South Dakota residential electricity rates
South Dakota residential electricity cost 12.86 cents per kWh in 2024, with 433,548 accounts buying 5.2 TWh.
In 2024 South Dakota residential accounts paid 12.86 ¢/kWh, rank 39 of 51 and 22.0% below the U.S. residential price (16.48 ¢). A South Dakota account using 994 kWh a month pays about $128. Since 2015 the South Dakota price moved +16.1%.
South Dakota sits 0.05 ¢ under Missouri, the state above, and 0.07 ¢ over Kentucky, the state below. At 994 kWh a month, energy in South Dakota costs 13 dollars more than in North Dakota, the cheapest residential state.
How it compares
| Residential price | 2024 | 2015 | Change | Bill |
|---|---|---|---|---|
| South Dakota | 12.86 ¢/kWhthis state | 11.08 ¢/kWh | +16.1% | $128at 994 kWh |
| Missouri (next above) | 12.91 ¢/kWh+0.05 ¢ against South Dakota | 11.21 ¢/kWh | +15.2% | $128at 994 kWh |
| Kentucky (next below)Lowest in this table | 12.79 ¢/kWh-0.07 ¢ against South Dakota | 10.24 ¢/kWh | +24.9% | $127at 994 kWh |
Compare 15 South Dakota companies
South Dakota residential: 2025 and 2026
South Dakota residential, data to July 2026.
- South Dakota 2025 average price
- 13.38 ¢/kWh+4.0% against 2024, U.S. +5.0%
- South Dakota 2025 rank
- 39 of 51same place as 2024
- South Dakota January to Jul 2026
- 14.50 ¢/kWh+10.3% on Jan-Jul 2025
- South Dakota Last 12 months
- 14.20 ¢/kWhto July 2026
- South Dakota July 2026
- 15.37 ¢/kWh+5.9% against July 2025
- South Dakota 2025 costliest month
- Sep 14.76 ¢cheapest Feb 11.84 ¢, a 25% spread
- South Dakota Typical 2025 bill
- $134 a monthtop Jan $163, low May $112
The South Dakota residential price averaged 13.38 ¢/kWh in 2025, +4.0% on 2024: South Dakota stayed within 0.9 points of the nation. From January to July 2026 the South Dakota average is 14.50 ¢, +10.3% on 2025, 3.2 points above the U.S. change. Seasonality in South Dakota: 2025 peaked in September at 14.76 ¢ and bottomed in February at 11.84 ¢. A typical residential account in South Dakota paid about $1,614 for energy over 2025, from $112 in May to $163 in January; use per account ran 779 to 1,352 kWh a month.
South Dakota residential price by month, 2024 to Jul 2026
Price by month, South Dakota residential: 12 rows
| Month | 2024 | 2025 | 2026 to Jul |
|---|---|---|---|
| Jan | 11.33 | 12.08 | 13.60 |
| Feb | 11.90 | 11.84 | 13.24 |
| Mar | 12.13 | 12.75 | 14.29 |
| Apr | 12.67 | 13.37 | 14.52 |
| May | 13.43 | 14.33 | 15.73 |
| Jun | 13.96 | 14.22 | 15.36 |
| Jul | 13.53 | 14.52 | 15.37 |
| Aug | 13.64 | 13.98 | No data |
| Sep | 13.84 | 14.76 | No data |
| Oct | 13.66 | 14.09 | No data |
| Nov | 13.27 | 13.81 | No data |
| Dec | 12.27 | 12.51 | No data |
12 rows from EIA retail sales.
CSVWhat a typical South Dakota residential account paid each month
South Dakota residential: use per account times price, energy only.
Typical bill by month, South Dakota residential: 12 rows
| Month | 2025 | 2026 to Jul |
|---|---|---|
| Jan | 163 | 173 |
| Feb | 153 | 147 |
| Mar | 138 | 144 |
| Apr | 115 | 129 |
| May | 112 | 127 |
| Jun | 124 | 133 |
| Jul | 157 | 176 |
| Aug | 144 | No data |
| Sep | 126 | No data |
| Oct | 115 | No data |
| Nov | 121 | No data |
| Dec | 147 | No data |
12 rows from EIA retail sales.
