Question 1

What is the average gas price in Castle Rock, Washington?

Accepted Answer

The current average gas price in Castle Rock, Washington is $5.49, based on 3 stations tracked by GasWiser.

Question 2

Where is the cheapest gas in Castle Rock?

Accepted Answer

The cheapest reported gas in Castle Rock is $5.49. Use the filters above to sort stations by price or by brand.

Question 3

Are these gas prices updated in real time?

Accepted Answer

GasWiser refreshes prices throughout the day from station-reported and crowd-sourced data, so prices reflect the latest available information.

Gas Prices in Castle Rock, WA

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