San Mateo Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $5.37 | $5.56 | $5.73 | $6.56 | - |
| Month Ago Avg. | $4.8 | $4.94 | $5.19 | $5.59 | - |
Highest Recorded Average Gas Price In San Mateo Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $6.56 | 06/15/26 |
| Regular | $5.37 | 06/15/26 |
Top 10 Gas Stations & Cheap Fuel Prices in San Mateo
Beacon in San Mateo (2300 S El Camino Real)
2300 S El Camino Real, San Mateo, California,
$4.87
Jul 12, 2026
0¢ Cashback
Shell in San Mateo (400 Peninsula Ave)
400 Peninsula Ave, San Mateo, California,
$4.99
Jul 12, 2026
3¢ Cashback
76 in San Mateo (700 Polhemus Rd)
700 Polhemus Rd, San Mateo, California,
$5.07
Jul 12, 2026
0¢ Cashback
ARCO in San Mateo (1950 S Delaware St)
1950 S Delaware St, San Mateo, California,
$5.61
Jul 12, 2026
0¢ Cashback
Shell in San Mateo (611 E 3rd Ave)
611 E 3rd Ave, San Mateo, California,
$5.85
Jul 12, 2026
3¢ Cashback
Shell in San Mateo (2901 S Norfolk St)
2901 S Norfolk St, San Mateo, California,
$5.85
Jul 12, 2026
3¢ Cashback
Gas & Shop in San Mateo (609 E 4th Ave)
609 E 4th Ave, San Mateo, California,
$5.89
Jul 12, 2026
0¢ Cashback
76 in San Mateo (254 E Hillsdale Blvd)
254 E Hillsdale Blvd, San Mateo, California,
$5.89
Jul 12, 2026
0¢ Cashback
Alliance in San Mateo (1471 E 3rd Ave)
1471 E 3rd Ave, San Mateo, California,
$5.89
Jul 12, 2026
0¢ Cashback
76 in San Mateo (2800 S EL Camino Real)
2800 S El Camino Real, San Mateo, California,
$5.99
Jul 12, 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.