CSVSouth Dakota residential charts
Residential price, South Dakota and U.S.
South Dakota 11.08 ¢ in 2015 and 12.86 ¢ in 2024, 3.62 ¢ under the national figure.
South Dakota residential price vs U.S., 2015 to 2024: 10 rows
| Year | South Dakota residential | Gap to U.S. residential | South Dakota commercial |
|---|---|---|---|
| 2015 | 11.08 | -1.57 | 9.16 |
| 2016 | 11.47 | -1.08 | 9.58 |
| 2017 | 11.77 | -1.12 | 9.74 |
| 2018 | 11.59 | -1.28 | 9.62 |
| 2019 | 11.55 | -1.46 | 9.59 |
| 2020 | 11.75 | -1.40 | 9.65 |
| 2021 | 12.22 | -1.44 | 10.15 |
| 2022 | 12.09 | -2.95 | 10.21 |
| 2023 | 12.32 | -3.68 | 10.16 |
| 2024 | 12.86 | -3.62 | 10.55 |
10 rows from EIA retail sales.
CSVAnnual change
Biggest move +4.4% in 2024; latest +4.4%.
% vs prior year
- +3.52016
- +2.62017
- -1.52018
- -0.32019
- +1.72020
- +4.02021
- -1.12022
- +1.92023
- +4.42024
Year-over-year change, South Dakota residential price: EIA retail sales.
CSVAnalyst note
The South Dakota residential price sat above the U.S. average in 0 of 10 years; the gap was -1.57 ¢ in 2015 and -3.62 ¢ in 2024. In the 2024 ranking South Dakota sits between Missouri (12.91 ¢) one place above and Kentucky (12.79 ¢) one place below; the top of the list is 30.00 ¢ away and the bottom 1.35 ¢. South Dakota was 37th in 2015 with 11.08 ¢ and is 39th now; a fall in the table. South Dakota residential prices rose in 6 of 9 years. The largest rise was +4.4% in 2024, and the largest fall -1.5% in 2018. The South Dakota price peaked at 12.86 ¢ in 2024 and bottomed at 11.08 ¢ in 2015; 2024 is the peak and +16.1% from the low. Compounded, that is +1.67% a year in South Dakota, -1.31 points against the U.S. South Dakota buys 0.35% of all U.S. residential electricity with 0.30% of the accounts, so the average South Dakota account uses 1.15 times the national average.
South Dakota residential customers paid 12.86 ¢ in 2024, which puts the state 39th of 51, a middle position, 3.62 ¢ under the U.S. Nine years moved the South Dakota residential price +16.1% (+1.7% a year), behind the U.S. by 14.2 points. The sharpest year was 2024 at +4.4%; the peak came in 2024.
The latest South Dakota year moved +4.4%, so prices are still climbing. The South Dakota commercial price of 10.55 ¢ sits 2.31 ¢ below. A South Dakota residential account uses 994 kWh a month; priced at 12.86 ¢ that is about $128, and the sector buys 37.9% of South Dakota's power.
Counting revenue instead of kWh, South Dakota residential accounts bring in 44.9% of South Dakota sector revenue on 37.9% of the kWh, a premium of 7.0 points that comes from the price level: 12.86 ¢ here against 10.55 ¢ for commercial and 8.28 ¢ for industrial accounts. The average South Dakota residential account uses 994 kWh a month, 18 of 51 among states on that measure; a commercial account uses 5.47 times as much and a industrial account 65.18 times. Residential accounts are 84.00% of the 516,156 accounts in South Dakota.
Facts
- Residential price 2024
- 12.86 ¢/kWh-22.0% against U.S.
- Price in 2015
- 11.08 ¢/kWh+16.1% to 2024
- Annual change
- +1.7%-1.3 points vs U.S.
- Rank
- 39 of 5112 states cost less
- Gap to U.S.
