Mason City Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Yesterday's Avg. | $3.24 | $3.57 | $3.88 | $3.98 | $2.74 |
| Week Ago Avg. | $3.24 | $3.57 | $3.88 | $3.98 | $2.74 |
| Month Ago Avg. | $3.24 | $3.57 | $3.88 | $3.98 | $2.74 |
Highest Recorded Average Gas Price In Mason City Year to Date
| Price | Date | |
|---|---|---|
| Regular | $3.34 | 02/18/25 |
| Diesel | $4 | 07/03/25 |
Top 10 Gas Stations & Cheap Fuel Prices in Mason City
Mills Fleet Farm in Mason City (3200 4th St SW)
3200 4th St SW, Mason City, Iowa,
$3.34
Sep 05, 2025
0¢ Cashback
Mills Fleet Farm in Mason City (3200 4th St SW)
3200 4th St SWMason CityIowa50401USA
Murphy USA in Mason City (4059 4th St SW)
4059 4th St SW, Mason City, Iowa,
$3.57
Sep 05, 2025
0¢ Cashback
Murphy USA in Mason City (4059 4th St SW)
4059 4th St SWMason CityIowa50401USA
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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.