Costco Gas in Longmont, CO
1 station in Longmont, Colorado
Costco Gas Hours in Longmont
Longmont has 1 Costco gas station. Weekday hours are typically 6 AM to 10 PM. Sunday hours are 7 AM–7 PM. Membership is required at the pump. Costco gas is TOP TIER™ certified, meeting enhanced detergent standards recommended by most major automakers.
Hours last checked August 20, 2026. How we check
Costco gas in Longmont: FAQ
How many Costco gas stations are in Longmont, CO?
Longmont has 1 Costco gas station: 205 East Ken Pratt Boulevard.
What time does Costco gas open in Longmont?
On weekdays, Costco gas in Longmont opens at 6 AM and closes at 10 PM. Hours last checked August 20, 2026.
What are Costco gas hours on Sunday in Longmont?
On Sundays, Costco gas in Longmont is open 7 AM–7 PM.
Do I need a membership to buy Costco gas in Longmont?
Yes. An active Costco membership is required at the pump.