Today’s AAA National Average $4.3163
Price as of 9/14/26
Today's AAA South Dakota Avg. $4.1504
Price as of 9/14/26
Today’s AAA
National Average
$4.3163
Price as of9/14/26
Today's AAA
South Dakota Avg.
$4.1504
Price as of9/14/26
County Retail Prices
4.8390 to 4.3190
4.3180 to 4.2160
4.2150 to 4.1360
4.1350 to 4.0580
4.0570 to 3.8290
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. | $4.1504 | $4.3936 | $4.9676 | $5.8794 |
| Yesterday Avg. | $4.1598 | $4.3870 | $4.9273 | $5.8577 |
| Week Ago Avg. | $4.0020 | $4.2406 | $4.7649 | $5.5829 |
| Month Ago Avg. | $4.0247 | $4.1885 | $4.7248 | $5.0358 |
| Year Ago Avg. | $2.9850 | $3.1681 | $3.6389 | $3.4014 |
highest recorded average price
| Price | Date | |||
|---|---|---|---|---|
| Regular Unleaded | $4.7964 | 6/16/22 | ||
| Diesel | $5.8794 | 9/14/26 |
Rapid City
| Regular | Mid | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $4.3090 | $4.5600 | $5.0686 | $5.9205 |
| Yesterday Avg. | $4.3088 | $4.5571 | $5.0386 | $5.9076 |
| Week Ago Avg. | $4.1789 | $4.3730 | $4.8776 | $5.6829 |
| Month Ago Avg. | $4.1149 | $4.3460 | $4.8443 | $5.2498 |
| Year Ago Avg. | $3.0964 | $3.2490 | $3.6944 | $3.4995 |
highest recorded average price
| Price | Date | |||
|---|---|---|---|---|
| Regular Unleaded | $4.8924 | 6/30/22 | ||
| Diesel | $5.9218 | 9/12/26 |
Sioux Falls
| Regular | Mid | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $4.0357 | $4.4239 | $4.9279 | $5.8782 |
| Yesterday Avg. | $4.0476 | $4.4094 | $4.9336 | $5.8596 |
| Week Ago Avg. | $3.8686 | $4.3067 | $4.7358 | $5.5203 |
| Month Ago Avg. | $3.9590 | $4.2629 | $4.7896 | $4.9693 |
| Year Ago Avg. | $2.8873 | $3.2736 | $3.7196 | $3.3456 |
highest recorded average price
| Price | Date | |||
|---|---|---|---|---|
| Regular Unleaded | $4.6987 | 6/17/22 | ||
| Diesel | $5.8782 | 9/14/26 |
North Sioux City
| Regular | Mid | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $3.9701 | $4.2990 | $5.0490 | $5.9061 |
| Yesterday Avg. | $4.0913 | $4.3323 | $5.1440 | $5.8590 |
| Week Ago Avg. | $3.8790 | $3.9490 | $4.6890 | $5.6215 |
| Month Ago Avg. | $4.0221 | $4.1650 | $4.8410 | $4.9900 |
| Year Ago Avg. | $2.9217 | $3.1223 | $3.7470 | $3.3668 |
highest recorded average price
| Price | Date | |||
|---|---|---|---|---|
| Regular Unleaded | $4.8215 | 6/14/22 | ||
| Diesel | $5.9061 | 9/14/26 |