Medium Diet Dr Pepper Price at McDonald's (2026)
A Medium Diet Dr Pepper from McDonald's in United States is $2.19 (September 2026 pricing).
Wondering how much a Medium Diet Dr Pepper® costs at McDonald's in the United States? The current price is $2.19. That's about 22% below the typical McDonald's drink item — the 4th-cheapest of 33 we track. It's available at around 471 McDonald's locations across the United States. Prices are sourced from delivery platforms and refreshed regularly. Compare it against other brands or set a free price-drop alert on MenuPriceToday.
How this compares in Drinks
33 items tracked| This item | $2.19 |
| Drinks median | $2.79 |
| Cheapest — Chocolate Milk | $1.89 |
| Most expensive — Gallon Southern Style Sweet Tea | $5.44 |
| vs Drinks median | −22% |
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