• July 7, 2026

Weekly Fuel Market Report – June 28 – July 4, 2026

Weekly Fuel Market Report – June 28 – July 4, 2026

Weekly Fuel Market Report – June 28 – July 4, 2026 1024 683 Star Oilco
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1 Month Average Retail Price Chart: trends May–early July 2026 for crude oil (orange), Washington (green), Oregon (red), USA average (blue), and regular gas price (blue/gal). Left axis: crude oil $/barrel (roughly 68–103); right axis: gas price $/gal (roughly 3.71–5.62). Green line gradually declines; orange drops after mid‑June; red remains steady; blue USA average hovers near the gas price axis.

Did You Know That R99 Is The Same Cost As Diesel Currently?

Call to set up R99 Mobile Fueling Onsite Service in Portland at the same cost of retail diesel. Dyed untaxed R99 is also available. Give us a call today to schedule your delivery.

Wholesale Price Average 7/4/26

Wholesale LowWholesale Avg
E10$3.01$3.18
B5$3.43$3.61
B20$3.43$3.58
R99$2.84$2.92

Average Retail Prices 7/4/26

NationalOregonWashington
E10$3.85$4.68$5.16
B5$4.85$5.50$6.02

Taxes

FederalState: ORLocalState: WA
Gas$0.184$0.40$0-.13$0.494
Diesel$0.244$0.40$0-.13$0.494

Portland Retail Fuel Price Variance

Table of fuel prices by type (Regular, Mid, Premium, Diesel) with rows for Current Avg., Yesterday Avg., Week Ago Avg., Month Ago Avg., and Year Ago Avg.

Fuel Market News

Fuel prices were mostly stagnant this week, with fuel prices only moving a few cents while crude oil still hovered just above $70/barrel. The peace agreement between the US & Iran has continued to be shaky, with the US striking Iran on the 27th of June after Trump preached of peace and a “deal being done” on Truth Social. The continued murkiness has led the US public to begin to question what is actually going on and why this “3-week” operation is now entering its fifth month of conflict. The conflict has cost US consumers approximately $45 billion due to higher fuel and oil prices and inflation across the board.

Retail gas prices in Portland are just under $5/gal at a current average of around $4.85/gal, while the Seattle area is at $5.48/gal.  Retail diesel prices in Portland are just under $6/gal at a current average of $5.87/gal, while the Seattle area is over $6.25/gal. Crude oil prices have continued to tumble upon the renewed talks of a peace agreement between the U.S & Iran. Many doubt the legitimacy of peace agreements with continued military action and missile strikes occurring over weekends on more than one occasion. Much remains unclear about the current situation in Iran to the general public in the U.S.

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Important Note: Per the City Of Portland, “Distributors in the City of Portland are required to meet the minimum biofuel content requirements for all fuel they distribute beginning on May 15, 2024. All diesel fuel distributed to retail stations, non-retail dealers, or wholesale purchaser-consumers must include a minimum of 15% biofuel content, from either renewable diesel or biodiesel. This requirement increases to 50% on May 15, 2026, and 99% on May 15, 2030”.

Crude oil is hovering just above $70/barrel, at a current price of $70.11/barrel.

Crude oil is the main ingredient for gasoline and diesel. Per AAA, on average about 50% of what you pay at the pump is the price of crude oil, breaking down as 25% refining, 11% distribution & marketing, and 14% taxes – a helpful breakdown for consumers wondering why they are paying the prices that they pay. Crude Oil is currently trading at $71.88/barrel compared to $70.11/barrel last week and $76 a year ago.

It’s essential to recognize that fuel prices result from a complex interplay of the factors mentioned above and other regional factors. Additionally, prices may vary by specific regions within Oregon and Washington. For the most precise and up-to-date information on fuel prices and the causes for these price changes within your area, use the links below for AAA & GasBuddy.

If you have any questions, feel free to contact Star Oilco and speak to one of our fuel market advisors to discuss how the market can impact your business.

Set up your R99 Mobile Fueling Onsite Service in Portland Today Including Dyed Untaxed R99.

Give Us A Call Today

For other news in the fuel market:

https://gasprices.aaa.com/?state=OR

https://www.gasbuddy.com/charts

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