Willmar Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $3.44 | $3.6 | $4.13 | $4.08 | $3.19 |
| Month Ago Avg. | $3.44 | $3.6 | $4.14 | $4.1 | $3.19 |
Highest Recorded Average Gas Price In Willmar Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $4.08 | 01/01/26 |
| Regular | $3.46 | 01/10/26 |
Top 10 Gas Stations & Cheap Fuel Prices in Willmar
Shell in Willmar (4820 US-71 NE)
4820 US-71 NE, Willmar, Minnesota,
$3.44
Jan 13, 2026
3¢ Cashback
Shell in Willmar (4820 US-71 NE)
4820 US-71 NEWillmarMinnesota56201USA
Casey's in Willmar (2300 US-12)
2300 Hwy 12 E, Willmar, Minnesota,
$3.49
Jan 13, 2026
0¢ Cashback
Casey's in Willmar (2300 US-12)
2300 Hwy 12 EWillmarMinnesota56201USA
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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.