Diamond Bar Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $4.84 | $4.96 | $5.16 | $5.26 | $3.19 |
| Month Ago Avg. | $4.84 | $4.96 | $5.16 | $5.26 | $3.19 |
Highest Recorded Average Gas Price In Diamond Bar Year to Date
| Price | Date | |
|---|---|---|
| Regular | $5.02 | 04/09/25 |
| Diesel | $5.36 | 08/18/25 |
Top 10 Gas Stations & Cheap Fuel Prices in Diamond Bar
Chevron in Diamond Bar (21095 Golden Springs Dr)
21095 Golden Springs Dr, Diamond Bar, California,
$4.39
Oct 24, 2025
0¢ Cashback
Chevron in Diamond Bar (150 S Diamond Bar Blvd)
150 S Diamond Bar Blvd, Diamond Bar, California,
$5.09
Oct 24, 2025
0¢ Cashback
Chevron in Diamond Bar (21324 Pathfinder Rd)
21324 Pathfinder Rd, Diamond Bar, California,
$5.29
Oct 24, 2025
0¢ Cashback
Mobil in Diamond Bar (22628 Golden Springs Dr)
22628 Golden Springs Dr, Diamond Bar, California,
$5.29
Oct 24, 2025
0¢ Cashback
Find Cheap Gas Prices By State
Click on the state to view the State details
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.