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utility · 75W typical

Running a curling iron / flat iron costs about $0.07/month.

That's the typical curling iron / flat iron at 75W, run 0.2 hours a day at the US-average rate of 16.5¢/kWh. Change any of those and the number moves — use the calculator below to see yours.

Estimated cost

$0.07/month
$0.00 per day$0.90 per year450 Wh monthly
W

Full-power draw for 0.2 hours at 16.5¢/kWh.

How you use it

Cost shifts with how long it's on.

The same curling iron / flat iron can cost very different amounts depending on usage patterns. Three common scenarios, at the US-average rate.

daily styling

$0.07

per month

12 min per day

0.2 hrs/day·$0.90/yr

weekend only

$0.02

per month

less-frequent use

0.05 hrs/day·$0.23/yr

Where you live

$0.13 spread between the cheapest and priciest states.

Same appliance, same hours of use, different zip code — the monthly cost varies this much.

StateRateMonthlyYearly
Hawaii41.2¢$0.19$2.26
California31.4¢$0.14$1.72
Massachusetts30.8¢$0.14$1.69
Connecticut28.7¢$0.13$1.57
Rhode Island27.9¢$0.13$1.53
New Hampshire24.6¢$0.11$1.35
Alaska24.3¢$0.11$1.33
New York22.3¢$0.10$1.22
Maine22.1¢$0.10$1.21
Vermont21.5¢$0.10$1.18
Michigan19.3¢$0.09$1.06
New Jersey19.1¢$0.09$1.05
Maryland18.4¢$0.08$1.01
Pennsylvania18.1¢$0.08$0.99
District of Columbia17.8¢$0.08$0.97
Wisconsin17.4¢$0.08$0.95
Delaware17.2¢$0.08$0.94
Illinois16.9¢$0.08$0.93
Ohio16.6¢$0.07$0.91
Nevada16.3¢$0.07$0.89
Indiana15.8¢$0.07$0.87
Virginia15.7¢$0.07$0.86
Minnesota15.6¢$0.07$0.85
Colorado15.4¢$0.07$0.84
Alabama15.2¢$0.07$0.83
West Virginia15.2¢$0.07$0.83
Florida15.1¢$0.07$0.83
New Mexico14.8¢$0.07$0.81
Texas14.8¢$0.07$0.81
Arizona14.7¢$0.07$0.80
South Carolina14.7¢$0.07$0.80
Kansas14.6¢$0.07$0.80
Georgia14.2¢$0.06$0.78
Iowa14.1¢$0.06$0.77
North Carolina13.9¢$0.06$0.76
Missouri13.6¢$0.06$0.74
Oregon13.4¢$0.06$0.73
Tennessee13.3¢$0.06$0.73
Kentucky13.2¢$0.06$0.72
Mississippi13.1¢$0.06$0.72
Oklahoma13.1¢$0.06$0.72
South Dakota12.7¢$0.06$0.70
Montana12.4¢$0.06$0.68
Nebraska12.2¢$0.05$0.67
Arkansas12.1¢$0.05$0.66
Washington12.1¢$0.05$0.66
Louisiana11.9¢$0.05$0.65
Wyoming11.6¢$0.05$0.64
North Dakota11.5¢$0.05$0.63
Utah11.4¢$0.05$0.62
Idaho11.3¢$0.05$0.62

Efficient vs. inefficient

A $1.93/year difference across the wattage range.

Swapping a high-draw model for an efficient one pays for itself. Here's what that looks like annually at typical usage.

Most efficient

40W

$0.04 per month

$0.48 per year

Typical

75W

$0.07 per month

$0.90 per year

High draw

200W

$0.20 per month

$2.41 per year

When it hits hardest

year-round peak

Daily use.

Ways to cut the cost

  • 1

    Use auto-off models — curling irons left on are a safety and energy hazard

    Prevents hours of wasted heating

  • 2

    Unplug when done — most draw 1-3W standby

    Saves 10-20 kWh/year

  • 3

    Use smart plug with 30-minute max timer

    Peace of mind AND energy savings

Real-world wattages

Pulled from actual spec sheets.

BrandModelWatts
ConairCD117 1-inch Curling85W
ghdPlatinum+ Styler150W
BaBylissPro Titanium Curling75W

Picks that actually move the needle

Three products worth comparing if you're thinking about upgrading or supplementing what you have.

Some links below are affiliate links. If you buy, we may earn a small commission — it never changes the price you pay, and we only recommend picks we would stand behind.

BaByliss PRO Nano Titanium Curling Iron

Fast heat-up reduces pre-heat watts

$40-55
Heat-Resistant Travel Case

Prevents accidental-on scorching

$15-25
Smart Plug with Timer

Auto-off prevents leaving on for hours

$18-25

See also

Related appliances

Sources: www.energy.gov · www.energystar.gov

Last updated: 2026-04-13