Average electric bill in South Dakota

A typical South Dakota home paid about $134.47 a month for electricity in 2025, $1,613.62 for the year, using 1,005 kWh a month at 13.38 cents per kWh.

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Monthly use, kWh

Energy only, 13.38 ¢ per kWh; the slider starts at 1005 kWh.

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The numbers

Typical bill 2025: $134.47 a month$1,613.62 a year, energy only
Rank by bill: 34 of 51-11% on the U.S. typical
Average use: 1,005 kWh a month18 of 51; +14% on the U.S.
Home price 2025: 13.38 ¢/kWh38 of 51; -23% on the U.S.
Costliest month: Jan $163.271,352 kWh at 12.08 ¢
Cheapest month: May $111.64779 kWh at 14.33 ¢
Summer to winter swing: 46%costliest month over cheapest
Typical bill, Jan to Jul 2026: $146.88 a month+7.0% on the same months of 2025
Share of median income: 2.23%24 of 51; median household income $72,421
Typical bill 2023 to 2025: +6.4%$126.36 to $134.47 a month
Typical business bill 2025: $602.07 a month10.89 ¢/kWh
Gap to the lowest bill: $35.88 a monthlowest is New Mexico at $98.59

South Dakota charts

Typical monthly bill, South Dakota

$111.64 in May to $163.27 in Jan.

Typical monthly bill, South Dakota: 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.

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South Dakota and the states next to it in rank

$134.47 a month, rank 34 of 51.

dollars a month

South Dakota134
U.S. average152
Vermont136
Oregon134

South Dakota, Typical monthly bill, South Dakota against others, 2025: EIA retail sales.

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Bill by use level

Use	South Dakota a month	South Dakota a year	U.S. a month	Gap to U.S. in South Dakota
250 kWh, 0.25x the South Dakota average	$33.45	$401.40	$43.25	-$10
500 kWh, 0.5x the South Dakota average	$66.90	$802.80	$86.50	-$20
750 kWh, 0.75x the South Dakota average	$100.35	$1,204.20	$129.75	-$29
1,010 kWh, 1x the South Dakota average	$135.14	$1,621.66	$174.73	-$40
1,260 kWh, 1.25x the South Dakota average	$168.59	$2,023.06	$217.98	-$49
1,510 kWh, 1.5x the South Dakota average	$202.04	$2,424.46	$261.23	-$59
2,010 kWh, 2x the South Dakota average	$268.94	$3,227.26	$347.73	-$79
3,020 kWh, 3x the South Dakota average	$404.08	$4,848.91	$522.46	-$118

South Dakota month by month in 2025

Month	South Dakota kWh per account	South Dakota price ¢/kWh	South Dakota typical bill
Jan	1,352	12.08	$163.27
Feb	1,291	11.84	$152.89
Mar	1,080	12.75	$137.75
Apr	859	13.37	$114.85
May	779	14.33	$111.64
Jun	869	14.22	$123.61
Jul	1,083	14.52	$157.29
Aug	1,029	13.98	$143.86
Sep	853	14.76	$125.84
Oct	814	14.09	$114.70
Nov	877	13.81	$121.12
Dec	1,174	12.51	$146.81

South Dakota typical bill over the years

Year	South Dakota bill a month	South Dakota a year	South Dakota kWh per account	South Dakota price ¢/kWh
2023	$126.36	$1,516.28	1,025	12.32
2024	$127.82	$1,533.80	994	12.86
2025	$134.47	$1,613.62	1,005	13.38

South Dakota in 2026 so far

Month	South Dakota kWh per account	South Dakota price ¢/kWh	South Dakota typical bill
Jan 2026	1,269	13.60	$172.55
Feb 2026	1,113	13.24	$147.37
Mar 2026	1,006	14.29	$143.69
Apr 2026	885	14.52	$128.57
May 2026	805	15.73	$126.63
Jun 2026	868	15.36	$133.27
Jul 2026	1,146	15.37	$176.10

Business and industry in South Dakota

Customer type	South Dakota bill a month, 2025	South Dakota kWh per account	South Dakota price ¢/kWh
Business	$602.07	5,529	10.89
Industry	$5,256.15	60,602	8.68

South Dakota bill next to income

South Dakota: 2.23% of median household income, rank 24; the four states closest to it:

State near South Dakota	Median income	Bill a year	Share of income, near South Dakota
New York	$84,578	$1,855.69	2.19%
Maryland	$101,652	$2,216.96	2.18%
Massachusetts	$101,341	$2,194.27	2.17%
Rhode Island	$86,372	$1,986.40	2.30%

Weather and the bill

South Dakota homes used the most power in Jan 2025 (1,352 kWh per account) and the least in May (779 kWh). Degree-days (heating plus cooling) peaked in Jan (1,488). Across the 12 months, use and degree-days have a correlation of 0.80. 2025 had 7,170 heating and 765 cooling degree-days, 10% below and 14% above the 1991 to 2020 normals (7,977 and 672).

