South Dakota
Electricity costs 13.38¢/kWh residential, ranking #13 cheapest in the US. 81.6% renewable energy.
13.38¢
Residential Rate
#13
Price Rank (Cheapest)
81.6%
Renewable Energy
#2
Renewable Rank
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Electricity Rates
| Residential | 13.38¢/kWh |
| Commercial | 10.89¢/kWh |
| Industrial | 8.68¢/kWh |
| National Average | 17.92¢/kWh |
Electricity Generation Mix
Wind
57.8%
Hydro
22.0%
Natural Gas
10.8%
Coal
7.5%
Solar
1.6%
Other
0.2%
Frequently Asked Questions
The residential electricity rate in South Dakota is 13.38¢ per kilowatt-hour, ranking #13 cheapest out of 51 states. The national average is 17.92¢/kWh, making South Dakota 25% below average.
81.6% of South Dakota's electricity comes from renewable sources, ranking #2 among all states. The largest generation source is Wind at 57.8%.
South Dakota's residential rate of 13.38¢/kWh is 25% below the national average of 17.92¢/kWh. Commercial rates are 10.89¢/kWh and industrial rates are 8.68¢/kWh.
Related State Energy Profiles
13.15¢/kWh residential · 40.2% renewable
13.18¢/kWh residential · 13.8% renewable
13.24¢/kWh residential · 7.1% renewable
13.38¢/kWh residential · 25.6% renewable
13.49¢/kWh residential · 12.1% renewable
22.92¢/kWh residential · 99.8% renewable
Electricity rates from EIA retail sales data. Prices in cents per kilowatt-hour. Generation mix from EIA electric power operational data. Rankings based on residential rates.
At 13.38¢/kWh, residential electricity in South Dakota is 25% below the U.S. average of 17.92¢/kWh — the 13th cheapest residential rate among 51 states and territories tracked.
Across rate classes, commercial customers pay 10.89¢/kWh and industrial customers 8.68¢/kWh — a 2.21¢/kWh gap that reflects the volume discounts large industrial loads receive. Renewables supply 81.6% of South Dakota's electricity generation — the 2nd highest renewable share nationally — with wind the single largest source at 57.8%, followed by hydroelectric at 22.0%.
In 2024, South Dakota generated about 20,872 GWh of electricity in total.
Source: U.S. Energy Information Administration, 2026.