Union Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $4.06 | $4.54 | $4.82 | $5.18 | $3.19 |
| Month Ago Avg. | $4.04 | $4.54 | $4.97 | $5.18 | $3.19 |
Highest Recorded Average Gas Price In Union Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $5.18 | 06/15/26 |
| Regular | $4.07 | 06/23/26 |
Top 10 Gas Stations & Cheap Fuel Prices in Union
Kroger in Union (9001 US-42)
9001 US-42, Union, Kentucky,
$4.06
Jul 19, 2026
0¢ Cashback
Kroger in Union (9001 US-42)
9001 US-42UnionKentucky41091USA
Kroger in Union (8825 US-42)
8825 US-42, Union, Kentucky,
$4.08
Jul 19, 2026
0¢ Cashback
Kroger in Union (8825 US-42)
8825 US-42UnionKentucky41091USA
Speedway in Florence (8699 US-42)
8699 US-42, Union, Kentucky,
$4.15
Jul 19, 2026
0¢ Cashback
Speedway in Florence (8699 US-42)
8699 US-42UnionKentucky41042USA
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.