Washington gas prices this week
Average retail prices for Washington, published weekly by the U.S. Energy Information Administration (EIA).
Weekly prices as of November 9, 2026 (Monday 8:00 a.m. survey), released by EIA Nov 10, 2026. Next EIA release: Nov 17, 2026.
+$0.757 vs a year ago
+$2.268 vs a year ago
Regular gasoline in Washington averaged $4.874 in the week of November 9, 2026, $0.879 above the U.S. average of $3.995.
This week in numbers
- Over the past two years, Washington regular gasoline ranged from $3.645 (week of Jan 12, 2026) to $5.595 (week of May 11, 2026).
- Four-week change: −$0.503 (from $5.377 on Oct 12).
- A year earlier (week of Nov 10, 2025) the average was $4.117, so prices are $0.757 higher than a year ago.
- Premium costs $0.537 more per gallon than regular here this week; on a 15-gallon fill-up that is $8.06.
Calculated by oyll.com from EIA weekly series EMM_EPMR_PTE_SWA_DPG. View the EIA series.
Cities in Washington with EIA weekly prices
| Area | Regular | Midgrade | Premium | Weekly change (regular) |
|---|---|---|---|---|
| Seattle (WA) | $5.070 | $5.570 | $5.578 | −$0.213 |
Calculate a trip's fuel cost at Washington prices →
Two-year trend
Source: U.S. EIA, series EMM_EPMR_PTE_SWA_DPG and EMM_EPMR_PTE_NUS_DPG.
Regional context
| Area | Regular | Midgrade | Premium | Diesel | Weekly change (regular) |
|---|---|---|---|---|---|
| Washington | $4.874 | $5.201 | $5.411 | – | −$0.221 |
| West Coast (PADD 5) excluding California | $4.584 | $5.012 | $5.234 | $6.429 | −$0.187 |
| West Coast (PADD 5) | $5.110 | $5.593 | $5.761 | $7.110 | −$0.186 |
| United States | $3.995 | $4.608 | $5.013 | $6.127 | −$0.158 |
About Washington in EIA's data
- Washington is in the West Coast region (PADD 5). For states other than California, the most specific EIA series is the West Coast average excluding California.
- EIA publishes a weekly gasoline price for Washington itself (series EMM_EPMR_PTE_SWA_DPG).
- Diesel: shown as the West Coast (PADD 5) excluding California regional average.
- Prices are volume-weighted averages of a sample of stations, include all taxes, and are cash self-serve prices as of 8:00 a.m. Monday (EIA methodology).
Other states in Washington
Frequently asked questions
Does EIA publish a weekly gas price for Washington?
Yes. Washington is one of the nine states for which the U.S. Energy Information Administration (EIA) publishes its own weekly average retail gasoline price. The latest regular-grade average is $4.874 per gallon for the week of November 9, 2026.
Which EIA region is Washington in?
Washington is in the West Coast region (PADD 5). For states other than California, the most specific EIA series is the West Coast average excluding California. PADDs (Petroleum Administration for Defense Districts) are the regions EIA uses to report petroleum statistics.
How often are these prices updated?
EIA collects retail prices every Monday as of 8:00 a.m. and normally publishes them around 5:00 p.m. Eastern time the same day (on Tuesday after a federal holiday, still reflecting Monday prices). This site checks EIA for new figures several times a day.
Do these prices include taxes?
Yes. EIA retail prices include all federal, state and local taxes. EIA reports that the federal tax on gasoline is 18.4 cents per gallon (an 18.3-cent excise tax plus a 0.1-cent Leaking Underground Storage Tank fee).