Box Plot Maker

Paste values to calculate quartiles, whiskers, outliers, and render an SVG box plot that can be downloaded.

Chart title

Quartile method

Numeric data

—Q1

—Median

—Q3

—IQR

—Lower whisker

—Upper whisker

—Outliers

—n

Whiskers use Tukey's 1.5×IQR rule. Values beyond the whiskers are marked as potential outliers.

How to use this Box Plot Maker

Create a browser-based box-and-whisker plot from numeric data. Enter your values above and the result is calculated directly in your browser. No account is required.

Fast answer, clear inputs

This tool is built around one job: give the answer quickly without forcing a signup or hiding the result. Related tools are linked nearby when the next calculation or conversion is useful.