Mean Median Mode Calculator
This mean median mode calculator works out all three centers of your data the moment you paste it in, and it throws in the range too. Type your numbers separated by commas or spaces, and you'll get the mean, the median, the mode, the range, the sum, and the count at once. It sorts the data for you, lists every mode if there's a tie, and draws a live chart so you can see how the values are spread. It's the quick way to check a statistics problem.
- Mean, median, mode
- Range included
- Sum and count
- Live distribution chart
- Handles ties
Last updated June 18, 2026 Method: mean, median, mode, range Reviewed by the Calcowa math team
Enter at least one number to see the results.
Show count, sum, min, and max
mean = 108 / 6 = 18
What are the mean, median, and mode?
The mean, median, and mode are the three ways to describe the center of a data set. The mean is the average, found by adding the values and dividing by the count. The median is the middle value once you've sorted the data. The mode is whatever appears most often. For 4, 8, 15, 16, 23, 42, the mean is 18.
They don't always agree, and that's the point. When data's symmetric they sit close together, but when it's skewed by a few big values, the mean drifts toward the extremes while the median holds the true center. Knowing all three gives you a fuller picture than any one alone, so that's why this tool shows them side by side. You'll see how far apart they land the moment your data's lopsided.
How do you find the mean, median, and mode?
Each one's a quick routine, and you won't need anything fancier than addition and sorting. Here's how all four come together:
- 1
Find the meanAdd up every value, then divide that sum by how many numbers there are.
- 2
Sort the dataPut the numbers in order from smallest to largest. You'll need this for the median.
- 3
Find the medianTake the middle value. If the count is even, average the two middle ones.
- 4
Find the modeCount how often each value appears and pick the most frequent, or note there is none.
- 5
Find the rangeSubtract the smallest value from the largest to see the spread.
Mean vs median: which describes your data?
When data is roughly symmetric, the mean and median sit close together and either one works. But when a few extreme values pull on the set, like incomes or home prices, the mean gets dragged toward those outliers while the median stays put at the true center. That's why news reports usually quote the median household income, not the mean. If your numbers look lopsided, trust the median. For a deeper look at spread, the Standard Deviation Calculator measures how far values stray from the mean, and the Average Calculator focuses on the mean alone.
The four measures at a glance
Here's what each measure tells you and how to find it. Mean and median describe the center, while the range describes the spread.
| Measure | How to find it | Good to know |
|---|---|---|
| Mean | Add every value, then divide by how many there are | The average, pulled by outliers |
| Median | The middle value once the data is sorted | The center, ignores outliers |
| Mode | The value that appears most often | There might be none, one, or several |
| Range | The largest value minus the smallest | How spread out the data is |
Frequently asked questions
Do the numbers need to be in order first?
You don't have to sort them yourself. Type the values in any order, separated by commas or spaces, and the calculator sorts them for you before finding the median and the rest. It also handles negatives and decimals, so you can paste a messy list straight in.
The mean is the average: add the numbers and divide by the count. The median is the middle value when the data is sorted. The mode is the value that shows up most often. They're all measures of the center, but they answer slightly different questions, and they can land far apart when the data is skewed.
For the mean, sum the values and divide by how many there are. For the median, sort the data and take the middle one (or average the two middle ones if the count is even). For the mode, count how often each value appears and pick the most frequent. This calculator does all three at once, plus the range.
If every value appears exactly once, the data set has no mode. If two or more values tie for the most appearances, the set is bimodal or multimodal, and it has more than one mode. The calculator lists every mode it finds, or tells you there isn't one.
Use the median when your data has outliers or is skewed, like house prices or incomes, where a few huge values would drag the mean up and away from the typical value. The median sits at the true center and isn't fooled by extremes, so it often describes everyday data better than the mean.
The range is the simplest measure of spread: the largest value minus the smallest. For 4, 8, 15, 16, 23, 42, the range is 42 minus 4, which is 38. It's quick to find, but it only looks at the two extremes, so it can't tell you how the middle values are spread.
Yes. A set with two most-frequent values is bimodal, and one with several is multimodal. For example, 2, 2, 5, 7, 7 has two modes, 2 and 7, since each appears twice. The calculator flags every mode, so you won't miss a tie.
Related calculators
Working through statistics? These pair well with the mean median mode calculator.
How far values stray from the mean.
Interquartile rangeQ1, Q3, IQR, and outliers with a box plot.
All math toolsPercentages, fractions, algebra, and more.
Need quick statistics?
Try the calculator above, or browse every math tool in the hub.