Skip to content

Nuts, Seeds & Butters

Convert ounces of chopped pecans to cups

One ounce of chopped pecans weighs about 0.286 cup, and half a ounce comes to roughly 0.143 cup. Enter any amount below to convert it, or use the chart further down as a quick reference while you cook.

1 oz of chopped pecans =

0.286 cup

About 1/4 cup in recipe notation

ml
67.7
tbsp
4.58

Chopped Pecans: 99 g per US cup · USDA FoodData Central. Pecans are light and irregular. Weigh them for pie fillings where the ratio matters.

Full chopped pecans chart →

Chopped Pecans at a glance

Every number on this page comes from a single figure: 99 grams per US cup (USDA FoodData Central).

1 cup
99 g
1 tablespoon
6.19 g
1 teaspoon
2.06 g
1 cup in ounces
3.49 oz
100 g in cups
1.01 cups
Density
0.42 g/ml

ounces to cups chart for chopped pecans

Print it, screenshot it, or bookmark this page — these are the amounts recipes ask for most often.

Chopped Pecans — measured by weight
Ounces (weight)Cups (US)Tablespoons (US)Millilitres
0.5 oz0.143 cup2.29 tbsp33.9 ml
1 oz0.286 cup4.58 tbsp67.7 ml
2 oz0.573 cup9.16 tbsp135 ml
3 oz0.859 cup13.7 tbsp203 ml
4 oz1.15 cup18.3 tbsp271 ml
5 oz1.43 cup22.9 tbsp339 ml
6 oz1.72 cup27.5 tbsp406 ml
8 oz2.29 cup36.7 tbsp542 ml
12 oz3.44 cup55 tbsp813 ml
16 oz4.58 cup73.3 tbsp1084 ml

How this conversion is calculated

Volume-to-weight conversions are only as good as the density behind them. We treat chopped pecans as 99 g per US customary cup, which works out to 0.418 g/ml. From there:

  1. Your ounces figure is converted into millilitres or grams using standard unit sizes (oz = 28.3 g).
  2. The density above bridges volume and weight in whichever direction you need.
  3. The result is rounded the way a cook would round it — to the nearest gram, or to a usable fraction such as 1 cups.

Measuring chopped pecans accurately

Pecans are light and irregular. Weigh them for pie fillings where the ratio matters.

If a recipe matters to you — bread, macarons, anything with a tight hydration or ratio — weigh it. A £10 digital scale removes the single largest source of variation in home baking, and it is faster than washing three measuring cups.

When cups are fine

  • Liquids measured in a proper jug, where volume is the honest unit anyway.
  • Forgiving savoury cooking: soups, stews, stir-fries, marinades.
  • Small amounts of leaveners and spices, as long as you use level spoons.

Frequently asked questions

How many cups are in 1 ounce of chopped pecans?

1 ounce of chopped pecans is 0.286 cup. This is based on a density of 99 g per US cup.

How many cups are in 2 ounces of chopped pecans?

2 ounces of chopped pecans is 0.573 cup, and 0.143 cup for half a ounce.

How much is 100 g of chopped pecans in cups?

100 g of chopped pecans is about 1 cups. Weight is always the more reliable measurement, so use a scale when the recipe gives grams.

Why do other sites give a different number for chopped pecans?

Pecans are light and irregular. Weigh them for pie fillings where the ratio matters.

Do UK and Australian cups give the same result?

No. A US customary cup is 236.6 ml, a metric cup used in Australia and New Zealand is 250 ml, and an old UK imperial cup is 284 ml. Our default is the US cup, but you can pick metric cups in the converter.

Same conversion, other nuts, seeds & butters