How much does a hair dryer cost per month in Illinois?

About $1.57 a month, assuming 1,800 W, 9 minutes a day, 350 days a year at 19.89¢/kWh.

How many kilowatt-hours does a hair dryer use?

Roughly 94 kWh a year under these assumptions, or 1.80 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 $17.33 a year.

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Cost to run a hair dryer in Illinois (June 2026 rates)

At 19.89¢ per kilowatt-hour — Illinois's average residential price in June 2026 — running a hair dryer costs $18.80 a year. That is 8% more than the national average of $17.33. Illinois's residential rate is up 8.7% from June 2025, which moves this appliance from $17.28 to $18.80 a year.

Per hour: 35.8¢
Per day of use: 5.4¢
Per month: $1.57
Per year: $18.80

Assumption: 1,800 W, 9 minutes a day, 350 days a year — 94 kWh a year. About nine minutes a day on high. 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 $1.46 more a year than the typical U.S. household pays for the same use. Running the same hair dryer costs $12.39 a year in Nevada and $49.82 in Hawaii, so where you live changes this bill by $37.43 a year.

State	Rate	Per month	Per year
Delaware	19.29¢	$1.52	$18.23
Wisconsin	19.56¢	$1.54	$18.48
Illinois	19.89¢	$1.57	$18.80
Pennsylvania	21.73¢	$1.71	$20.53
Maryland	21.84¢	$1.72	$20.64

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

What else costs about the same in Illinois

Slow cooker$19.09 a year in IL Wi-fi router$17.42 a year in IL Ceiling fan$17.18 a year in IL

Cutting the number down

Nearly 2,000 W sounds alarming, but a few minutes a day keeps the annual total modest.
A cool-shot finish uses a fraction of the power of the heated setting.

Questions

How much does a hair dryer cost per month in Illinois?: About $1.57 a month, assuming 1,800 W, 9 minutes a day, 350 days a year at 19.89¢/kWh.
How many kilowatt-hours does a hair dryer use?: Roughly 94 kWh a year under these assumptions, or 1.80 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 $17.33 a year.