Idaho Falls Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $4.08 | $4.32 | $4.54 | $4.62 | $4.93 |
| Month Ago Avg. | $3.55 | $3.83 | $4.09 | $3.93 | $3.95 |
Highest Recorded Average Gas Price In Idaho Falls Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $4.62 | 06/15/26 |
| Regular | $4.08 | 06/15/26 |
Top 10 Gas Stations & Cheap Fuel Prices in Idaho Falls
Conoco in Idaho Falls (410 W 17th St)
410 W 17th St, Idaho Falls, Idaho,
$3.92
Jul 12, 2026
0¢ Cashback
Shell in Idaho Falls (125 S 25th E)
125 S 25th E, Idaho Falls, Idaho,
$4.29
Jul 12, 2026
3¢ Cashback
Walmart in Idaho Falls (1201 S 25th E)
1201 S 25th E, Idaho Falls, Idaho,
$4.32
Jul 12, 2026
0¢ Cashback
Walmart in Idaho Falls (510 S Utah Ave)
510 S Utah Ave, Idaho Falls, Idaho,
$4.34
Jul 12, 2026
0¢ Cashback
CFN in Idaho Falls (2251 N Holmes Ave)
2251 N Holmes Ave, Idaho Falls, Idaho,
$4.36
Jul 12, 2026
0¢ Cashback
Maverik in Idaho Falls (2625 W. Broadway)
2625 W. Broadway, Idaho Falls, Idaho,
$4.38
Jul 12, 2026
0¢ Cashback
Sinclair in Idaho Falls (1485 W Broadway St)
1485 W Broadway St, Idaho Falls, Idaho,
$4.38
Jul 12, 2026
0¢ Cashback
Fred Meyer in Idaho Falls (1555 N Yellowstone Ave)
1555 N Yellowstone Ave, Idaho Falls, Idaho,
$4.39
Jul 12, 2026
0¢ Cashback
KJ's Super Stores in Idaho Falls (1625 W Broadway St)
1625 W Broadway St, Idaho Falls, Idaho,
$4.39
Jul 12, 2026
0¢ Cashback
Shell in Idaho Falls (955 Northgate Mile)
955 Northgate Mile, Idaho Falls, Idaho,
$4.39
Jul 12, 2026
3¢ Cashback
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Gas Data Methodology
The fuel prices published in this guide are based on the results of research completed by Way.com’s data team. Using a mix of external and internal data, we analyzed millions of prices across U.S. ZIP codes and globally.