Rapid City Gas Prices - Find the Lowest Gas Prices in Rapid City, SD

Search for the lowest gasoline prices in Rapid City, SD. Find local Rapid City gas prices and Rapid City gas stations with the best prices to fill up at the pump today

National and South Dakota Gas Price Averages

National Avg.SD Reg. Avg.SD Plus Avg.SD Prem. Avg.SD Diesel Avg.
$3.158
05/07/2025
$3.053
05/07/2025
$3.256
05/07/2025
$3.698
05/07/2025
$3.220
05/07/2025

Today's lowest gas prices in South Dakota and around Rapid City

StationRegularPlusPremiumDiesel
Casey's
100 S Derby Ln, North Sioux City, SD
$2.69
05/07/2025
05/07/2025
$3.64
05/07/2025
$3.05
05/07/2025
Costco
3700 S Grange Ave, Sioux Falls, SD
$2.69
05/07/2025
05/07/2025
$3.34
05/07/2025
05/07/2025

Find all gas prices in and around Rapid City, SD.

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Local Events

Exhibition - Picturing The West: Highlights From the Roseland Collection

Wednesday, May 7, 2025 from 10:00am to 5:00pm
Rapid City, SD
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Exhibition - Picturing The West: Highlights From the Roseland Collection

Thursday, May 8, 2025 from 10:00am to 5:00pm
Rapid City, SD
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Exhibition - Picturing The West: Highlights From the Roseland Collection

Friday, May 9, 2025 from 10:00am to 5:00pm
Rapid City, SD
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Blake's Trailer Sales Opening Night - Month of Money Series

Friday, May 9, 2025 at 7:00pm
Rapid City, SD
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Black Hills Farmers Market

Saturday, May 10, 2025 from 8:00am to 1:00pm
Rapid City, SD
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Exhibition - Picturing The West: Highlights From the Roseland Collection

Saturday, May 10, 2025 from 10:00am to 5:00pm
Rapid City, SD
More info »

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