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How Much Does It Cost to Run Home Sauna?

A 6-kW sauna heater is briefly one of the biggest loads in the house — but an hour's session, a few times a week, keeps monthly cost modest. At the US-average rate of 16.5¢/kWh, running a home sauna costs about $30.08/month ($360.91/year) at typical use. Adjust the watts, hours, and your rate below for your exact number.

Cost to run a home sauna

$361/yr

Per day
$0.99
Per month
$30.08
Energy per year
2,190 kWh

Cost = power (kW) × hours × days × your rate. Defaults are typical values — enter your appliance's actual watts (often on a label) and your real rate for a precise figure.

Cost to run a home sauna by electricity rate

Same 6,000 W appliance, 1 h/day — the bill changes with where you live.

ScenarioRatePer monthPer year
Cheapest states (North Dakota)11.5¢$21.01$252.07
US average16.5¢$30.08$360.91
Most expensive (Hawaii)42.9¢$78.22$938.63

Find your state's rate on the electricity rates by state page, or see the appliance wattage chart for more devices.

Frequently asked questions

At the US-average residential rate of 16.5¢/kWh, a home sauna drawing 6,000 watts for about 1 hour a day costs roughly $0.99 per day, $30.08 per month, and $360.91 per year. Your actual cost depends on your electricity rate and how much you use it — adjust both in the calculator above.

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