- -3.62 ¢$35.97 a month
- Peak year
- 202412.86 ¢; 2015 low 11.08 ¢
- Sales
- 5.2 TWh37.9% of state sales
- Residential accounts
- 433,548482.15 per 1,000 residents
- Use per account
- 994 kWh/mo11,925 a year
- Implied monthly bill
- $128-$36 against U.S. rate
Data tables
South Dakota, residential: price by year
| Year | South Dakota | U.S. | Change | Gap | Ratio |
|---|---|---|---|---|---|
| 2015 | 11.08 | 12.65 | No data | -1.57 | 0.876 |
| 2016 | 11.47 | 12.55 | +3.5% | -1.08 | 0.914 |
| 2017 | 11.77 | 12.89 | +2.6% | -1.12 | 0.913 |
| 2018 | 11.59 | 12.87 | -1.5% | -1.28 | 0.901 |
| 2019 | 11.55 | 13.01 | -0.3% | -1.46 | 0.888 |
| 2020 | 11.75 | 13.15 | +1.7% | -1.40 | 0.894 |
| 2021 | 12.22 | 13.66 | +4.0% | -1.44 | 0.895 |
| 2022 | 12.09 | 15.04 | -1.1% | -2.95 | 0.804 |
| 2023 | 12.32 | 16.00 | +1.9% | -3.68 | 0.770 |
| 2024 | 12.86 | 16.48 | +4.4% | -3.62 | 0.780 |
South Dakota residential: cost by use
| Monthly kWh | South Dakota cost a month | Gap to U.S. rate in South Dakota |
|---|---|---|
| 250 (0.25x the South Dakota account) | $32.15 | -$9.05 |
| 500 (0.5x the South Dakota account) | $64.30 | -$18.10 |
| 990 (1x the South Dakota account) | $127.31 | -$35.84 |
| 1,490 (1.5x the South Dakota account) | $191.61 | -$53.94 |
| 1,990 (2x the South Dakota account) | $255.91 | -$72.04 |
| 3,980 (4x the South Dakota account) | $511.83 | -$144.08 |
South Dakota: the three sectors measured against residential
| Sector | South Dakota price ¢/kWh | Price vs residential | South Dakota kWh per account a month | Use vs residential | South Dakota revenue share | South Dakota kWh share |
|---|---|---|---|---|---|---|
| Residential (this page) | 12.86 | 1.00x | 994 | 1.00x | 44.9% | 37.9% |
| Commercial | 10.55 | 0.82x | 5,441 | 5.47x | 36.4% | 37.5% |
| Industrial | 8.28 | 0.64x | 64,776 | 65.18x | 18.7% | 24.6% |
Questions on South Dakota residential
How much per kWh do South Dakota residential customers pay: 12.86 cents on average?
12.86 cents in 2024, -22.0% against the U.S. rate.
Is South Dakota cheap or costly for residential power?
39th of 51, with 12 places charging less.
What is the nine-year price trend for South Dakota residential power?
11.08 to 12.86 cents: +16.1% in total, +1.7% a year.
What is a typical monthly residential bill in South Dakota?
994 kWh at 12.86 cents, price times use, comes to $128.
How many residential electricity accounts does South Dakota have?
433,548 accounts, or 482.15 per 1,000 residents.
When were South Dakota residential prices highest since 2015?
2024 at 12.86 cents; the low was 11.08 cents in 2015.
What did South Dakota residential electricity cost in 2025?
South Dakota averaged 13.38 cents per kWh, +4.0% against 12.86 in 2024, and 39 of 51 among states.
Are South Dakota residential electricity prices rising in 2026?
South Dakota is +3.2 points against the U.S.: 14.50 cents from January to July 2026, +10.3% on 2025.
When in 2025 did South Dakota residential power cost most, September or February?
September at 14.76 cents in South Dakota; February was the lowest at 11.84, a 25% spread.
Does South Dakota residential power cost less than the national average in 2026?
3.71 cents below the national average; South Dakota 14.50 cents over January to July 2026, +10.3% on 2025.
More on South Dakota residential
- South Dakota state hub15 utilities, 574 accounts per 1,000
- South Dakota commercial rates10.55 ¢, rank 35 of 51
- South Dakota industrial rates8.28 ¢, rank 22 of 51