Longmont Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $3.4 | $3.83 | $4.09 | $3.84 | $2.94 |
| Month Ago Avg. | $3.4 | $3.83 | $4.1 | $3.88 | $2.94 |
Highest Recorded Average Gas Price In Longmont Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $3.91 | 08/26/25 |
| Regular | $3.5 | 07/01/25 |
Top 10 Gas Stations & Cheap Fuel Prices in Longmont
Murphy Express in Longmont (4615 City Centre Rd)
4615 City Centre Rd, Longmont, Colorado,
$2.68
Dec 30, 2025
0¢ Cashback
Everyday in Longmont (900 Ken Pratt Blvd)
900 Ken Pratt Blvd, Longmont, Colorado,
$3.19
Dec 30, 2025
0¢ Cashback
Murphy Express in Longmont (2445 Main St)
2445 Main St, Longmont, Colorado,
$3.22
Dec 30, 2025
0¢ Cashback
Safeway in Longmont (1630 Pace St)
1630 Pace St, Longmont, Colorado,
$3.29
Dec 30, 2025
0¢ Cashback
Safeway in Longmont (1050 Ken Pratt Blvd)
1050 Ken Pratt Blvd, Longmont, Colorado,
$3.29
Dec 30, 2025
0¢ Cashback
King Soopers in Longmont (975 S Hover Rd)
975 S Hover Rd, Longmont, Colorado,
$3.36
Dec 30, 2025
0¢ Cashback
King Soopers in Longmont (1611 Pace St)
1611 Pace St, Longmont, Colorado,
$3.39
Dec 30, 2025
0¢ Cashback
King Soopers in Longmont (2257 Main St)
2257 Main St, Longmont, Colorado,
$3.39
Dec 30, 2025
0¢ Cashback
Circle K in Firestone (6109 Firestone Blvd)
6109 Firestone Blvd, Longmont, Colorado,
$3.49
Dec 30, 2025
0¢ Cashback
Loaf N Jug in LONGMONT (200 LASHLEY ST)
200 Lashley St, Longmont, Colorado,
$3.49
Dec 30, 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.