Space Heater Electricity Calculator in South Dakota

A space heater in South Dakota costs about $26.14 a month ($317.99 a year) to run at the state's average rate of 14.52 ¢/kWh. Use this calculator to compare light, typical, and heavy use.

South Dakota average rate
14.52 ¢/kWh
Assumed wattage
1,500 W
Typical usage pattern
4 hours/day
Typical monthly cost
$26.14
Typical yearly cost
$317.99

Key metrics

MetricValue
South Dakota average rate14.52 ¢/kWh
Assumed wattage1,500 W
Typical usage pattern4 hours/day
Typical monthly cost$26.14
Typical yearly cost$317.99

Space Heater in South Dakota vs U.S. benchmark

South Dakota monthly estimate
$26.14
U.S. monthly estimate
$34.78
Difference
-$8.64
State rate
14.52 ¢/kWh

Calculator assumptions

This calculator uses a typical wattage range of 750-1,500 W, and we assume 1,500 watts for 4 hours/day. The formula is kWh = (watts × hours) / 1000.

At this profile, the appliance uses 180.0 kWh per month and 2190.0 kWh per year.

Appliance calculator scenarios

ScenarioHours/dayAnnual energySouth Dakota monthlyU.S. monthlySouth Dakota yearly
Light usage2 hours/day1095.0 kWh$13.07$17.39$158.99
Typical usage4 hours/day2190.0 kWh$26.14$34.78$317.99
Heavy usage6 hours/day3285.0 kWh$39.20$52.16$476.98

Appliance cost reference page

Want the full write-up? The appliance page below uses the same rate and wattage assumptions:

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Source & Method

Source: U.S. Energy Information Administration (EIA) Retail Sales of Electricity. Updated: April 2026. Estimates use the EIA average all-in residential rate (delivery included); they don't add separately billed taxes, fixed charges, or other utility fees, which vary by utility. For how rates and estimates are defined, see the methodology hub.

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