Today’s AAA National Average $4.1060
Price as of 7/31/26
Today's AAA Idaho Avg. $4.3090
Price as of 7/31/26
Today’s AAA
National Average
$4.1060
Price as of7/31/26
Today's AAA
Idaho Avg.
$4.3090
Price as of7/31/26
County Retail Prices
4.7990 to 4.4880
4.4870 to 4.3470
4.3460 to 4.3150
4.3140 to 4.2830
4.2820 to 4.1350
County average gas prices are updated daily to reflect changes in price. For metro averages, click here.
| Regular | Mid-Grade | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $4.3090 | $4.6030 | $4.8880 | $5.3010 |
| Yesterday Avg. | $4.3030 | $4.6090 | $4.8940 | $5.2940 |
| Week Ago Avg. | $4.2310 | $4.5140 | $4.8060 | $5.1130 |
| Month Ago Avg. | $4.0970 | $4.4020 | $4.6740 | $4.7510 |
| Year Ago Avg. | $3.4830 | $3.7670 | $4.0410 | $3.9640 |
highest recorded average price
| Price | Date | |||
|---|---|---|---|---|
| Regular Unleaded | $5.2520 | 7/1/22 | ||
| Diesel | $5.8860 | 6/26/22 |
Coeur D'Alene
| Regular | Mid | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $4.1730 | $4.4900 | $4.8140 | $5.0850 |
| Yesterday Avg. | $4.1590 | $4.4470 | $4.8030 | $5.0760 |
| Week Ago Avg. | $4.1690 | $4.4700 | $4.7840 | $5.0520 |
| Month Ago Avg. | $3.9600 | $4.2590 | $4.5720 | $4.8310 |
| Year Ago Avg. | $3.3370 | $3.6260 | $3.8920 | $4.0180 |
highest recorded average price
| Price | Date | |||
|---|---|---|---|---|
| Regular Unleaded | $5.0560 | 6/14/22 | ||
| Diesel | $5.9960 | 7/1/22 |
Boise City
| Regular | Mid | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $4.3040 | $4.5460 | $4.7750 | $5.3390 |
| Yesterday Avg. | $4.2930 | $4.5650 | $4.7520 | $5.3330 |
| Week Ago Avg. | $4.2220 | $4.4260 | $4.6880 | $5.1330 |
| Month Ago Avg. | $4.0370 | $4.2560 | $4.5200 | $4.6430 |
| Year Ago Avg. | $3.5090 | $3.7610 | $4.0080 | $3.9780 |
highest recorded average price
| Price | Date | |||
|---|---|---|---|---|
| Regular Unleaded | $5.3690 | 7/3/22 | ||
| Diesel | $5.9580 | 11/27/22 |
Pocatello
| Regular | Mid | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $4.2750 | $4.6440 | $4.9670 | $5.2870 |
| Yesterday Avg. | $4.2930 | $4.7200 | $4.9150 | $5.2720 |
| Week Ago Avg. | $4.1910 | $4.5770 | $4.8530 | $5.0900 |
| Month Ago Avg. | $4.2170 | $4.5580 | $4.8500 | $4.7080 |
| Year Ago Avg. | $3.4560 | $3.8330 | $4.0670 | $3.8870 |
highest recorded average price
| Price | Date | |||
|---|---|---|---|---|
| Regular Unleaded | $5.2100 | 7/6/22 | ||
| Diesel | $5.8620 | 11/23/22 |
Franklin
| Regular | Mid | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $4.2600 | $4.5190 | $4.7860 | $5.3620 |
| Yesterday Avg. | $4.2710 | $4.6690 | $4.7860 | $5.3700 |
| Week Ago Avg. | $4.1550 | $4.4620 | $4.6740 | $5.0820 |
| Month Ago Avg. | $3.8270 | $4.0990 | $4.2990 | $4.7790 |
| Year Ago Avg. | $3.3370 | $3.6510 | $3.8890 | $3.7350 |
highest recorded average price
| Price | Date | |||
|---|---|---|---|---|
| Regular Unleaded | $5.2790 | 7/2/22 | ||
| Diesel | $5.8160 | 11/23/22 |
Idaho Falls
| Regular | Mid | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $4.2750 | $4.6030 | $4.9020 | $5.2800 |
| Yesterday Avg. | $4.2750 | $4.6390 | $4.9370 | $5.2780 |
| Week Ago Avg. | $4.1830 | $4.5270 | $4.8200 | $5.0220 |
| Month Ago Avg. | $3.9960 | $4.3040 | $4.5730 | $4.6440 |
| Year Ago Avg. | $3.4340 | $3.7490 | $4.0180 | $3.8420 |
highest recorded average price
| Price | Date | |||
|---|---|---|---|---|
| Regular Unleaded | $5.1710 | 7/1/22 | ||
| Diesel | $5.8220 | 11/28/22 |
Lewiston
| Regular | Mid | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $4.1380 | $4.4390 | $4.6050 | $5.0500 |
| Yesterday Avg. | $4.1310 | $4.4570 | $4.8070 | $5.0520 |
| Week Ago Avg. | $4.1820 | $4.5550 | $4.8380 | $4.9430 |
| Month Ago Avg. | $4.2040 | $4.5130 | $4.9460 | $4.9810 |
| Year Ago Avg. | $3.2770 | $3.5680 | $3.8050 | $4.0770 |
highest recorded average price
| Price | Date | |||
|---|---|---|---|---|
| Regular Unleaded | $5.1100 | 6/14/22 | ||
| Diesel | $5.9980 | 6/23/22 |
Twin Falls
| Regular | Mid | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $4.3160 | $4.6240 | $4.9300 | $5.3400 |
| Yesterday Avg. | $4.3070 | $4.6060 | $4.9140 | $5.3330 |
| Week Ago Avg. | $4.1730 | $4.4820 | $4.7900 | $5.1000 |
| Month Ago Avg. | $4.2740 | $4.5600 | $4.8480 | $4.7930 |
| Year Ago Avg. | $3.4970 | $3.7960 | $4.0800 | $3.9760 |
highest recorded average price
| Price | Date | |||
|---|---|---|---|---|
| Regular Unleaded | $5.3890 | 7/5/22 | ||
| Diesel | $5.9560 | 12/1/22 |