South Dakota degree-days by year

Heating and cooling degree-days, South Dakota, 2015 to 2025: 11 rows

South Dakota year	Heating (HDD)	Cooling (CDD)	Normal HDD	Normal CDD
2015	7002	690	7977	672
2016	6806	783	7977	672
2017	7218	694	7977	672
2018	8202	756	7977	672
2019	8627	628	7977	672
2020	7376	795	7977	672
2021	7036	910	7977	672
2022	7954	840	7977	672
2023	7369	806	7977	672
2024	6803	759	7977	672
2025	7170	765	7977	672

NOAA nClimDiv degree-days for South Dakota, 2015 to 2025, pulled 2 Oct 2026.

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South Dakota, 2025 by month: 12 rows

Month	kWh per account	Price ¢/kWh	Typical bill	HDD 2025	CDD 2025	HDD normal	CDD normal
Jan	1,352	12.08	$163	1,488	0	1,521	0
Feb	1,291	11.84	$153	1,374	0	1,257	0
Mar	1,080	12.75	$138	795	3	1,052	0
Apr	859	13.37	$115	581	0	598	1
May	779	14.33	$112	276	32	302	33
Jun	869	14.22	$124	67	161	98	128
Jul	1,083	14.52	$157	22	263	28	259
Aug	1,029	13.98	$144	27	198	35	197
Sep	853	14.76	$126	106	101	189	53
Oct	814	14.09	$115	377	7	528	1
Nov	877	13.81	$121	820	0	983	0
Dec	1,174	12.51	$147	1,237	0	1,386	0

EIA retail sales and NOAA nClimDiv for South Dakota, 2025 by month.

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Analyst note

A typical South Dakota home account paid about $134.47 a month for energy in 2025, $1,613.62 over the year, which ranks 34 of 51 states, 11% below the U.S. typical bill. South Dakota homes used 1,005 kWh a month (18 of 51, 14% over the U.S.) at 13.38 cents (38 of 51, 23% under), so the bill reflects a mix of price and use. The year swings from $111.64 in May to $163.27 in January, a 46% gap, driven by use of 779 against 1,352 kWh. So far in 2026 the typical bill is $146.88 a month, +7.0% on the same months of 2025. Business accounts paid about $602.07 a month at 10.89 cents, 4.5 times a home bill. Over a year that is 2.23% of the $72,421 median household income, 24 of 51 states. The typical bill was $126.36 a month in 2023, $127.82 in 2024 and $134.47 in 2025, +6.4% in two years, with use per account at 1,025, 994 and 1,005 kWh.

South Dakota: states with a similar bill

State	Typical bill, near South Dakota	kWh a month	Price ¢/kWh
Oregon	$134.21	873	15.37
Vermont	$136.14	594	22.92
Arkansas	$137.88	1,074	12.84
District of Columbia	$140.18	639	21.94

Questions on the South Dakota bill

What is the average electric bill in South Dakota?

Energy only: about $134.47 a month in 2025, or $1,613.62 a year.

How much electricity does a South Dakota home use?

Rank 18 of 51: 1,005 kWh a month in 2025, +14% on the U.S.

What month is the electric bill highest in South Dakota?

January at $163.27; the lowest is May at $111.64.

Is the average electric bill in South Dakota above the national average?

Below, by $17.39 a month or 11%.

How much does 1,000 kWh cost in South Dakota?

$133.80 at 13.38 cents per kWh, the 2025 average.

How far is South Dakota from the state with the lowest bill?

$35.88 a month: the lowest typical bill, $98.59 in New Mexico, against $134.47 here.

What share of income goes to electricity in South Dakota?

2.23% of the $72,421 median household income, 24 of 51 states.

How much did the typical South Dakota bill change since 2023?

$126.36 a month in 2023, $134.47 in 2025, +6.4%.

What does a South Dakota business pay a month for electricity?

$602.07 for a typical commercial account, at 10.89 cents per kWh in 2025.

Is the South Dakota bill rising in 2026?

$146.88 a month so far, +7.0% on the same months of 2025.