Oswego Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $4.12 | $4.72 | $5.06 | $4.44 | $2.91 |
| Month Ago Avg. | $4.09 | $4.7 | $5.03 | $4.44 | $2.91 |
Highest Recorded Average Gas Price In Oswego Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $4.45 | 09/16/25 |
| Regular | $4.21 | 07/16/25 |
Top 10 Gas Stations & Cheap Fuel Prices in Oswego
Casey's in Oswego (6551 US-34)
6551 US HIGHWAY 34, OSWEGO, Illinois,
$3.58
Nov 15, 2025
0¢ Cashback
Murphy USA in Oswego (2350 US-34)
2350 Walter Payton Memorial Hwy, Oswego, Illinois,
$3.62
Nov 15, 2025
0¢ Cashback
Meijer in Oswego (2720 US-34)
2720 US-34, Oswego, Illinois,
$3.72
Nov 15, 2025
0¢ Cashback
Speedway in Oswego (1830 US 30)
1830 Lincoln Hwy, Oswego, Illinois,
$3.79
Nov 15, 2025
0¢ Cashback
BP in Oswego (2501 Light Rd)
2501 Light Rd, Oswego, Illinois,
$3.89
Nov 15, 2025
0¢ Cashback
Delta Sonic Car Wash in Oswego (1924 Route 34)
1924 Route 34, Oswego, Illinois,
$3.92
Nov 15, 2025
0¢ Cashback
BP in Oswego (2791 US HIGHWAY 34)
2791 US-34, Oswego, Illinois,
$3.97
Nov 15, 2025
0¢ Cashback
Shell + Circle K in OSWEGO (1190 US HWY 34)
1190 US-34, Oswego, Illinois,
$4.02
Nov 15, 2025
3¢ Cashback
Shell + Circle K in Oswego (160 Douglas Rd)
160 Douglas Rd, Oswego, Illinois,
$4.05
Nov 15, 2025
3¢ Cashback
Speedway in Oswego (4032 US-34)
4032 US-34, Oswego, Illinois,
$4.15
Nov 15, 2025
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.