How Much Does It Cost to Run an Electric Blanket? (2026)

An electric blanket warms you directly instead of the whole room, which is why it costs a small fraction of a space heater. Single blankets draw around 50 watts, doubles up to 200 on the highest setting, and most cycle down once warm.

A typical electric blanket (100 W) costs $0.018 per hour, or about $4.40 per month at 8 hours a day in the US. Cheap to run

Hours used per day
WattagePer hourPer dayPer monthPer year
Low 50 W$0.009$0.073$2.20$11.00
Typical 100 W$0.018$0.15$4.40$22.01
High 200 W$0.037$0.29$8.80$44.02

Formula: watts ÷ 1000 × hours × price per kWh. Typical use is 8 h/day for about 150 days a year (the heating season) ≈ 120 kWh per year.

One hour of an electric blanket (0.10 kWh) is the same electricity as

Electricity per year at typical use, on a log scale: #40 of 95 appliances, from least to most.

Around the world per year at typical use, local prices

How to lower the cost of running an electric blanket

Frequently asked questions

Is an electric blanket cheaper than a space heater?

Yes, by roughly ten to fifteen times. A 100 watt blanket for 8 hours uses under 1 kWh, while a 1,500 watt heater uses 12 kWh.

How much does it cost to leave an electric blanket on all night?

At 100 watts for 8 hours, under 1 kWh, so a few cents in most regions.

Do electric blankets use a lot of electricity on low?

No. On low most blankets draw 20 to 40 watts, similar to a bright LED bulb.

Compare with

Cost by region

US states
Canadian provinces

Related appliances

Use the generic electricity cost calculator · Which uses more? Take the quiz