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Fuel prices · Chicago

Average market prices.

prices as of October 18, 2026 3 fuel types
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Fuel Price over the last 90 days Price (per gallon)
Regular petrolRegular gasoline Sep 6, 2026 — $4.321 Sep 13, 2026 — $4.42 Sep 20, 2026 — $4.879 Sep 27, 2026 — $4.759 Oct 4, 2026 — $4.633 Oct 11, 2026 — $4.695 Oct 18, 2026 — $4.705 $4.705
Midgrade petrolMidgrade gasoline Sep 6, 2026 — $4.933 Sep 13, 2026 — $5.045 Sep 20, 2026 — $5.455 Sep 27, 2026 — $5.351 Oct 4, 2026 — $5.253 Oct 11, 2026 — $5.294 Oct 18, 2026 — $5.313 $5.313
Premium petrolPremium gasoline Sep 6, 2026 — $5.607 Sep 13, 2026 — $5.671 Sep 20, 2026 — $6.118 Sep 27, 2026 — $6.026 Oct 4, 2026 — $5.92 Oct 11, 2026 — $5.98 Oct 18, 2026 — $5.991 $5.991

Prices at individual filling stations may differ.

Updated: October 19, 2026 · Source: U.S. Energy Information Administration — Weekly Retail Gasoline and Diesel Prices