How Much Does It Cost to Run an Electric Blanket in Colorado? (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 $0.017 per hour, or about $4.11 per month at 8 hours a day in Colorado. Cheap to run

Hours used per day
WattagePer hourPer dayPer monthPer year
Low 50 W$0.009$0.069$2.06$10.28
Typical 100 W$0.017$0.14$4.11$20.56
High 200 W$0.034$0.27$8.22$41.11

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.

In Colorado, with electricity at 17.1¢ per kWh (source: EIA Table 5.6.A, 2026-06), a typical electric blanket costs $0.017 per hour and about $20.56 per year at 8 hours a day. That is about 7% less than the national average for the US ($4.40 per month), because electricity in Colorado costs 17.1¢ per kWh against 18.3¢ nationally. Each $1.00 of electricity buys roughly 58.4 hours of use.

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.

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