How much does a hair dryer cost per month in South Dakota?

About $1.21 a month, assuming 1,800 W, 9 minutes a day, 350 days a year at 15.37¢/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?

South Dakota has the 18th cheapest average residential rate in the country, so this appliance costs less here than the U.S. average of $17.30 a year.

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Cost to run a hair dryer in South Dakota (July 2026 rates)

At 15.37¢ per kilowatt-hour — South Dakota's average residential price in July 2026 — running a hair dryer costs $14.52 a year. That is 16% less than the national average of $17.30. South Dakota's residential rate is up 5.9% from July 2025, which moves this appliance from $13.72 to $14.52 a year.

Per hour: 27.7¢
Per day of use: 4.1¢
Per month: $1.21
Per year: $14.52

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 South Dakota compares

South Dakota pays 15.37¢/kWh, the 18th cheapest residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to $2.78 less a year than the typical U.S. household pays for the same use. Running the same hair dryer costs $12.02 a year in Louisiana and $45.36 in Hawaii, so where you live changes this bill by $33.34 a year.

State	Rate	Per month	Per year
North Carolina	15.16¢	$1.19	$14.33
Kansas	15.27¢	$1.20	$14.43
South Dakota	15.37¢	$1.21	$14.52
Arizona	15.38¢	$1.21	$14.53
South Carolina	15.47¢	$1.22	$14.62

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

What else costs about the same in South Dakota

Slow cooker$14.76 a year in SD Wi-fi router$13.46 a year in SD Ceiling fan$13.28 a year in SD

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 South Dakota?: About $1.21 a month, assuming 1,800 W, 9 minutes a day, 350 days a year at 15.37¢/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?: South Dakota has the 18th cheapest average residential rate in the country, so this appliance costs less here than the U.S. average of $17.30 a year.