KitchenWeightCalc
Tools

⅓ US Cup Fresh Blueberries = 49.3g

⅓ US Cup of fresh blueberries weighs 49.3 grams (1.74 ounces or 0.11 pounds; 78.9 mL or 5.33 tablespoons in volume) when measured loose fill at a verified bulk density of 148g per 236.6 mL US Customary cup.

Imperial weight: 1.74 oz (0.11 lb) • Volume: 78.9 mL (5.33 tbsp)

Batch
Measuring density
Standard: Loose fill148g / cup
Converted Measure
0.33 US cup Fresh Blueberries (Loose fill) =
49.3 g
Physical scoop breakdown0.33 cups
1/3 cup
Edit either side to reverseBlueberries chart →
Grams
49.3 g
Ounces
1.74 oz
US Cups
⅓ cup
Metric (250mL)
0.32 c
Tablespoons
5.33 tbsp
Milliliters
78.9 mL

Kitchen note: 1 US Customary Cup (236.6 mL) of fresh blueberries (loose fill) weighs 148g, while 1 International Metric Cup (250 mL) weighs 156g.

Batch Scaling Around ⅓ US Cup Fresh Blueberries

Batch scaling conversion table around ⅓ US Cup of Fresh Blueberries (0.5× to 3× recipe batches in grams, ounces, US cups, and milliliters)
Batch Scale Weight (g / oz) US Cups & Spoons Metric (mL)
Half Batch (0.5×) 24.7g (0.87 oz) 2 tbsp + 2 tsp 39.4 mL
Standard (1×) 49.3g (1.74 oz) ⅓ cup 78.9 mL
1.5× Batch 74g (2.61 oz) ½ cup 118.3 mL
Double Batch (2×) 98.7g (3.48 oz) ⅔ cup 157.7 mL
Triple Batch (3×) 148g (5.22 oz) 1 cup 236.6 mL

Measuring ⅓ US Cup of Fresh Blueberries in the Kitchen

Measured loose fill at a verified bulk density of 148g per US cup, ⅓ US cup of fresh blueberries weighs 49.3 grams (1.74 ounces).

Pour dry fresh berries loosely into the cup until flush with the rim. Do not press or crush the berries; standard cultivated round blueberries roll into a natural loose pack weighing 148 grams per cup.

Source note: USDA FoodData Central FDC ID 171711; US Highbush Blueberry Council

Frequently Asked Questions

How many grams is ⅓ cup of fresh blueberries? ▾

⅓ US Cup of fresh blueberries measured Loose fill weighs 49.3 grams (1.74 ounces).

How do I prevent blueberries from sinking to the bottom of muffin tins? ▾

Toss dry blueberries with 1 tablespoon of the recipe's measured flour before gently folding them into the batter.

Can frozen blueberries be used instead of fresh in baking? ▾

Yes, use frozen berries directly without thawing to prevent their purple juice from bleeding throughout the batter.