Box plot generator Excel users can paste spreadsheet data, upload an exported CSV, calculate quartiles and outliers, and export a clean chart online.
Paste data here and open the full generator with your values loaded.
Excel has built-in chart options for box and whisker plots, but the workflow can vary by version and often hides the exact quartile and outlier calculations.
Use this route when you need a quick online box plot from spreadsheet data plus a visible summary table.
Copy a single column, multiple numeric columns, or a table with labels from Excel. The main tool detects groups, removes blanks, and keeps non-numeric rows out of the calculation.
Open the generatorThe online generator focuses on transparent statistics: minimum, Q1, median, Q3, maximum, IQR, whisker boundaries, mean, sample size, and outlier values.
Paste raw Excel values or upload CSV when you want the exact 1.5 x IQR outlier rule applied to the original data.
Yes. Export the worksheet as CSV, upload it in the main tool, and the chart will be generated from the detected numeric groups.
Yes. Multiple numeric columns are treated as separate groups for side-by-side box plot comparison.