How Much Water Does an Ice Tray Hold? Find Out in Milliliters!

Have you ever wondered how much water your ice tray holds? It’s a question that might seem trivial, but it can be quite interesting when you start to delve into the mathematics and science behind it. The answer can be particularly useful when you’re trying to calculate how much ice you’ll need for a party, or if you’re just curious about the volume of everyday objects. In this article, we’ll explore how to calculate the volume of an ice tray in milliliters, using the dimensions of the ice cubes it produces.

Understanding the Basics

Firstly, it’s important to understand that the volume of a cube – the shape of an ice cube – can be calculated using the formula: length x width x height. Since an ice cube is a perfect cube, all these dimensions are equal. So, if the length of each side of the cube is 2.5 cm, the volume of one cube is 2.5 cm x 2.5 cm x 2.5 cm = 15.625 cubic cm.

Converting Cubic Centimeters to Milliliters

Now, we need to convert this volume from cubic centimeters to milliliters. Luckily, this is straightforward because one cubic centimeter is equivalent to one milliliter. Therefore, the volume of one ice cube is 15.625 ml.

Calculating the Total Volume of the Ice Tray

Next, we need to calculate the total volume of the ice tray. If the tray holds 12 ice cubes, we simply multiply the volume of one cube by the number of cubes. So, 15.625 ml x 12 = 187.5 ml. This means that the ice tray holds 187.5 ml of water.

Considerations and Limitations

It’s important to note that this calculation assumes perfect cubes and doesn’t account for any rounding or irregularities in the shape of the ice cubes. It also assumes that the ice tray is filled to the brim. In reality, you might not fill the tray completely to avoid spilling, or the tray might not form perfect cubes. Therefore, the actual volume might be slightly less than 187.5 ml.


So, there you have it! With some simple mathematics, you can calculate that an ice tray that produces 12 ice cubes, each with a side length of 2.5 cm, holds approximately 187.5 ml of water. This fun fact can be a great conversation starter at your next party, or it might just satisfy your curiosity about the world around you.