Sausage Biscuit with Egg Price at McDonald's (2026) — Illinois

A Sausage Biscuit with Egg costs $4.29 at McDonald's in Illinois, United States (updated September 2026).

Based on the latest tracked prices, the Sausage Biscuit with Egg from McDonald's costs $4.29 in the United States (September 2026). That's about 8% below the typical McDonald's breakfast item — the 2nd-cheapest of 4 we track. It has 530 calories and 17g of protein and contains Wheat, Milk, Soy, Egg. It's available at around 471 McDonald's locations across the United States. Prices are sourced from delivery platforms and refreshed regularly. See how it stacks up across other chains, and track its price for free, on MenuPriceToday.

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