Compare Iowa and South Dakota rates. Iowa pays 0.26¢/kWh less than South Dakota. See per-kWh rates, average bills, and usage.
Rate Comparison
Metric
Iowa
South Dakota
National Avg
Residential Rate
13.55¢/kWh
13.81¢/kWh
17.24¢/kWh
Avg Monthly Bill
$112.77
$137.24
$152.02
Monthly Usage
832 kWh
994 kWh
-
Market Type
regulated
regulated
-
Rate Rank (1=highest)
#41
#39
-
YoY Change
+12.3%
+12.3%
-
Key Findings
Iowa has lower electricity rates at 13.55¢/kWh vs 13.81¢/kWh in South Dakota (1.9% difference).
Iowa residents pay about $24 less per month on average ($112.77 vs $137.24).
Iowa is a regulated market while South Dakota is regulated.
Both states have seen rate increases: Iowa +12.3% and South Dakota +12.3% year-over-year.
Frequently Asked Questions
Is electricity cheaper in Iowa or South Dakota?
Iowa has lower residential electricity rates at 13.55¢/kWh compared to 13.81¢/kWh in South Dakota, a difference of 0.26¢/kWh.
What is the average electric bill in Iowa vs South Dakota?
The average monthly electric bill is $112.77 in Iowa and $137.24 in South Dakota. The national average is $152.02.
Are Iowa and South Dakota electricity markets regulated?
Iowa has a regulated electricity market, while South Dakota has a regulated market. In deregulated markets, consumers can choose their electricity provider.
How can I verify my electricity bill in Iowa or South Dakota?
Upload your bill to Utility Check for an independent third-party verification. We check rate calculations, compare your plan to alternatives, and identify billing errors. Visit our How It Works page to learn more.