Convert Potato from Whole Potatoes to US cups (chopped)
Convert whole potatoes to US cups below. One medium potato is about 1.42 US cups, and 2 potatoes make roughly 2.84 US cups.
How many US cups is a potato?
One medium potato gives about 1.42 US cups of potato when chopped, so 2 potatoes come to roughly 2.84 US cups. A small potato is about 0.93 US cups and a large one about 2.47 US cups, so set the size selector to match what you have.
Potato substitutes
Ran out? What to use instead of potato →
Potato converter tool
Enter an amount, pick your units, and set the size for counting whole potatoes.
Result
1.42 cups (US)Potato Calculators & Kitchen Tools
Working with potato? These tools handle the jobs a converter cannot.
- Oven to Air Fryer Converter Match the temperature and time when you swap the oven for an air fryer, fan oven, or slow cooker.
- Recipe Scaler Scale any recipe up or down and keep every ingredient in ratio.
Common Potato conversions
Quick reference for potato at medium size. Switch the size in the converter above for small or large.
| potatoes | US cups (chopped) |
|---|---|
| 1 potato | 1.42 cups (US) |
| 2 potatoes | 2.84 cups (US) |
| 3 potatoes | 4.26 cups (US) |
| 4 potatoes | 5.68 cups (US) |
| 5 potatoes | 7.1 cups (US) |
| 6 potatoes | 8.52 cups (US) |
Frequently Asked Questions
- How many cups is one medium potato?
- One medium potato (about 213 g) gives roughly 1.37 cups of chopped flesh. A small one (around 140 g) yields about 0.9 cups and a large one (around 370 g) about 2.37 cups, so set the size selector to match the potatoes you actually have before you trust the figure. Open potato converter
- How many US cups is 2 potatoes?
- 2 potatoes are about 2.84 US cups. The ratio is fixed, so one medium potato is 1.42 US cups and the figure scales in a straight line as you multiply or divide. Scaling a recipe up or down keeps the same proportion, so work from whichever amount your recipe lists. Use the converter above for any other quantity of potato.
- How many US cups is 3 potatoes?
- 3 potatoes are about 4.26 US cups. The ratio is fixed, so one medium potato is 1.42 US cups and the figure scales in a straight line as you multiply or divide. Scaling a recipe up or down keeps the same proportion, so work from whichever amount your recipe lists. Use the converter above for any other quantity of potato.
- What is the difference between a metric and US cup?
- A metric cup holds 250 ml while a US cup holds 240 ml, so a US cup is 4% smaller. For chopped potato that gap is small but real, and it adds up across several cups. The guide linked below explains when the difference matters and how to switch between the two so a recipe lands right whichever cup you own. metric v US cup
Related to Potato
Sweet Potato
Sweet potato is denser (139 g/cup vs 156 g/cup), sweeter, and softer when cooked. Works in roasts, mashes, and fries; expect more colour and less starchy bite. See our Sweet Potato converter.
Cauliflower
Low-carb swap for mash and gratin. Cauliflower (111 g/cup) carries much less starch, so the mash turns out lighter and looser. Drain well after boiling or the result waterlogs. See our Cauliflower converter.
Beetroot
Adding beetroot to the tray? The beetroot converter works out whole-item counts and chopped cups across small, medium, and large sizes. See our Beetroot converter.
See all available fresh produce and cooking ingredients.