Medium Root Beer Price at McDonald's (2026)
A Medium Root Beer from McDonald's in United States is $2.29 (September 2026 pricing).
McDonald's Medium Root Beer is priced at $2.29 in the United States right now (September 2026). That's about 21% below the typical McDonald's drink item — the 4th-cheapest of 30 we track. 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.
How this compares in Drinks
30 items tracked| This item | $2.29 |
| Drinks median | $2.89 |
| Cheapest — Chocolate Milk | $1.89 |
| Most expensive — Gallon Southern Style Sweet Tea | $5.44 |
| vs Drinks median | −21% |
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