Regular Unleaded Prices in Fort Collins, CO

Updated April 5, 2026 — Prices updated regularly from EIA data

$3.10

Regular Unleaded (87 octane) per gallon

About Regular Unleaded in Fort Collins

Today's regular gas price in Fort Collins, Colorado is $$3.10 per gallon. Regular 87-octane is the default choice for most American cars, trucks, and SUVs. If your owner's manual says 87 or regular, this is your grade.

When to Use Regular Unleaded

Best for: everyday driving

Vehicle types: most cars and trucks

Fuel Price Comparison in Fort Collins

Fuel TypePricevs. Regular UnleadedOctane
Regular Unleaded THIS PAGE$3.10—87
Premium Gasoline$3.87+$0.7791-93
Diesel Fuel$4.20+$1.10N/A

Regular Unleaded in Nearby Cities

Boulder$3.19Cheyenne$3.00Thornton$3.02Arvada$2.89Laramie$3.20Denver$3.18Aurora$2.99Lakewood$3.20
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Frequently Asked Questions

Only if your vehicle requires or recommends it. For vehicles designed for regular 87 octane, there is no measurable performance benefit from upgrading to Regular Unleaded. If your manual specifies Regular Unleaded, the investment protects your engine.
Regular Unleaded in Fort Collins is currently priced at approximately $$3.10 per gallon. Nearby cities have comparable prices within 10-15 cents depending on their state's tax structure and local competition.
Regular Unleaded costs more due to the additional refining required to achieve its specifications. Higher octane fuel requires more complex blending processes. The markup reflects real production costs, not arbitrary station pricing.
Check your vehicle's owner manual or the inside of your fuel door. Required means you must use that grade to avoid damage. Recommended means optimal performance uses that grade but lower grades are tolerable. Regular means 87 octane is sufficient.

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