Costco Gas Stations in ID (ID)

About Costco Gas in ID (ID)

ID (ID) has 7 Costco gas stations across 7 cities. The largest concentrations of stations are in Boise (1), Coeur d'Alene (1), and Idaho Falls (1). Most stations open at 6 AM on weekdays and close at 10 PM. On Sundays, hours are typically 6 AM–7:30 PM. All Costco gas stations require an active membership. Payment is accepted by Visa, most debit cards, and Costco Shop Cards.

For context, the average retail price of regular gas in the Rocky Mountain (PADD 4) region was $4.29/gal (premium $4.95) the week of 2026-08-17. Costco fuel is typically priced below the local average. Source: U.S. EIA.