Updated April 5, 2026 — Prices updated regularly from EIA data
$3.62
Average Regular Unleaded — Olympia, Washington
Current Gas Prices in Olympia
Regular unleaded in Olympia, Washington costs approximately $$3.62 per gallon today. Olympia's fuel market is competitive, with warehouse clubs and high-volume stations consistently undercutting the local average.
Fuel Type
Price / Gallon
Grade
Trend
Regular Unleaded
$3.62
87 octane
▲ Rising
Mid-Grade
$4.18
89 octane
▲ Rising
Premium
$4.52
91-93 octane
▲ Rising
Diesel
$4.90
N/A
▲ Rising
Price Comparison
Olympia Average
$3.62
Regular Unleaded
Washington State Average
$3.93
$0.31 below the Washington average
National Average
$3.99
$0.37 below the national average
About Gas Prices in Olympia
Price variation within Olympia is substantial — often 20-30 cents per gallon between the cheapest and most expensive stations in the same neighborhood. This spread makes price-checking apps genuinely valuable for Olympia drivers. The savings on a 15-gallon fill-up at the low end vs. high end can exceed $4.
Gas Prices by Brand in This City
Estimated prices based on brand modifiers. Sorted cheapest to most expensive.
Most states have price gouging statutes that activate during declared emergencies. Outside of emergency declarations, gas stations set prices based on market conditions. Normal price variation between stations is competition, not gouging.
GasBuddy is the most comprehensive option for Olympia with millions of user-reported prices updated in real time. Waze integrates gas prices into navigation. GetUpside/Upside offers cashback on purchases at qualifying stations.
Each gallon of gas in Olympia, Washington includes 18.4 cents in federal excise tax plus {tax} cents in Washington state fuel tax — a combined {totalTax} cents per gallon. On a 15-gallon fill-up, you pay ${taxTotal} in fuel taxes alone.
Today's average gas price in Olympia is $$3.62 per gallon for regular unleaded. Premium is approximately ${premPrice} and diesel runs ${dslPrice}. Individual station prices vary by 15-25 cents across the metro area.
The cheapest gas in Olympia is typically found at warehouse clubs (Costco, Sam's Club), high-volume discount chains like Circle K and Speedway, and stations in commercial strips with multiple competitors. Our brand comparison table shows current estimated prices by major brand in Olympia.