Ottawa Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $4.43 | $4.67 | $5.02 | $5.34 | $3.54 |
| Month Ago Avg. | $4.03 | $4.49 | $4.85 | $4.87 | $3.28 |
Highest Recorded Average Gas Price In Ottawa Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $5.34 | 06/15/26 |
| Regular | $4.43 | 06/15/26 |
Top 10 Gas Stations & Cheap Fuel Prices in Ottawa
Casey's in Ottawa (730 N Taft Ave)
730 N Taft Ave, Ottawa, Ohio,
$4.17
Jul 07, 2026
0¢ Cashback
Casey's in Ottawa (730 N Taft Ave)
730 N Taft AveOttawaOhio45875USA
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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.