How Long Will It Last? > Coffee
Coffee Calculator

How Much Coffee Grounds Per Cup?
How Long Will Your Coffee Last?

See how much ground coffee to use per cup, then calculate how many cups your bag will make and when you'll run out.

A solid starting point is about 10 g of coffee per 6 fl oz cup. That is roughly 2 level tablespoons for many ground coffees. For an 8 fl oz cup, about 13 g is a useful starting point.

How long will your coffee last?

Enter how much coffee you have, how much you use per cup, and how many cups you drink per day.

1How much coffee do you have left?
2How do you measure coffee per cup?
g / cup

Grams are the most accurate option. Adjust this to match your preferred brew strength.

3How many cups do you drink per day?
cups / day
Your result
About 34 days
Runs out around —
Cups leftAbout 34 cups
Coffee per cup10 g
Restock around

1. How Much Coffee Grounds Per Cup?

A practical starting point is about 10 grams of ground coffee for a 6 fl oz cup. For an 8 fl oz cup, about 13 grams is a useful starting point. You can then adjust the dose for a stronger or lighter brew.

If you want the most repeatable result, measure coffee by weight. A small kitchen scale is more consistent than spoons or scoops.

2. How Many Tablespoons of Coffee Per Cup?

For many ground coffees, about 2 level tablespoons is close to 10 grams. The exact weight can vary with roast level, grind size, and how tightly the spoon is filled.

Ground coffeeApprox. gramsTypical use
1 tbsp~5 gLight dose
2 tbsp~10 gGood starting point
3 tbsp~15 gStronger / larger cup

3. How Many Scoops of Coffee Per Cup?

A common coffee scoop holds about 2 tablespoons, so 1 standard scoop is roughly 10 grams for many ground coffees. Scoop sizes are not universal, so check yours if you want a more precise calculation.

4. How Many Cups Can You Make From 1 lb of Coffee?

One pound is about 454 grams. The number of cups depends on how much coffee you use per cup.

Coffee per cupApprox. cups from 1 lbAt 2 cups/day
10 g~45 cups~23 days
12 g~37 cups~19 days
15 g~30 cups~15 days
18 g~25 cups~13 days

5. How Long Will Your Coffee Last?

First convert the coffee you have left to grams. Then divide by the grams you use per cup. Finally, divide the number of cups by how many cups you drink each day.

Coffee left ÷ coffee per cup ÷ cups per day = days your coffee will last

The calculator above does these conversions automatically, including ounces, pounds, tablespoons, and scoops.

6. Coffee Questions

How many grams of coffee should I use per cup?

About 10 grams for a 6 fl oz cup is a useful starting point. For 8 fl oz, about 13 grams is a practical starting point. Adjust to your preferred strength.

How many tablespoons of coffee should I use per cup?

About 2 level tablespoons is a common starting point. Because the weight of a tablespoon varies, grams are more accurate.

Is one coffee scoop enough for one cup?

If your scoop is a standard 2-tablespoon scoop, one scoop is a reasonable starting point for a 6 fl oz cup. Scoop sizes vary.

How long does a 12 oz bag of coffee last?

At 10 grams per cup, a 12 oz bag makes about 34 cups. That is about 34 days at one cup per day or 17 days at two cups per day.

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