How much caffeine is in Starbucks Decaf Pike Place Roast?
A Grande (16 fl oz) Starbucks Decaf Pike Place Roast has 25 mg of caffeine.
That's about a quarter of a cup of brewed coffee, and 6% of the 400 mg a day the FDA cites for most healthy adults.
Source: starbucks.com · checked 10 Nov 2026
When did you have it?
Had at 3 pm, about 8.8 mg is still in you at an 11 pm bedtime. That should not affect most people’s sleep.
Your whole day, every drink, in the free CaffeineIQ check. The iPhone app is coming soon.
Sizes
| Size | Volume | Caffeine | mg per fl oz |
|---|---|---|---|
| Short | 8 fl oz (237 ml) | 15 mg | 1.9 |
| Tall | 12 fl oz (355 ml) | 20 mg | 1.7 |
| Grande shown above | 16 fl oz (473 ml) | 25 mg | 1.6 |
| Venti | 20 fl oz (591 ml) | 30 mg | 1.5 |
Source: starbucks.com · checked 10 Nov 2026
Latest time to drink it
For an 11 pm bedtime, a Grande (16 fl oz) Starbucks Decaf Pike Place Roast stays under the 50 mg most people sleep fine with, even late in the evening. The table works it out for other bedtimes and for how sensitive you are: it is the latest time to start one so that the caffeine left stays under the line all night.
| Bedtime | Very sensitive under 25 mg | Average under 50 mg | Not very sensitive under 100 mg |
|---|---|---|---|
| 9 pm | Any time | Any time | Any time |
| 10 pm | Any time | Any time | Any time |
| 11 pm | Any time | Any time | Any time |
| Midnight | Any time | Any time | Any time |
| 1 am | Any time | Any time | Any time |
For a Grande (16 fl oz) Starbucks Decaf Pike Place Roast, average clearance (half-life 5 h), 8 hours of sleep. "Any time" means even one at bedtime stays under the line.
How long it lasts
The caffeine from a Grande (16 fl oz) Starbucks Decaf Pike Place Roast peaks in your blood about 75 minutes after you start it, at roughly 21 mg. Half of it is gone in about 5 hours for an average adult; that ranges from roughly 3 to 7 hours, and longer in pregnancy or with some medicines.
| Time after | 3 hours | 6 hours | 9 hours | 12 hours |
|---|---|---|---|---|
| Still in you | 18 mg | 12 mg | 7.6 mg | 5 mg |
So one had at 3 pm leaves about 8.8 mg at 11 pm. How long caffeine lasts explains the curve.
How it compares
Starbucks Decaf Pike Place Roast is stronger than 0% of the 90 coffee-shop drinks we track, by caffeine per serving.
Per fluid ounce (1.6 mg) it is stronger than 0% of them.
To reach 400 mg in a day you would need about 16 of these.
Less caffeine
- Starbucks Strawberry Crème Frappuccino no caffeine
- Starbucks Vanilla Bean Crème Frappuccino no caffeine
More caffeine
- Starbucks Iced Chaider 30 mg, Grande
- Dutch Bros Chai 35 mg, Medium hot
- Starbucks London Fog Latte 40 mg, Grande
Same caffeine: Starbucks Hot Chocolate.
FAQ
Is Starbucks Decaf Pike Place Roast high in caffeine?
No, it is low. A Grande (16 fl oz) Starbucks Decaf Pike Place Roast has 25 mg, which is 26% of the 95 mg in an 8 fl oz cup of brewed coffee.
How much caffeine is in a Short Starbucks Decaf Pike Place Roast?
A Short (8 fl oz) Starbucks Decaf Pike Place Roast has 15 mg of caffeine, 10 mg less than a Grande (16 fl oz) Starbucks Decaf Pike Place Roast.
How much caffeine is in a Venti Starbucks Decaf Pike Place Roast?
A Venti (20 fl oz) Starbucks Decaf Pike Place Roast has 30 mg of caffeine, 5 mg more than a Grande (16 fl oz) Starbucks Decaf Pike Place Roast.
Can I drink Starbucks Decaf Pike Place Roast at night?
For most people, yes: even late in the evening a Grande (16 fl oz) Starbucks Decaf Pike Place Roast stays under 50 mg at an 11 pm bedtime.
How long does the caffeine in Starbucks Decaf Pike Place Roast last?
It peaks about 75 minutes after you start it. Of the 25 mg, about 12 mg is still in you 6 hours later and 5 mg after 12 hours, for an average adult with a 5-hour half-life.
Is there a decaf or lower-caffeine version of Starbucks Decaf Pike Place Roast?
Yes. Starbucks Half-Caff Pike Place Roast has 170 mg in a Grande, -580% less.
Method and limits
The caffeine figure comes from starbucks.com; recipes, brewing and batches vary, so a real serving can differ. The curves use a standard one-compartment model with an average 5-hour half-life and a sleep-friendly line of 50 mg; your own body may clear caffeine faster or slower. How it works has the details.
These are estimates for information, not medical advice.
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