San Dimas Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $4.71 | $4.84 | $5.05 | $5 | $3.04 |
| Month Ago Avg. | $4.71 | $4.84 | $5.05 | $5 | $3.04 |
Highest Recorded Average Gas Price In San Dimas Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $5 | 01/01/26 |
| Regular | $4.71 | 01/01/26 |
Top 10 Gas Stations & Cheap Fuel Prices in San Dimas
ARCO in San Dimas (102 E Arrow Hwy)
102 E Arrow Hwy, San Dimas, California,
$4.09
May 20, 2026
0¢ Cashback
ARCO in San Dimas (1115 W Arrow Hwy)
1115 W Arrow Hwy, San Dimas, California,
$4.29
May 20, 2026
0¢ Cashback
Sinclair in San Dimas (555 W Bonita Ave)
555 W Bonita Ave, San Dimas, California,
$4.35
May 20, 2026
0¢ Cashback
ARCO in San Dimas (645 E Foothill Blvd)
645 E Foothill Blvd, San Dimas, California,
$4.39
May 20, 2026
0¢ Cashback
Shell in San Dimas (630 W Bonita Ave)
630 W Bonita Ave, San Dimas, California,
$4.97
May 20, 2026
3¢ Cashback
Mobil in San Dimas (845 W Arrow Hwy)
845 W Arrow Hwy, San Dimas, California,
$5.09
May 20, 2026
0¢ Cashback
Chevron in San Dimas (111 W Bonita Ave)
111 W Bonita Ave, San Dimas, California,
$5.09
May 20, 2026
0¢ Cashback
Chevron in San Dimas (1110 W Gladstone St)
1110 W Gladstone St, San Dimas, California,
$5.09
May 20, 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.