Marshmallow Dream Bar Price at Starbucks (2026)
A Marshmallow Dream Bar costs $3.15 at Starbucks in United States (updated September 2026).
Looking up the Marshmallow Dream Bar price at Starbucks in the United States? It currently sells for $3.15. That's about 7% below the typical Starbucks side item — the 8th-cheapest of 18 we track. It has 230 calories and 1g of protein and contains Milk. It's available at around 200 Starbucks locations across the United States. Prices are sourced from delivery platforms and refreshed regularly. Browse the latest Starbucks side prices and find the cheapest pick on MenuPriceToday.
How this compares in Snacks
18 items tracked| This item | $3.15 |
| Snacks median | $3.40 |
| Cheapest — SkinnyDipped Coconut Almond Bite | $1.85 |
| Most expensive — Olli Genoa Salami & Fontina Cheese Snack Tray | $7.15 |
| vs Snacks median | −7% |
Nutrition
12%
Daily Value
% DV = % of daily value based on a 2,000 kcal diet. Nutrition data from Starbucks's official information. For informational purposes only.
Allergens
Contains the above. Always confirm in-store if you have allergies.
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