How much does it cost to run an electric clothes iron?
An electric clothes iron is a heating appliance that uses a resistance element to reach temperatures between 200°F and 400°F, depending on the fabric setting. Because it draws substantial power whenever the sole plate is actively heating, the true cost depends less on how often you iron and more on how efficiently you work through your pile—lingering heat waste and repeated reheating cycles add up quickly.
Electric Clothes Iron running cost calculator
- Per day
- $0.26
- Per month
- $2.21
- Per year
- $26.52
- CO₂ / year
- 62.4 kg
Based on 156 kWh per year. Adjust the price per kWh to match your latest electricity bill for an exact figure.
At 1500 watts used 1 hours a day, an electric clothes iron costs about $0.26 per day, $2.21 per month and $26.52 per year on an average rate of 17¢ per kWh — roughly 156 kWh and 62.4 kg of CO₂ over a year. Enter your own electricity rate and usage in the calculator above for a figure matched to your bill.
The heating mechanism inside an iron is straightforward: electrical current flows through a coiled resistance wire that gets hot enough to transfer heat through a flat metal sole plate into fabric. What many people don't realize is that an iron doesn't heat continuously while plugged in. Most irons use a thermostat and cycling system—the element turns on, reaches the target temperature, then cuts off, then cycles back on when temperature drops. This on-off cycling is normal, but understanding it helps explain why newer irons with better insulation and more precise temperature control actually use less energy over time, even though the wattage rating might seem similar.
A major factor in the real-world cost of ironing is how you organize your work. Ironing a single shirt, letting the iron cool, then ironing another shirt an hour later wastes energy because the iron reheats from scratch each session. By contrast, batch ironing—preparing all or most of your weekly garments in one session—means the iron reaches optimal temperature once and maintains it with minimal reheating cycles. This is one of the easiest ways to reduce the energy impact without buying new equipment. Similarly, ironing damp fabrics (right after removing from the washer or after spritzing) requires less time on the sole plate because moisture conducts heat more efficiently than a bone-dry fiber, and drying takes less energy than pure heat transfer.
When shopping for an efficient iron, look for models with ceramic or stainless steel sole plates rather than basic aluminum, as they distribute heat more evenly and retain it better between heating cycles. Steam irons use slightly more energy than dry irons because they must also heat water and generate steam, but for many people the faster results and reduced wrinkles mean the session ends sooner, potentially offsetting the extra power draw. Variable wattage models are sometimes marketed as energy-saving, but in practice they simply let you dial down power if you're ironing delicate synthetics—this can reduce electricity draw but also extends ironing time. The most reliable energy-saver is simply choosing a well-insulated model with a responsive thermostat, since poor insulation means constant reheating and wasted heat loss to the room.
One overlooked aspect is the weight and sole-plate size of the iron. A heavier iron with a larger plate transfers heat more effectively, meaning fewer passes over the same fabric to achieve the same crease or smoothness. This translates directly to shorter ironing sessions per garment. Conversely, a light or small iron may require multiple passes, extending the time the heating element stays powered on. Fabric type also matters: synthetic blends and cotton-polyester mixes wrinkle easily and require frequent touch-ups, while pure cotton and linen may wrinkle more stubbornly but accept creases deeply, so a thorough initial iron means less frequent reheating. Finally, the temperature setting you use affects both power consumption and session length—low settings take longer to work through stubborn wrinkles, potentially prolonging the overall ironing time and total energy use compared to using the correct temperature for the fabric from the start.
Frequently asked questions
- How much hotter does a steam iron get compared to a dry iron?
- Steam irons are not necessarily hotter at the sole plate—both typically max out around 350–400°F depending on the model. The difference is that steam irons have an internal water reservoir and heating chamber to generate steam, which adds weight, complexity, and a small amount of extra energy consumption. However, steam can penetrate fibers and relax wrinkles faster, so a steam iron may actually complete a pile of laundry in less time, potentially offsetting its slightly higher power draw per minute of operation.
- Why does my iron seem to use more energy some days than others?
- The thermostat inside your iron cycles the heating element on and off to maintain the set temperature. If your home is cold, the iron loses heat faster to the air and cycles on more frequently. If you're ironing thick fabrics like denim or canvas, the sole plate cools more as it contacts the garment, triggering more heating cycles. Batch ironing warm fabrics in a single session minimizes these cycling losses compared to spreading sessions throughout the week.
- Is it better to unplug my iron immediately after use or leave it on a low setting?
- Unplugging it immediately is better. Even on a low setting, the iron will cycle on periodically to maintain that low temperature, wasting energy for no benefit. Modern irons with auto-shutoff features (which turn off after 15–30 minutes of inactivity) are a practical middle ground if you tend to forget, but actively leaving it on—even dimmed—will always use more energy than simply unplugging.
- Can a larger sole plate really reduce the energy cost of ironing?
- Yes, in practical terms. A larger plate covers more area per stroke and distributes heat across more fabric at once, reducing the number of passes needed and shortening the total time you spend ironing. Since the iron draws the same wattage whether you're ironing for 45 minutes or 30 minutes, finishing faster means less total energy consumed. The trade-off is that larger irons are heavier and require more arm strength, which may matter if you iron frequently.
- Does the type of fabric affect how much energy an iron uses?
- Indirectly, yes. Delicate synthetic fabrics require lower temperatures and often need lighter pressure, which can extend the ironing time per garment and increase total session duration. Natural fibers like cotton and linen accept higher temperatures and firm pressure, allowing faster wrinkle removal. However, synthetics wrinkle less easily overall, so they may need less frequent ironing. The real energy impact depends on how often each fabric type is worn and laundered in your household.
- Is it worth buying an expensive 'energy-efficient' iron, or is any iron the same?
- There are meaningful differences. A well-made iron with good insulation, a responsive thermostat, and an even-heating sole plate will minimize wasted reheating cycles and heat loss, reducing energy consumption over time. Budget irons may have less insulation and poorer temperature control, causing them to cycle more frequently and lose heat faster. If you iron regularly, a mid-to-premium iron can save money on electricity over its lifespan, plus provide better results and durability. However, the single biggest saver remains how you organize your ironing—batch processing and fabric selection matter more than the iron's price tag.