Costco Gas Prices in PORTLAND, Oregon Today
4849 Ne 138Th Ave, PORTLAND, OR 97230-3401
The Costco fuel station in PORTLAND, Oregon is one of the most cost-effective places to purchase diesel in the area. Diesel is currently $5.690 per gallon, with regular unleaded at $4.840. All prices are updated daily from live pump data. A Costco membership ($65/year) is required to purchase fuel at this location. Truck drivers, fleet operators, and diesel vehicle owners typically save 10–30 cents per gallon compared to nearby retail stations — use the fuel cost calculator to see what that means for your annual mileage.
Today's Prices
Updated 17 hrs agoMembership required. You need an active membership to purchase fuel at this location.
Oregon Regular Gas Price Trend (30 days)
Source: EIAStation Information
- Address
- 4849 Ne 138Th Ave, PORTLAND, OR 97230-3401
- Weekday Hours
- 6:00 AM - 10:00 PM
- Saturday
- N/A
- Sunday
- N/A
- Membership
- Required — $65/year
Location
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Frequently Asked Questions — Costco PORTLAND
Yes — this Costco location in PORTLAND, OR carries diesel fuel, currently priced at $5.690 per gallon. Diesel is available at a designated pump island, which may also serve commercial and fleet vehicles.
Pro Tips for PORTLAND Costco Gas
- 1
Diesel pump location: At most Costco locations, diesel pumps are on a separate island — often at the end of the fueling canopy or in a dedicated commercial lane. Look for the yellow or black diesel nozzle handle.
- 2
Best time for diesel: Weekday mornings (Tuesday–Thursday, 7–9 AM) have the shortest wait times at this PORTLAND location. Diesel lanes generally move faster than gasoline lanes because fewer vehicles use them.
- 3
Track prices before your route: Costco updates diesel prices daily based on wholesale distillate costs. If you're planning a long haul through PORTLAND, bookmark this page and check the price the morning of your trip.
- 4
Maximize fleet savings: Stack your Costco membership discount with a commercial fleet card or cash-back credit card. The Costco Anywhere Visa gives 4% back on fuel purchases (up to $7,000/year). Sam's Club Mastercard returns 5% on fuel. On high-volume diesel fills, those percentages add up quickly.
Nearby Stations
Quick Facts
- ✓Prices updated daily
- ✓Extended hoses reach both sides
- ✓Diesel available
- ✓Costco membership required