Updated April 5, 2026 — Prices updated regularly from EIA data
Lowest price at Costco in Beaverton
Hunting down the lowest gas price in Beaverton, Oregon is worth the effort. At $$3.60 per gallon at the cheapest outlet versus $$3.85 at the most expensive, you save $$3.75 on every 15-gallon fill-up.
Choose Costco over Chevron
$3.75 per 15-gallon fill • $12.00 per year (est.)
| Rank | Brand | Est. Price | Savings vs. Most Expensive |
|---|---|---|---|
| #1 | Costco | $3.60 | $0.25 |
| #2 | Speedway | $3.72 | $0.13 |
| #3 | Circle K | $3.73 | $0.12 |
| #4 | Sunoco | $3.76 | $0.09 |
| #5 | Marathon | $3.77 | $0.08 |
| #6 | BP | $3.79 | $0.06 |
| #7 | Mobil | $3.80 | $0.05 |
| #8 | Exxon | $3.81 | $0.04 |
| #9 | Shell | $3.83 | $0.02 |
| #10 | Chevron | $3.85 | $0.00 |

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