Statistics

Quartile Calculator

Q1, median, Q3 and five number summary.

Enter your values

Results update instantly as you type — no submit needed.

Results
Median (Q2)
23
Minimum
4
Q1
15
Q3
47
Maximum
60
IQR
32

Quick answer

Quartiles split ordered data into four equal parts, with Q2 being the median.

How to use the Quartile Calculator

  1. 1Paste your values separated by commas.
  2. 2The tool sorts them automatically.
  3. 3Read the five number summary.

Frequently asked questions

Which quartile method is this?

Linear interpolation, matching Excel's QUARTILE.INC and most statistics software.

Why do calculators disagree?

There are nine accepted quartile definitions; results differ slightly on small samples.