Today’s AAA National Average $3.178
Price as of 5/18/25
Today's AAA South Dakota Avg. $3.018
Price as of 5/18/25
Today’s AAA
National Average
$3.178
Price as of5/18/25
Today's AAA
South Dakota Avg.
$3.018
Price as of5/18/25
County Retail Prices
3.519 to 3.254
3.253 to 3.043
3.042 to 2.983
2.982 to 2.909
2.908 to 2.778
No Data Available
County average gas prices are updated daily to reflect changes in price. For metro averages, click here.
| Regular | Mid-Grade | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $3.018 | $3.200 | $3.692 | $3.239 |
| Yesterday Avg. | $3.021 | $3.211 | $3.693 | $3.230 |
| Week Ago Avg. | $3.023 | $3.215 | $3.711 | $3.239 |
| Month Ago Avg. | $3.073 | $3.264 | $3.692 | $3.258 |
| Year Ago Avg. | $3.302 | $3.443 | $3.876 | $3.547 |
highest recorded average price
| Price | Date | |||
|---|---|---|---|---|
| Regular Unleaded | $4.796 | 6/16/22 | ||
| Diesel | $5.406 | 6/30/22 |
Rapid City
| Regular | Mid | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $3.234 | $3.370 | $3.847 | $3.374 |
| Yesterday Avg. | $3.243 | $3.384 | $3.849 | $3.373 |
| Week Ago Avg. | $3.292 | $3.405 | $3.904 | $3.369 |
| Month Ago Avg. | $3.341 | $3.467 | $3.949 | $3.438 |
| Year Ago Avg. | $3.288 | $3.363 | $3.841 | $3.764 |
highest recorded average price
| Price | Date | |||
|---|---|---|---|---|
| Regular Unleaded | $4.892 | 6/30/22 | ||
| Diesel | $5.578 | 7/4/22 |
Sioux Falls
| Regular | Mid | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $2.807 | $3.191 | $3.681 | $3.127 |
| Yesterday Avg. | $2.816 | $3.194 | $3.699 | $3.110 |
| Week Ago Avg. | $2.814 | $3.216 | $3.699 | $3.143 |
| Month Ago Avg. | $2.878 | $3.281 | $3.725 | $3.071 |
| Year Ago Avg. | $3.158 | $3.521 | $3.964 | $3.346 |
highest recorded average price
| Price | Date | |||
|---|---|---|---|---|
| Regular Unleaded | $4.698 | 6/17/22 | ||
| Diesel | $5.425 | 5/9/22 |
North Sioux City
| Regular | Mid | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $2.909 | $2.961 | $3.692 | $3.176 |
| Yesterday Avg. | $2.962 | $2.966 | $3.678 | $3.133 |
| Week Ago Avg. | $3.010 | $3.039 | $3.595 | $3.105 |
| Month Ago Avg. | $2.926 | $2.879 | $3.660 | $3.145 |
| Year Ago Avg. | $3.258 | $3.338 | $4.033 | $3.350 |
highest recorded average price
| Price | Date | |||
|---|---|---|---|---|
| Regular Unleaded | $4.821 | 6/14/22 | ||
| Diesel | $5.365 | 5/5/22 |