Washington Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Month Ago Avg. | $4.36 | $4.84 | $5.18 | $5.37 | $3.44 |
Highest Recorded Average Gas Price In Washington Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $5.37 | 08/04/26 |
| Regular | $4.37 | 09/13/26 |
Top 10 Gas Stations & Cheap Fuel Prices in Washington
Marathon in Washington (1390 W Chestnut St)
1390 W Chestnut St, Washington, Pennsylvania,
$4.84
Oct 23, 2026
0¢ Cashback
GetGo in Washington (104 E Wylie Ave)
104 E Wylie Ave, Washington, Pennsylvania,
$4.86
Oct 23, 2026
0¢ Cashback
GetGo in Washington (333 Washington Rd)
333 Washington Rd, Washington, Pennsylvania,
$4.89
Oct 23, 2026
0¢ Cashback
Exxon in Washington (326 Ridge Ave)
326 Ridge Ave, Washington, Pennsylvania,
$4.89
Oct 23, 2026
0¢ Cashback
Amoco in Washington (100 Murtland Ave)
100 Murtland Ave, Washington, Pennsylvania,
$4.94
Oct 23, 2026
0¢ Cashback
BP in Washington (1360 W Chestnut St)
1360 W Chestnut St, Washington, Pennsylvania,
$4.96
Oct 23, 2026
0¢ Cashback
Sunoco in Washington (98 Murtland Ave)
98 Murtland Ave, Washington, Pennsylvania,
$4.99
Oct 23, 2026
0¢ Cashback
Speedway in Washington (78 Landings Dr)
78 Landings Dr, Washington, Pennsylvania,
$4.99
Oct 23, 2026
0¢ Cashback
Marathon in Washington (461 Racetrack Rd)
461 Racetrack Rd, Washington, Pennsylvania,
$4.99
Oct 23, 2026
0¢ Cashback
Exxon in Washington (1748 Amity Ridge Rd)
1748 Amity Ridge Rd, Washington, Pennsylvania,
$4.99
Oct 23, 2026
0¢ 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.