Union Gap Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $4.08 | $4.39 | $4.71 | $4.42 | - |
| Month Ago Avg. | $4.08 | $4.39 | $4.71 | $4.44 | - |
Highest Recorded Average Gas Price In Union Gap Year to Date
| Price | Date | |
|---|---|---|
| Regular | $4.08 | 10/07/25 |
| Diesel | $4.44 | 09/14/25 |
Top 10 Gas Stations & Cheap Fuel Prices in Union Gap
ARCO in Union Gap (20 E Valley Mall Blvd)
20 E Valley Mall Blvd, Union Gap, Washington,
$4.59
Oct 23, 2025
0¢ Cashback
ARCO in Union Gap (20 E Valley Mall Blvd)
20 E Valley Mall BlvdUnion GapWashington98903USA
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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.