The Rockvale Travel Plaza at 4293 U.S.-310 is selling the cheapest diesel gasoline in Joliet for the week of January 25-31, according to GasBuddy.com.
Gas was priced at $2.31 per gallon.
Data is accurate as of press time, but gas prices have been known to fluctuate on a daily, and even hourly, basis.
The cheapest per-gallon price for regular gas in Park County during the week ending Jan. 31 was $2.65 per gallon.
The cheapest per-gallon price for midgrade gas in Park County during the week ending Jan. 31 was $2.95 per gallon.
The cheapest reported price for a gallon of regular gas in Gallatin County came in at $2.65 during the week ending Jan. 31.
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