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

About $1.11 a month, assuming 80 W at a 50% duty cycle, 8 hours a day, 120 days a year at 34.74¢/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?

California has the 2nd 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 California (June 2026 rates)

At 34.74¢ per kilowatt-hour — California's average residential price in June 2026 — running an electric blanket costs $13.34 a year. That is 89% more than the national average of $7.04. California's residential rate is up 3.4% from June 2025, which moves this appliance from $12.90 to $13.34 a year.

Per hour: 1.4¢
Per day of use: 11.1¢
Per month: $1.11
Per year: $13.34

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 California compares

California pays 34.74¢/kWh, the 2nd most expensive residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to $6.30 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
New York	29.49¢	94.4¢	$11.32
Maine	29.59¢	94.7¢	$11.36
Massachusetts	29.61¢	94.8¢	$11.37
California	34.74¢	$1.11	$13.34
Hawaii	52.72¢	$1.69	$20.24

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

What else costs about the same in California

Vacuum cleaner$12.51 a year in CA Electric lawn mower$14.45 a year in CA Toaster$12.17 a year in CA

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 California?: About $1.11 a month, assuming 80 W at a 50% duty cycle, 8 hours a day, 120 days a year at 34.74¢/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?: California has the 2nd most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $7.04 a year.