential price in June 2026 — running an electric blanket costs $7.64 a year. That is 8% more than the national average of $7.04. Illinois's residential rate is up 8.7% from June 2025, which moves this appliance from $7.02 to $7.64 a year.

Per hour: 0.8¢
Per day of use: 6.4¢
Per month: 63.6¢
Per year: $7.64

Assumption: 80 W at a 50% duty cycle, 8 hours a day, 120 days a year — 38 kWh a year. Queen-size, medium setting, thermostatic. Use the calculator to swap in the numbers from your own model.

How Illinois compares

Illinois pays 19.89¢/kWh, the 16th most expensive residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to 59.5¢ more a year than the typical U.S. household pays for the same use. Running the same electric blanket costs $5.03 a year in Nevada and $20.24 in Hawaii, so where you live changes this bill by $15.21 a year.

State	Rate	Per month	Per year
Delaware	19.29¢	61.7¢	$7.41
Wisconsin	19.56¢	62.6¢	$7.51
Illinois	19.89¢	63.6¢	$7.64
Pennsylvania	21.73¢	69.5¢	$8.34
Maryland	21.84¢	69.9¢	$8.39

States ranked by average residential price, cheapest first. See all 51 states for an electric blanket.

What else costs about the same in Illinois

Vacuum cleaner$7.16 a year in IL Electric lawn mower$8.27 a year in IL Toaster$6.97 a year in IL

Cutting the number down

Heating the bed instead of the bedroom is one of the best ratios of comfort to kilowatt-hours in the house.
Preheating for 15 minutes and switching off at bedtime captures most of the benefit for a fraction of the runtime.

Questions

How much does an electric blanket cost per month in Illinois?: About 63.6¢ a month, assuming 80 W at a 50% duty cycle, 8 hours a day, 120 days a year at 19.89¢/kWh.
How many kilowatt-hours does an electric blanket use?: Roughly 38 kWh a year under these assumptions, or 0.04 kWh for every hour it runs.
Is that expensive compared with other states?: Illinois has the 16th most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $7.04 a year.