EV vs Gas Vehicle Costs in South Dakota
What fuel costs a driver in South Dakota, from South Dakota's own electricity and gasoline prices.
Gas fuel, per year
$2,138
EV electricity, per year
$865
Fuel difference, per year
$1,273
Per mile, EV vs gas
5.8¢ vs 14.3¢
What these fuel costs rest on
- Driving: 15,000 miles a year, the basis of the EPA fuel economy label.
- Electricity: 15.37 cents per kWh, South Dakota residential average, 2026-07 (U.S. Energy Information Administration, Electric Power Monthly).
- Gasoline: $3.17 a gallon for 2025, all grades. The state price is derived from EIA's state price file and its national annual price.
- Efficiency: the average of 818 EPA-rated electric trims (37.5 kWh per 100 miles) and 1,447 EPA-rated gas trims (22.2 mpg), the three newest EPA model years. A simple average over trims, not weighted by sales.
The federal clean vehicle credit ended for vehicles acquired after September 30, 2025 (IRS); state and local programs are not listed here. Purchase price, insurance and resale value decide the total cost, and EPA publishes none of them, so the calculator asks you for them.
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Minnehaha CountyPennington CountyLincoln CountyBrown CountyBrookings CountyMeade CountyCodington CountyLawrence CountyYankton CountyDavison CountyBeadle CountyHughes CountyUnion CountyClay CountyOglala Lakota CountyLake CountyButte CountyRoberts CountyTodd CountyCharles Mix CountyTurner CountyCuster CountyGrant CountyHutchinson County