Cheapest Costco Gas Prices in Thornton, CO
1 Costco Station
CO Avg. Gas Prices
| Regular | Mid-Grade | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $3.023 | $3.390 | $3.700 | $3.751 |
| Yesterday Avg. | $3.023 | $3.390 | $3.700 | $3.751 |
| Week Ago Avg. | $3.031 | $3.406 | $3.723 | $3.759 |
| Month Ago Avg. | $2.795 | $3.175 | $3.481 | $3.671 |
| Year Ago Avg. | $3.909 | $4.270 | $4.581 | $4.628 |