Merrillville Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $3.62 | $4.1 | $4.54 | $4.2 | $3.66 |
| Month Ago Avg. | $3.62 | $4.1 | $4.54 | $4.2 | $3.66 |
Highest Recorded Average Gas Price In Merrillville Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $4.2 | 01/01/26 |
| Regular | $3.63 | 01/01/26 |
Top 10 Gas Stations & Cheap Fuel Prices in Merrillville
Speedway in Merrillville (98 West 73rd Avenue)
98 W 73rd Ave, Merrillville, Indiana,
$3.49
Jan 13, 2026
0¢ Cashback
Admiral in Merrillville (7113 Taft St)
7113 W Taft St, Merrillville, Indiana,
$3.59
Jan 13, 2026
0¢ Cashback
CITGO in Merrillville (7510 Broadway)
7510 Broadway, Merrillville, Indiana,
$3.68
Jan 13, 2026
0¢ Cashback
Speedway in Merrillville (3990 W 81st Ave)
3990 W 81st Ave, Merrillville, Indiana,
$3.69
Jan 13, 2026
0¢ Cashback
Luke in Merrillville (7277 Taft St)
7277 W Taft St, Merrillville, Indiana,
$3.89
Jan 13, 2026
0¢ Cashback
Luke in Merrillville (721 E 81st Ave)
721 E 81st Ave, Merrillville, Indiana,
$3.89
Jan 13, 2026
0¢ Cashback
Family Express in Merrillville (10099 Broadway)
10099 Broadway, Merrillville, Indiana,
$3.89
Jan 13, 2026
0¢ Cashback
Luke in Merrillville (1600 E 81ST AVE)
1600 E 81ST AVE, Merrillville, Indiana,
$3.98
Jan 13, 2026
0¢ Cashback
Speedway in Merrillville (9299 Broadway)
9299 Broadway, Merrillville, Indiana,
$3.99
Jan 13, 2026
0¢ Cashback
Luke in Merrillville (9297 Taft St)
9297 Taft St, Merrillville, Indiana,
$3.99
Jan 13, 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.