Peanut Weights & Calories (Including Calculator & Charts)

Use this page to help you to calculate the weights and calories of any serving size or portion of unshelled peanuts, including standard peanuts, dry-roasted, and jumbo peanuts.

The easy-to-use calculator and charts below will help you to calculate both cooking weight conversions and calorie amounts depending on what information you need.

How Much Does an Unshelled Peanut Weigh?

I weighed a number of standard-sized whole unshelled peanuts to find an average weight per nut and here are the results:

The weight of a whole unshelled average-sized peanut is 0.8g/0.028oz. Individual peanut weights range from around 0.6g/0.021oz up to around 1g/0.035oz which is classed as a jumbo peanut.

The table below shows more conversions if you need them:

image to show one average-sized peanut on a scale weighs 0.8g
ConversionWeight of One Average-Sized
Peanut
Grams0.8g
Ounces0.028oz
Kilograms0.0008kg
Pounds0.0018lb

How Many Peanuts are in a Serving?

Although peanuts are a good source of protein, they’re also relatively high in natural fats and calories so if you’re calorie counting, it’s a good idea to know how many are in a portion.

The recommended portion/serving size per portion of peanuts is 1oz/28.4g or a handful. Based on an average-sized peanut weighing 0.8g (0.028oz), there are around 35 peanuts in a serving and an average serving contains 161 calories (in kcal).

Peanut Calculator

The calculator below will help you to quickly calculate the weight and calories of your portion of peanuts.

This calculator is based on an average unshelled weight of 0.8g (0.028oz) per nut and that peanuts contain 5.67kcal per gram (as per USDA).

How Many Peanuts Per Weight?

The table below will help you to work out how many average-sized peanuts you get in various serving sizes, along with the number of calories per serving.

This information is based on an average unshelled peanut weight of 0.8g (0.028oz) per nut and that peanuts contain 5.67kcal per gram.

Figures are rounded up to down to the nearest whole peanut and will work for salted, unsalted, and dry roasted peanuts.

Serving sizeNumber of peanuts per servingCalories per serving (in kcal)
5g628
10g1374
15g1985
20g25113
25g31142
30g38170
35g44198
40g50227
45g56255
50g63284
1/2oz1879
1oz35161
1 1/2oz53241
2oz71321

How Much Does a Cup of Peanuts Weigh?

I weighed a cup full of average-sized unshelled peanuts to get a weight per US cup and found the following:

A full US cup of average-sized peanuts weighs 150g/5.29oz and contains around 188 whole unshelled peanuts.

Half a US cup of peanuts weighs around 75g/2.65oz and contains around 94 individual peanuts in total.

image to show the weight of one US cup of peanuts on a scale is 150g

Salted & Unsalted Peanut Weight & Calorie Chart

The conversion table below shows more peanut servings to help you quickly work out the weight and calories for your serving.

This chart is based on an average unshelled salted or unsalted peanut weight of 0.8g (0.028oz) per nut and that peanuts contain 5.67kcal per gram.

Please note – because peanuts are a natural product, some weigh more and some weigh less than the average amount.

Peanut serving sizeAverage weight
(in grams and ounces)
Average calories
(in kcal)
1 nut0.8g/0.028oz5
2 nuts1.6g/0.07oz9
3 nuts2.4g/0.08oz14
4 nuts3.2g/0.11oz18
5 nuts4g/0.14oz23
6 nuts4.8g/0.16oz27
7 nuts5.6g/0.2oz32
8 nuts6.4g/0.23oz36
9 nuts7.2g/0.25oz41
10 nuts8g/0.3oz45
1 serving28.3g/1oz160
1/2 serving14.2g/0.5oz81
25g of nuts25g/0.9oz142
50g of nuts50g/1.8oz284
75g of nuts75g/2.6oz425
100g of nuts100g/3.5oz567
1oz of nuts28.3g/1oz160
2oz of nuts56.7g/2oz321
3oz of nuts85g/3oz482
4oz of nuts113.4g/4oz643

Dry Roasted Peanuts Weights & Calories

The conversion table below shows dry roasted peanut servings to help you quickly work out the weight and calories for your serving.

This chart is based on an average unshelled dry roasted peanut weight of 0.8g (0.028oz) per nut and using the assumption that dry roasted peanuts contain 5.94kcal per gram.

Please note – because peanuts are a natural product, some weigh more and some weigh less than the average amount.

Peanut serving sizeAverage weight
(in grams and ounces)
Average calories
(in kcal)
1 nut0.8g/0.028oz5
2 nuts1.6g/0.07oz10
3 nuts2.4g/0.08oz14
4 nuts3.2g/0.11oz19
5 nuts4g/0.14oz24
6 nuts4.8g/0.16oz29
7 nuts5.6g/0.2oz33
8 nuts6.4g/0.23oz38
9 nuts7.2g/0.25oz43
10 nuts8g/0.3oz48
1 serving28.3g/1oz168
1/2 serving14.2g/0.5oz84
25g of nuts25g/0.9oz149
50g of nuts50g/1.8oz297
75g of nuts75g/2.6oz446
100g of nuts100g/3.5oz594
1oz of nuts28.3g/1oz168
2oz of nuts56.7g/2oz337
3oz of nuts85g/3oz505
4oz of nuts113.4g/4oz674

Jumbo Peanuts Weights & Calories

The conversion table below shows unshelled jumbo peanut servings (either salted or unsalted) to help you quickly work out the weight and calories for your serving.

This chart is based on an average jumbo peanut weight of 1g (0.035oz) per nut and that peanuts contain 5.67kcal per gram.

Please note – because peanuts are a natural product, some weigh more and some weigh less than the average amount.

Peanut serving sizeAverage weight
(in grams and ounces)
Average calories
(in kcal)
1 nut1g/0.035oz6
2 nuts2g/0.07oz11
3 nuts3g/0.1oz17
4 nuts4g/0.14oz23
5 nuts5g/0.18oz28
6 nuts6g/0.21oz34
7 nuts7g/0.25oz40
8 nuts8g/0.28oz45
9 nuts9g/0.32oz51
10 nuts10g/0.35oz57
1 serving28.3g/1oz160
1/2 serving14.2g/0.5oz81
25g of nuts25g/0.9oz142
50g of nuts50g/1.8oz284
75g of nuts75g/2.6oz425
100g of nuts100g/3.5oz567
1oz of nuts28.3g/1oz160
2oz of nuts56.7g/2oz321
3oz of nuts85g/3oz482
4oz of nuts113.4g/4oz643

More Peanut Weight FAQ’s

How many peanuts are in 100g?

Using an average weight of 0.8g/0.028oz per peanut there are around 125 peanuts in100g.

How many peanuts make 100 calories?

Based on an average-sized peanut weighing 0.8g/0.028oz, you need around 22 peanuts to make up 100 calories.

How much does a handful of peanuts weigh?

A handful of peanuts weighs around 1oz/28.3g and is the recommended serving size of peanuts. A serving of this size contains around 160 calories (in kcal)

How many handfuls of peanuts is 30g?

30g of peanuts is equal to around one large handful of nuts and is equal to around 170 calories (in kcal).