Today’s AAA National Average $4.2245
Price as of 9/9/26
Today's AAA South Dakota Avg. $4.0970
Price as of 9/9/26
Today’s AAA
National Average
$4.2245
Price as of9/9/26
Today's AAA
South Dakota Avg.
$4.0970
Price as of9/9/26
County Retail Prices
4.6290 to 4.2820
4.2810 to 4.1340
4.1330 to 4.0270
4.0260 to 3.9600
3.9590 to 3.7670
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. | $4.0970 | $4.3085 | $4.8415 | $5.6224 |
| Yesterday Avg. | $4.0052 | $4.2680 | $4.7789 | $5.5842 |
| Week Ago Avg. | $4.0096 | $4.2156 | $4.6854 | $5.2918 |
| Month Ago Avg. | $3.9379 | $4.1265 | $4.6599 | $4.8881 |
| Year Ago Avg. | $3.0173 | $3.2226 | $3.6615 | $3.4299 |
highest recorded average price
| Price | Date | |||
|---|---|---|---|---|
| Regular Unleaded | $4.7964 | 6/16/22 | ||
| Diesel | $5.6224 | 9/9/26 |
Rapid City
| Regular | Mid | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $4.2718 | $4.4942 | $4.9477 | $5.8415 |
| Yesterday Avg. | $4.1669 | $4.3746 | $4.8666 | $5.6871 |
| Week Ago Avg. | $4.2067 | $4.4164 | $4.8610 | $5.4341 |
| Month Ago Avg. | $4.1336 | $4.3765 | $4.8859 | $4.9935 |
| Year Ago Avg. | $3.1609 | $3.3104 | $3.7878 | $3.5473 |
highest recorded average price
| Price | Date | |||
|---|---|---|---|---|
| Regular Unleaded | $4.8924 | 6/30/22 | ||
| Diesel | $5.8415 | 9/9/26 |
Sioux Falls
| Regular | Mid | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $4.0242 | $4.4156 | $4.8961 | $5.5387 |
| Yesterday Avg. | $3.8933 | $4.3695 | $4.7728 | $5.5350 |
| Week Ago Avg. | $3.8025 | $4.1934 | $4.6549 | $5.1687 |
| Month Ago Avg. | $3.7433 | $4.0698 | $4.6029 | $4.8076 |
| Year Ago Avg. | $2.9199 | $3.3553 | $3.7765 | $3.4202 |
highest recorded average price
| Price | Date | |||
|---|---|---|---|---|
| Regular Unleaded | $4.6987 | 6/17/22 | ||
| Diesel | $5.5387 | 9/9/26 |
North Sioux City
| Regular | Mid | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $4.0273 | $4.0990 | $4.9490 | $5.5280 |
| Yesterday Avg. | $3.8723 | $3.9490 | $4.6740 | $5.6070 |
| Week Ago Avg. | $3.7882 | $3.9115 | $4.6623 | $5.2060 |
| Month Ago Avg. | $3.7132 | $3.9690 | $4.5440 | $4.8576 |
| Year Ago Avg. | $2.9382 | $3.1557 | $3.4015 | $3.3712 |
highest recorded average price
| Price | Date | |||
|---|---|---|---|---|
| Regular Unleaded | $4.8215 | 6/14/22 | ||
| Diesel | $5.6215 | 9/7/26 |