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 of
7/31/26

Today's AAA
Idaho Avg.

$4.3090

Price as of
7/31/26
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.

Idaho average gas prices

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

Idaho metro average prices

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

State Gas Prices

Compare States

Location
Current Average
Yesterday's Average
Week Ago Average
Month Ago Average
Year Ago Average