Crystal Lake Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $4.43 | $4.85 | $5.39 | $5.26 | $4.09 |
| Month Ago Avg. | $4.07 | $4.45 | $5.01 | $4.29 | $4.11 |
Highest Recorded Average Gas Price In Crystal Lake Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $5.26 | 06/15/26 |
| Regular | $4.44 | 06/21/26 |
Top 10 Gas Stations & Cheap Fuel Prices in Crystal Lake
Mariano's in Crystal Lake (105 Northwest Hwy)
105 Northwest Hwy, Crystal Lake, Illinois,
$4.41
Jul 12, 2026
0¢ Cashback
Thorntons in Crystal Lake (911 Tek Dr)
911 Tek Dr, Crystal Lake, Illinois,
$4.47
Jul 12, 2026
0¢ Cashback
Murphy USA in CRYSTAL LAKE (985 CENTRAL PARK DR)
985 Central Park Dr, Crystal Lake, Illinois,
$4.53
Jul 12, 2026
0¢ Cashback
Casey's in Crystal Lake (1095 Pyott Rd)
1095 Pyott Rd, Crystal Lake, Illinois,
$4.79
Jul 12, 2026
0¢ Cashback
Mobil in Crystal Lake (250 N IL-31)
250 N IL-31, Crystal Lake, Illinois,
$4.79
Jul 12, 2026
0¢ Cashback
BP in Crystal Lake (7615 US ROUTE 14)
7615 US ROUTE 14, Crystal Lake, Illinois,
$4.82
Jul 12, 2026
0¢ Cashback
Marathon in Crystal Lake (770 Virginia Rd)
770 Virginia Rd, Crystal Lake, Illinois,
$4.84
Jul 12, 2026
0¢ Cashback
Amoco in Crystal Lake (339 W Virginia St)
339 W Virginia St, Crystal Lake, Illinois,
$4.89
Jul 12, 2026
0¢ Cashback
Shell + Circle K in Crystal Lake (681 W Terra Cotta Ave)
681 W Terra Cotta Ave, Crystal Lake, Illinois,
$4.89
Jul 12, 2026
3¢ Cashback
Shell in Crystal Lake (280 N IL-31)
280 N IL-31, Crystal Lake, Illinois,
$4.89
Jul 12, 2026
3¢ 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.