How much does a clothes iron cost per month in Montana?

About 20.6¢ a month, assuming 1,100 W at a 50% duty cycle, 18 minutes a day, 100 days a year at 14.99¢/kWh.

How many kilowatt-hours does a clothes iron use?

Roughly 16 kWh a year under these assumptions, or 0.55 kWh for every hour it runs.

Is that expensive compared with other states?

Montana has the 14th cheapest average residential rate in the country, so this appliance costs less here than the U.S. average of $3.02 a year.

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Cost to run a clothes iron in Montana (July 2026 rates)

At 14.99¢ per kilowatt-hour — Montana's average residential price in July 2026 — running a clothes iron costs $2.47 a year. That is 18% less than the national average of $3.02. Montana's residential rate is up 5.0% from July 2025, which moves this appliance from $2.35 to $2.47 a year.

Per hour: 8.2¢
Per day of use: 2.5¢
Per month: 20.6¢
Per year: $2.47

Assumption: 1,100 W at a 50% duty cycle, 18 minutes a day, 100 days a year — 16 kWh a year. Thermostatic, so it cycles rather than drawing continuously. Use the calculator to swap in the numbers from your own model.

How Montana compares

Montana pays 14.99¢/kWh, the 14th cheapest residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to 54.8¢ less a year than the typical U.S. household pays for the same use. Running the same clothes iron costs $2.10 a year in Louisiana and $7.92 in Hawaii, so where you live changes this bill by $5.82 a year.

State	Rate	Per month	Per year
Mississippi	14.54¢	20.0¢	$2.40
Washington	14.71¢	20.2¢	$2.43
Montana	14.99¢	20.6¢	$2.47
Florida	15.03¢	20.7¢	$2.48
North Carolina	15.16¢	20.8¢	$2.50

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

What else costs about the same in Montana

Led bulb$2.46 a year in MT String of christmas lights$1.01 a year in MT Smart speaker$3.94 a year in MT

Cutting the number down

Ironing a batch on one heat-up costs far less than heating the plate from cold for each shirt.

Questions

How much does a clothes iron cost per month in Montana?: About 20.6¢ a month, assuming 1,100 W at a 50% duty cycle, 18 minutes a day, 100 days a year at 14.99¢/kWh.
How many kilowatt-hours does a clothes iron use?: Roughly 16 kWh a year under these assumptions, or 0.55 kWh for every hour it runs.
Is that expensive compared with other states?: Montana has the 14th cheapest average residential rate in the country, so this appliance costs less here than the U.S. average of $3.02 a year.