Johnstown Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $4.07 | $4.4 | $4.71 | $4.63 | - |
| Month Ago Avg. | $3.68 | $3.87 | $4.12 | $4.12 | - |
Highest Recorded Average Gas Price In Johnstown Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $4.63 | 06/15/26 |
| Regular | $4.07 | 06/15/26 |
Top 10 Gas Stations & Cheap Fuel Prices in Johnstown
Loaf 'N Jug in Johnstown (67 Gateway Dr)
67 Gateway Dr, Johnstown, Colorado,
$4.16
Jul 12, 2026
0¢ Cashback
Loaf 'N Jug in Johnstown (67 Gateway Dr)
67 Gateway DrJohnstownColorado80534USA
Sinclair in Johnstown (2842 SE Frontage Rd)
2842 SE Frontage Rd, Johnstown, Colorado,
$4.39
Jul 12, 2026
0¢ Cashback
Sinclair in Johnstown (2842 SE Frontage Rd)
2842 SE Frontage RdJohnstownColorado80534USA
7-Eleven in Johnstown (6150 E US-34)
6150 E US-34, Johnstown, Colorado,
$4.39
Jul 12, 2026
0¢ Cashback
7-Eleven in Johnstown (6150 E US-34)
6150 E US-34JohnstownColorado80534USA
Johnstown Sinclair in Johnstown (105 S Parish Ave)
105 S Parish Ave, Johnstown, Colorado,
$4.49
Jul 12, 2026
0¢ Cashback
Johnstown Sinclair in Johnstown (105 S Parish Ave)
105 S Parish AveJohnstownColorado80534USA
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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.