Electricity Price per kWh in South Dakota

In South Dakota, residential electricity costs about 15.73 ¢/kWh — about 15% below the national average of 18.44 ¢/kWh. At a typical 900 kWh of monthly use, that comes to about $141.57 a month at the all-in average rate — delivery, fixed charges, and utility fees are already inside it; locally billed taxes vary by area.

Current average rate
15.73 ¢/kWh
Estimated 900 kWh cost
$141.57
Data period
May 2026
Published monthly

Key metrics

MetricValue
Current average rate15.73 ¢/kWh
Estimated 900 kWh cost$141.57
Data periodMay 2026

Is electricity in South Dakota cheaper than the national average?

South Dakota rate
15.73 ¢/kWh
U.S. average
18.44 ¢/kWh
Difference
-14.7%
Category
lower than national average

That's 2.71¢ less on every kilowatt-hour than the U.S. average.

Frequently asked questions

How much is electricity per kWh in South Dakota?
Residential electricity in South Dakota costs about 15.73 ¢/kWh on an all-in basis — delivery, fixed charges, and utility fees are already included — about 15% below the national average of 18.44 ¢/kWh.
Is electricity in South Dakota cheaper than the national average?
South Dakota electricity is about 15% cheaper than the U.S. average of 18.44 ¢/kWh (15.73 ¢/kWh in South Dakota).
How much does 1,000 kWh of electricity cost in South Dakota?
At South Dakota's average rate of 15.73 ¢/kWh, 1,000 kWh of electricity costs about $157.30.
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Set your own usage to match your home — fees included. Then see savings options for South Dakota.

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Source & Method

Source: U.S. Energy Information Administration (EIA) Retail Sales of Electricity. Updated: May 2026. Estimates use the EIA all-in average residential rate — energy, delivery, fixed charges, and utility fees together, not just the electricity itself. Fees are inside the rate, not an extra on top; how your own bill splits fixed versus per-kWh charges varies by utility. For what's inside the all-in rate, see hidden electricity fees; for how rates and estimates are defined, see the methodology hub.

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