The calculator on this page will help you determine the calorie values for any serving of oatmeal (or porridge) made with water or various kinds of milk.
Oatmeal Calorie Calculator
You can use this calculator to work the calorie content (in kcal) for oatmeal made with various kinds of milk, including:
- Cows milk (1%/skimmed, 2%/semi-skimmed or whole milk)
- Almond milk (sweetened or unsweetened)
- Oat milk (sweetened or unsweetened)
- Soy milk (regular or light)
Select your milk type or water and input the weight of the ingredients (oats and liquid) in grams to get started:
This calculator is based on official calorie data extracted from the UDSA FoodData Central (see the bottom of this page for source links).
More Oatmeal Calculators And Resources
This page is part of a series of helpful articles related to Oatmeal weights, servings, and conversions, the links below will take you to the other articles in this series, depending on what you’re looking for:

Oatmeal Calories Per Serving
An average-sized serving of oatmeal is 40g of oats with 275ml of milk or water. The oats in a serving this size contain 150kcal, and the total calories, including milk, will depend on the type of milk you use.
The table below shows the calories per serving for various kinds of milk so you can get an idea of the difference.
Milk Type | Total Calories Per Serving of Oatmeal (40g oats & 275g milk) |
Cows – 1% fat (skimmed) | 268kcal |
Cows – 2% fat (semi-skimmed) | 288kcal |
Cows – full fat | 318kcal |
Almond – sweetened | 233kcal |
Almond – unsweetened | 202kcal |
Oat – sweetened | 293kcal |
Oat – unsweetened | 282kcal |
Soy – sweetened | 268kcal |
Soy – unsweetened | 263kcal |
References Used for this Article
To ensure the nutritional information used in this article is accurate, I have used data from The USDA FoodData Central; the links below contain the source information: